Central Oregon Lake Weather
Cascade and high-desert lakes, where elevation decides when the ice goes out and how cold the nights get. Across the 35 places we track here, summer afternoons range from 53°F at Moraine Lake / South Sister to 86°F at Lake Simtustus, a 33°F spread.
Standouts
Warmest summer afternoons
86°F
Lake Simtustus has the warmest summer afternoons, averaging 86°F at the warmest hour.
Coolest summer afternoons
53°F
Moraine Lake / South Sister has the coolest summer afternoons, averaging 53°F.
Windiest summer afternoons
12 mph
Green Lakes is the windiest on summer afternoons, averaging 12 mph.
Most snow days
100
Moraine Lake / South Sister sees snow on the most days, about 100 a winter.
Compare all 35 lakes
| Place | Summer afternoons | Winter lows | Summer afternoon wind | Snow days per winter |
|---|---|---|---|---|
| Lake SimtustusLake · 1,585 ft | 86°F | 30°F | 9 mph | 14 |
| Lake Billy ChinookLake · 1,945 ft | 83°F | 29°F | 9 mph | 11 |
| Ochoco ReservoirLake · 3,130 ft | 82°F | 29°F | 10 mph | 8 |
| Haystack ReservoirLake · 2,840 ft | 82°F | 29°F | 10 mph | 10 |
| Wickiup ReservoirLake · 4,340 ft | 78°F | 21°F | 9 mph | 34 |
| Twin LakesLake · 4,340 ft | 77°F | 22°F | 8 mph | 37 |
| Antelope Flat ReservoirLake · 4,959 ft | 77°F | 24°F | 8 mph | 21 |
| Davis LakeLake · 4,386 ft | 75°F | 27°F | 9 mph | 45 |
| Scout LakeLake · 3,600 ft | 75°F | 27°F | 9 mph | 60 |
| Suttle LakeLake · 3,438 ft | 75°F | 26°F | 9 mph | 61 |
| Clear Lake / Santiam AreaLake · 3,012 ft | 74°F | 31°F | 6 mph | 37 |
| Crescent LakeLake · 4,840 ft | 74°F | 24°F | 7 mph | 51 |
| Three Creek LakeLake · 6,550 ft | 74°F | 25°F | 9 mph | 55 |
| Cultus LakeLake · 4,668 ft | 73°F | 23°F | 8 mph | 57 |
| Lava LakeLake · 4,740 ft | 73°F | 23°F | 7 mph | 52 |
| Little Lava LakeLake · 4,740 ft | 73°F | 23°F | 7 mph | 52 |
| Hosmer LakeLake · 4,960 ft | 71°F | 21°F | 7 mph | 59 |
| Little Cultus LakeLake · 4,740 ft | 70°F | 22°F | 8 mph | 65 |
| Crane Prairie ReservoirLake · 4,450 ft | 68°F | 21°F | 9 mph | 45 |
| Big Lake / Hoodoo AreaLake · 4,620 ft | 68°F | 25°F | 9 mph | 73 |
| Square LakeLake · 4,640 ft | 68°F | 27°F | 9 mph | 74 |
| East LakeLake · 6,380 ft | 68°F | 22°F | 8 mph | 61 |
| Paulina LakeLake · 6,331 ft | 68°F | 22°F | 9 mph | 58 |
| Elk LakeLake · 4,885 ft | 68°F | 23°F | 8 mph | 70 |
| Scott LakeLake · 4,800 ft | 67°F | 26°F | 8 mph | 73 |
| Waldo Lake South End / Shadow BayLake · 5,418 ft | 67°F | 26°F | 9 mph | 71 |
| Sparks LakeLake · 5,425 ft | 67°F | 23°F | 7 mph | 75 |
| Waldo Lake North EndLake · 5,414 ft | 66°F | 26°F | 9 mph | 66 |
| Odell LakeLake · 4,790 ft | 65°F | 30°F | 10 mph | 48 |
| Devils LakeLake · 5,446 ft | 64°F | 22°F | 8 mph | 83 |
| Pamelia LakeLake · 3,903 ft | 63°F | 30°F | 6 mph | 84 |
| Todd LakeLake · 6,150 ft | 62°F | 21°F | 9 mph | 78 |
| No Name Lake / Broken TopLake · 8,000 ft | 56°F | 18°F | 12 mph | 95 |
| Green LakesLake · 6,500 ft | 55°F | 18°F | 12 mph | 97 |
| Moraine Lake / South SisterLake · 6,460 ft | 53°F | 17°F | 11 mph | 100 |
Summer afternoons, fog, and wind are June to August averages from NOAA’s HRRR model, hour by hour. Fog is the share of 6–10 AM hours with fog. Winter lows are December to February averages.