Willamette Pass, Oregon Weather
Pass • Central Oregon
Willamette Pass is where Oregon Route 58 crosses the Cascade crest between Oakridge and the Crescent Lake area. It sits at about 5,100 feet on the line between Lane and Klamath counties. Willamette Pass Resort, open since 1941, rises above the highway. The rail line used by Amtrak's Coast Starlight crosses nearby, and the Pacific Crest Trail runs north from the pass toward the Rosary Lakes and Maiden Peak.
Plan your week
10-Day Forecast
Hour by hour
Hourly Forecast
Current Conditions
Comfort Breakdown
Willamette Pass weather today and through the year
It's 34°F at Willamette Pass right now (feels like 28°F), with 5 mph wind and a comfort score of 32. Today's forecast high at Willamette Pass is 45°F, 5°F above the mid November normal of 40°F. No fog in the forecast for tomorrow at Willamette Pass. In November, 25% of morning hours here are foggy on average. The best window tomorrow is 8 AM to 11 AM, at about 37°F with a 8 mph wind (comfort 41).
July is the warmest month at Willamette Pass, with an average high of 73°F. December is the coldest, with an average low of 24°F. December is the wettest month (11.6 in.), out of about 66.5 in. a year. By typical temperature, wind, cloud, humidity, and precipitation odds, the most comfortable months at Willamette Pass are August, July, and September. The best hours are usually noon to 3 PM in August, 1 PM to 4 PM in July, and 1 PM to 4 PM in September.
Willamette Pass sits right on the Cascade divide, the high point that storms from the Willamette Valley must climb before they reach Central Oregon. Moist air rising up the west slope cools and drops its heaviest precipitation here, so the pass is among the snowiest places in this area. It gets far more snow than the east-side reservoirs like Crane Prairie and Wickiup, only 15 to 20 miles to the northeast.
Forecast updated November 13, 2026 at 5:02 PM PST. Climate figures come from NOAA 1991-2020 normals. Hourly patterns come from NOAA's HRRR hourly analysis from May 2016 to May 2026.
What to expect at Willamette Pass in the next few days
No active National Weather Service alerts for this location.
Fog
No fog in the forecast for tomorrow at Willamette Pass. In November, 25% of morning hours here are foggy on average.
Best time to go
The best window tomorrow is 8 AM to 11 AM, at about 37°F with a 8 mph wind (comfort 41).
Best day this week
Of the next 7 days, today looks best for Willamette Pass, with a 45°F high and midday comfort near 35.
This weekend
This weekend: Saturday 39°F/28°F with a 82% chance of rain, Sunday 39°F/28°F with a 99% chance of rain.
Rain
Next good chance of rain: today (100%, about 0.24 in.).
Snow
Snow is in the forecast: about 5.2 in. over the next week, starting Saturday.
Freezing nights
7 of the next 7 nights are forecast to reach freezing or colder.
Live weather map
Weather around Willamette Pass right now
Snow and 34° at Willamette Pass right now.
About the live weather map for Willamette Pass
The map centers on Willamette Pass and stacks wildfire smoke, satellite clouds, and precipitation radar on one view. Clouds come from the GOES-West satellite and rain from NOAA radar, and both show current conditions.
Dots mark nearby places with their current temperature, colored by comfort score. Use the layer buttons to turn any layer off, or open the full map for every destination in the region.
Nearby Temperature Comparison
Conditions at nearby Central Oregon destinations
Tip: Central Oregon temperatures can change by 20 to 30°F over a short distance because of microclimates.
Willamette Pass vs nearby places
Typical summer conditions compared with Willamette Pass, from the same NOAA HRRR hourly record. The list shows the closest places, then nearby places whose climate differs the most.
| Place | Distance | Summer afternoons | Morning fog | Afternoon wind | Compared with Willamette Pass |
|---|---|---|---|---|---|
| Gold Lake Sno-Park | 0.6 mi | +3°F | 4% | 9 mph | a very similar climate |
| Odell Lake | 3 mi | -2°F | 2% | 10 mph | about 37% less precipitation a year |
| Waldo Lake South End / Shadow Bay | 6.2 mi | +1°F | 5% | 9 mph | a very similar climate |
| Wickiup Reservoir | 18 mi | +11°F | 0% | 9 mph | about 11°F warmer on summer afternoons and about 68% less precipitation a year |
| Gilchrist | 19.4 mi | +12°F | 1% | 8 mph | about 12°F warmer on summer afternoons and about 66% less precipitation a year |
| Crescent | 19.6 mi | +12°F | 1% | 8 mph | about 12°F warmer on summer afternoons and about 66% less precipitation a year |
Places with a climate like Willamette Pass's
- Square Lake (59 mi away): nearly the same temperatures every month
- Hoodoo Ski Area (57 mi away): nearly the same temperatures every month
- Elk Lake (29 mi away): nearly the same temperatures every month
Climate Dashboard
Current conditions vs. NOAA normals and recent destination baseline
What the Willamette Pass climate comparisons mean
These cards compare recent conditions at Willamette Pass with the available local baseline. Temperature and year-to-date rainfall use long-term normals when available. Fog, sunshine, wind, and comfort use the matching recent or modeled baseline identified on each card.
Positive and negative differences describe how Willamette Pass departs from its own usual pattern. They should not be read as a direct comparison with another city or as a forecast beyond the period shown.
Willamette Pass weather by month
July is the warmest month at Willamette Pass, with an average high of 73°F. December is the coldest, with an average low of 24°F. December is the wettest month (11.6 in.), out of about 66.5 in. a year. Morning fog peaks in February, when fog or low cloud covers 31% of the hours from 6 to 10 AM. July has the clearest middays, with clouds covering about 2% of the sky from 11 AM to 3 PM.
By typical temperature, wind, cloud, humidity, and precipitation odds, the most comfortable months at Willamette Pass are August, July, and September. The best hours are usually noon to 3 PM in August, 1 PM to 4 PM in July, and 1 PM to 4 PM in September.
| Month | Avg high | Avg low | Precip | Wet days | Morning fog | Midday cloud | Afternoon wind | Daylight | Comfort |
|---|---|---|---|---|---|---|---|---|---|
| Jan | 37°F | 24°F | 9.7 in | 19 | 28% | 15% | 10 mph | 9.3 h | 2 |
| Feb | 38°F | 24°F | 7.1 in | 16 | 31% | 20% | 10 mph | 10.4 h | 2 |
| Mar | 42°F | 25°F | 7.7 in | 16 | 26% | 19% | 9 mph | 11.8 h | 12 |
| Apr | 46°F | 28°F | 6.1 in | 15 | 27% | 17% | 9 mph | 13.4 h | 22 |
| May | 55°F | 34°F | 4.1 in | 12 | 20% | 13% | 9 mph | 14.7 h | 19 |
| Jun | 62°F | 39°F | 2.4 in | 9 | 12% | 7% | 9 mph | 15.4 h | 62 |
| Jul | 73°F | 45°F | 0.7 in | 5 | 1% | 2% | 9 mph | 15.1 h | 82 |
| Aug | 72°F | 45°F | 0.7 in | 5 | 2% | 2% | 9 mph | 13.9 h | 83 |
| Sep | 65°F | 41°F | 1.9 in | 8 | 10% | 5% | 9 mph | 12.4 h | 65 |
| Oct | 52°F | 34°F | 5.0 in | 13 | 18% | 10% | 9 mph | 10.9 h | 12 |
| Nov | 40°F | 28°F | 9.6 in | 18 | 25% | 15% | 9 mph | 9.6 h | 1 |
| Dec | 35°F | 24°F | 11.6 in | 20 | 29% | 14% | 10 mph | 8.9 h | 0 |
Morning fog is the share of hours from 6 to 10 AM with fog or low cloud. Midday cloud is the average from 11 AM to 3 PM, and afternoon wind is the average from 1 to 5 PM. The highlighted rows are the most comfortable months.
What makes Willamette Pass's weather different
When the fog burns off
33%of 7 AM hours foggy in February
Fog or low cloud covers Willamette Pass in 33% of 7 AM hours in February, the foggiest month. It often lingers, and 30% of mid-afternoon hours are still foggy. July mornings are the least foggy (1%).
When the wind picks up
noonwhen afternoon wind builds, June–August
From June through August, wind at Willamette Pass typically builds after noon. In July it peaks around 4 PM, averaging 10 mph, while mornings average 6 mph. Overall, January is the windiest month, peaking near 11 mph around 5 AM.
Freezing hours
24 hbelow freezing on a typical February night
In February, the average stays at or below freezing around the clock.
Daylight
8.9–15.4 hof daylight, Dec to Jun
Days at Willamette Pass range from about 8.9 hours in December to 15.4 hours in June. In mid-June the sun sets around 8:50 PM, and in mid-December around 4:35 PM.
Wildfire smoke
27 daysof smoky air per fire season (about AQI 75+)
NOAA's HRRR-Smoke model gives the area around Willamette Pass an average of 27 smoky days a fire season from 2021 to 2025. On each of those days, smoke held the air quality index at about 75 or higher for at least three hours. About 22 more days a season had lighter smoke.
Snow
220 inof snow per winter (HRRR estimate)
NOAA's HRRR model puts Willamette Pass at about 220 inches of snow a winter, falling on about 69 days. That is the average of the 2023-24, 2024-25 and 2025-26 winters.
Seasons at Willamette Pass
- Warm seasonJun 27 – Sep 24 · highs 64°F+
The warm season lasts about 3 months, from Jun 27 to Sep 24, when the average high is 64°F or warmer. Highs peak around Jul 8 at about 73°F.
- Cool seasonNov 27 – Feb 24 · highs 39°F or lower
The cool season runs from Nov 27 to Feb 24, when the average high is 39°F or lower. The coldest nights come around Dec 8, with an average low near 24°F.
- Freezing nightsOct 30 – May 3 · lows 32°F or colder
Average lows at Willamette Pass are at or below freezing from Oct 30 to May 3.
- Wet seasonOct 16 – May 3 · 82% of the year's precipitation
The wet season runs from Oct 16 to May 3, when a day has at least a 43% chance of measurable precipitation. That stretch brings 82% of the year's precipitation.
The dark line marks today. Season dates come from the smoothed daily NOAA 1991-2020 normals. Counting from Oct. 1, a typical year has its first inch of precipitation by Oct 7 and half of its annual total by Jan 23.
Days per year and extremes (Nov 1, 2024 to Oct 31, 2026)
This record runs from Nov 1, 2024 to Oct 31, 2026. Over this record, Willamette Pass averaged no days at 90°F or hotter and 162 nights a year at or below freezing. It averaged 21 days a year with at least half an inch of precipitation and 3 afternoons with wind of 20 mph or more at 2 PM. About 69 mornings a year had 3 or more hours of fog or low cloud.
In the same record, the hottest day was Aug 23, 2025 (85°F) and the coldest night was Feb 11, 2025 (1°F). The wettest day was Mar 16, 2025 (2.99 in.), and the strongest 2 PM gust was 49 mph on Dec 18, 2025.
- 0days at 90°F or hotter
- 162nights at or below freezing
- 21days with ½ in. of precipitation or more
- 3afternoons with 20+ mph wind
- 69mornings with 3+ hours of fog or low cloud
- Hottest day85°FAug 23, 2025
- Coldest night1°FFeb 11, 2025
- Wettest day2.99 inMar 16, 2025
- Strongest 2 PM gust49 mphDec 18, 2025
What shapes Willamette Pass's weather
Willamette Pass is not especially high for the Cascade crest, so the snow level matters. Most winter storms bring snow at the summit. In warm, very wet storms fed by atmospheric rivers, long plumes of moisture from the tropics, the snow line can rise toward pass level. Those storms bring heavy, wet snow or rain on top of the snowpack. Those are usually the hardest driving days on Highway 58.
Late winter is the cloudiest stretch. The pass often sits inside the cloud deck, with fog or low cloud lasting through the afternoon on many February days. Winter wind tends to peak overnight, when storms push hardest across the crest.
Summer is short but clear and mild, with an afternoon breeze. Wildfire smoke from fires on both sides of the Cascades reaches the pass on many late-summer days.
Tips for visiting Willamette Pass
Use the right parking
Sno-park permits are not valid in the ski area's fee parking lot, and the resort charges for parking and groomed nordic trails.
Ski the PCT to Maiden Peak Shelter
A tour of about four miles north on the Pacific Crest Trail from the pass reaches Maiden Peak Shelter, a free, fully enclosed octagonal cabin.
Know the shelter rules
Overnight stays in the area's ski shelters are allowed November 15 to April 30, for up to three nights. Shelters can't be reserved and must be shared.
Watch the snow level on stormy days
When a warm storm pushes the snow line near the summit, expect heavy, wet snow or rain on the highway. Check road conditions before you leave Oakridge or Crescent.
Find the Rosary Lakes trailhead
The no-fee Rosary Lakes Trailhead on the east side of the pass connects to the Pacific Crest Trail, just past the ODOT sand shed.
Willamette Pass through the seasons
- Spring (March–May)
- Deep snow lingers well into spring at the pass, with spring storms still possible. Sno-park permits are required through April 30.
- Summer (June–August)
- Summer brings mild, clear days for hiking the Pacific Crest Trail to the Rosary Lakes. Snow patches can last into early summer on north-facing trail.
- Fall (September–November)
- Fall is cool and often smoky at first, with the first snow arriving in October or November. Sno-park permits are required again from November 1.
- Winter (December–February)
- Winter brings heavy snow and frequent low cloud. The resort averages about 430 inches of snow a year, and Highway 58 can be slow over the summit.
Activities and the weather that matters
- Downhill skiing and snowboarding: The resort runs from a 5,120-foot base to a 6,683-foot summit. Cold storms bring the best snow, while warm storms can leave it heavy and wet.
- Nordic skiing: The resort grooms about 12 miles of nordic trail for a fee. Clear days after a storm are the best conditions.
- Hiking the Pacific Crest Trail: The trail runs north from the pass toward the Rosary Lakes and Maiden Peak. It's usually snow-free from midsummer to the first fall storms.
- Backcountry ski touring: The ski area's base has a corridor to the Pacific Crest Trail and the Rosary Lakes area. Stable, clear days after a storm are the time to tour to Maiden Peak Shelter.
Official sources and current conditions
- Willamette Pass Resort: about the mountain
- Forest Service: Willamette Pass Ski Area
- Forest Service: Willamette winter shelters
- Forest Service: Rosary Lakes Trailhead
- ODOT: Sno-Park permits
- NWS forecast for Willamette Pass
Numbers on this page come from NOAA data. The text draws on the official sources linked above.
Historical Climate Data
Long-term weather patterns and climate data
Data sources: Recent temperature, precipitation, fog, cloud, wind, humidity, and sunshine come from NOAA HRRR, and long-term baselines from NOAA 1991-2020 climate normals.
Climate Overview
Based on NOAA 30-year temperature/rain normals (1991-2020) with recent fog/sun baseline
🌟 Best Months to Visit
⚠️ Challenging Months
Monthly Breakdown
| Month | Comfort | High/Low | ☀️ Sun | 🌫️ Fog | 💧 Rain | Perfect |
|---|---|---|---|---|---|---|
| November 2024 | 40 | 35.5° / 25.2° | 3.5h | 10d | 7.69" | 1 |
| December 2024 | 40 | 36.5° / 25.8° | 3.6h | 6d | 10.41" | 0 |
| January 2025 | 52 | 36.5° / 22° | 5.8h | 6d | 3.54" | 0 |
| February 2025 | 43 | 32.1° / 19° | 4h | 8d | 5.93" | 2 |
| March 2025 | 48 | 36.6° / 24° | 5.4h | 10d | 8.17" | 4 |
| April 2025 | 67 | 45° / 28.3° | 9.5h | 4d | 0.73" | 7 |
| May 2025 | 72 | 51.4° / 34.3° | 9.8h | 8d | 1.21" | 18 |
| June 2025 | 91 | 63.7° / 43° | 12h | 2d | 0.43" | 27 |
| July 2025 | 98 | 71.5° / 50.4° | 12.5h | 0d | 0.03" | 31 |
| August 2025 | 95 | 72° / 51.3° | 11.3h | 1d | 0.21" | 30 |
| September 2025 | 87 | 66.7° / 47.5° | 9h | 1d | 1.19" | 22 |
| October 2025 | 66 | 48.6° / 33.8° | 6.5h | 6d | 3.03" | 12 |
| November 2025 | 58 | 43.9° / 33.5° | 5.9h | 1d | 2.01" | 3 |
| December 2025 | 42 | 38.9° / 29.7° | 3.5h | 13d | 9.16" | 2 |
| January 2026 | 55 | 38.9° / 29° | 5.6h | 3d | 1.62" | 0 |
| February 2026 | 53 | 37.8° / 26.3° | 5.5h | 4d | 3.55" | 4 |
| March 2026 | 60 | 45° / 31.6° | 7h | 11d | 2.37" | 10 |
| April 2026 | 66 | 46.3° / 30.3° | 8.1h | 6d | 3.2" | 12 |
| May 2026 | 82 | 57° / 37.2° | 10.8h | 3d | 2.26" | 22 |
| June 2026 | 83 | 61.2° / 41.6° | 10.6h | 4d | 0.78" | 23 |
| July 2026 | 97 | 70.6° / 50.2° | 12.4h | 0d | 0.28" | 31 |
| August 2026 | 97 | 72.2° / 50.1° | 11.5h | 0d | 0" | 31 |
| September 2026 | 81 | 58.5° / 40.9° | 8.5h | 3d | 1.15" | 22 |
| October 2026 | 77 | 55.6° / 38.6° | 7.5h | 3d | 0.51" | 18 |
Climate Trends
Average Temperature by Month
About the Willamette Pass climate charts
The temperature chart compares average monthly highs and lows at Willamette Pass, showing both the seasonal cycle and the typical day-to-night range. The comfort chart summarizes how often the combined weather pattern is favorable rather than judging temperature alone.
Precipitation shows the total recorded or modeled rainfall for each month at Willamette Pass. Sunshine compares average bright-sky hours with the daylight available, while fog shows the average number of morning fog or low-cloud hours per day. Switch between the chart tabs to compare the same months across each measure.
Snow Depth by Season
0″ on the ground as of Nov 13, compared with an average of 4.5″ on that date.
Now
0″
Typical peak
91″
Deepest
131″
2007–08
About this chart and each season's peak
Each gray line is one winter at Willamette Pass (5,138 ft), from August through July. The dashed line is the average for each date, and the blue line is this season. Depths come from NOAA's daily SNODAS snow analysis, adjusted for the elevation of this spot, and are updated through Nov 13, 2026.
| Season | Peak depth | Peak date | Days with 1″+ |
|---|---|---|---|
| 2025–26 | 37″ | Mar 5 | 117 |
| 2024–25 | 123″ | Mar 17 | 213 |
| 2023–24 | 104″ | Mar 6 | 209 |
| 2022–23 | 117″ | Apr 4 | 226 |
| 2021–22 | 71″ | Apr 14 | 201 |
| 2020–21 | 82″ | Mar 26 | 194 |
| 2019–20 | 82″ | Apr 3 | 183 |
| 2018–19 | 96″ | Feb 26 | 175 |
| 2017–18 | 53″ | Mar 25 | 193 |
| 2016–17 | 109″ | Mar 8 | 198 |
| 2015–16 | 78″ | Dec 24 | 171 |
| 2014–15 | 20″ | Dec 30 | 130 |
| 2013–14 | 46″ | Feb 21 | 175 |
| 2012–13 | 91″ | Mar 7 | 212 |
| 2011–12 | 91″ | Mar 22 | 220 |
| 2010–11 | 123″ | Mar 28 | 251 |
| 2009–10 | 88″ | Apr 6 | 235 |
| 2008–09 | 112″ | Apr 4 | 190 |
| 2007–08 | 131″ | Mar 29 | 218 |
| 2006–07 | 94″ | Mar 3 | 196 |
| 2005–06 | 78″ | Mar 22 | 211 |
| 2004–05 | 59″ | Apr 4 | 179 |
| 2003–04 | 97″ | Mar 5 | 209 |
Hourly Temperature, Wind, and Cloud Cover Patterns
Average local hour by month from 2016-05-01 to 2026-05-01
- Temperature: At Willamette Pass, the warmest typical hour is 3 PM in August (71°F). The coldest is 7 AM in February (24°F).
- Wind: From June through August, wind at Willamette Pass typically builds after noon. In July it peaks around 4 PM, averaging 10 mph, while mornings average 6 mph. Overall, January is the windiest month, peaking near 11 mph around 5 AM.
- Cloud Cover: July middays are the clearest at Willamette Pass (2% average cloud cover), and February middays are the cloudiest (20%).
How to read the hourly heatmaps for Willamette Pass
This heatmap shows how average temperature at Willamette Pass changes by hour and month. Read left to right for the seasons and top to bottom for the time of day. Warmer colors mark the usual afternoon peaks, and cooler colors show overnight and winter lows.
This heatmap shows the typical hourly wind pattern at Willamette Pass through the year. It makes recurring afternoon wind, calmer overnight periods, and seasonal changes easier to compare than a single daily wind value.
This heatmap shows average cloud cover at Willamette Pass for every month and hour. Use it to see whether cloudiness is mainly an overnight and morning pattern or commonly persists during the part of the day you plan to visit.
Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage. The red marker shows the current month and hour.
How recent months compared at Willamette Pass
- October 2026 recap: October 2026 at Willamette Pass averaged a high of 56°F, 7°F warmer than October 2025 (49°F).
Location Details
Willamette Pass weather questions
Everything you need to know about weather and visiting Willamette Pass
What is the weather like at Willamette Pass today?
It's 34°F at Willamette Pass right now, with a comfort score of 32 (poor). Today's forecast high at Willamette Pass is 45°F, 5°F above the mid November normal of 40°F. The best window tomorrow is 8 AM to 11 AM, at about 37°F with a 8 mph wind (comfort 41).
What is the best month to visit Willamette Pass?
By typical temperature, wind, cloud, humidity, and precipitation odds, the most comfortable months at Willamette Pass are August, July, and September. The best hours are usually noon to 3 PM in August, 1 PM to 4 PM in July, and 1 PM to 4 PM in September. The warm season lasts about 3 months, from Jun 27 to Sep 24, when the average high is 64°F or warmer. Highs peak around Jul 8 at about 73°F.
What are the warmest and coldest months at Willamette Pass?
July is the warmest month at Willamette Pass, with an average high of 73°F. December is the coldest, with an average low of 24°F. Average lows at Willamette Pass are at or below freezing from Oct 30 to May 3.
When does the fog burn off at Willamette Pass?
Fog or low cloud covers Willamette Pass in 33% of 7 AM hours in February, the foggiest month. It often lingers, and 30% of mid-afternoon hours are still foggy. July mornings are the least foggy (1%).
When is it windiest at Willamette Pass?
From June through August, wind at Willamette Pass typically builds after noon. In July it peaks around 4 PM, averaging 10 mph, while mornings average 6 mph. Overall, January is the windiest month, peaking near 11 mph around 5 AM.
Does it snow at Willamette Pass?
Yes, a lot. NOAA's HRRR model puts Willamette Pass at about 220 inches of snow a winter, falling on about 69 days. That is the average of the 2023-24, 2024-25 and 2025-26 winters.
How much rain and snow does Willamette Pass get?
December is the wettest month (11.6 in.), out of about 66.5 in. a year. The wet season runs from Oct 16 to May 3, when a day has at least a 43% chance of measurable precipitation. That stretch brings 82% of the year's precipitation.
How smoky does Willamette Pass get in fire season?
NOAA's HRRR-Smoke model gives the area around Willamette Pass an average of 27 smoky days a fire season from 2021 to 2025. On each of those days, smoke held the air quality index at about 75 or higher for at least three hours. About 22 more days a season had lighter smoke.
How high is Willamette Pass?
Willamette Pass is about 5,128 feet, where Oregon Route 58 crosses the Cascade crest. Willamette Pass Resort climbs above the highway from there.
Do I need a sno-park permit at Willamette Pass?
A permit is required in designated Oregon sno-parks from November 1 to April 30. Daily, three-day and season permits are sold, but they are not valid in the ski resort's fee lot.
What kind of place is Willamette Pass?
Willamette Pass is where Oregon Route 58 crosses the Cascade crest between Oakridge and the Crescent Lake area. It sits at about 5,100 feet on the line between Lane and Klamath counties. Willamette Pass Resort, open since 1941, rises above the highway. The rail line used by Amtrak's Coast Starlight crosses nearby, and the Pacific Crest Trail runs north from the pass toward the Rosary Lakes and Maiden Peak.
What is Willamette Pass weather like in November?
November at Willamette Pass averages a high of 40°F and a low of 28°F, with 9.6 in. of precipitation over about 18 wet days. About 25% of morning hours are foggy. Afternoon wind averages 9 mph.
More about Willamette Pass weather
Guides that explain the weather here and nearby
Data sources and methods
- Monthly temperatures and precipitation: NOAA 1991-2020 normals.
- Fog, cloud, wind, sun, and comfort by hour and month: NOAA's HRRR hourly analysis from May 2016 to May 2026.
- Daily records and recent months: NOAA HRRR analyses, including its hourly precipitation.
- Nearby comparisons and regional rankings use the same hourly HRRR summaries for every destination in the region.
- Alerts: National Weather Service.
- All statements on this page are computed from these datasets, apart from the “What shapes the weather” guide, which cites its sources inline.
- Wikipedia: Willamette Pass (accessed 2026-10-29)
- USDA Forest Service, Willamette National Forest: Willamette Pass Ski Area (accessed 2026-10-29)
- Willamette Pass Resort: About the Mountain (accessed 2026-10-29)
- USDA Forest Service, Willamette National Forest: Winter Shelters (accessed 2026-10-29)
- USDA Forest Service, Deschutes National Forest: Rosary Lakes Trailhead (accessed 2026-10-29)
- Oregon DMV / ODOT: Sno-Park Parking Permits (accessed 2026-10-29)
Rendered 2026-11-14T01:05:45.557Z.