Cascade Locks, OR
Climate overview — based on NOAA 1991-2020 normals from CASCADE LOCKS, OR US.
Year-round temperatures (°F)
Avg high
Avg low
Climate summary
Cascade Locks has an annual average temperature of 52.7°F with about 0 inches of precipitation per year. The warmest month is August (average high 82.0°F), and the coldest is December (average low 32.7°F).
Pleasant months
2 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
31.7°F
warmest to coldest month
Best time to visit Cascade Locks
Full guide →Climate change signal
All-time records →91 of 366 (24.9%) of Cascade Locks's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1890s | 16 | |
| 1900s | 50 | |
| 1910s | 26 | |
| 1920s | 60 | |
| 1930s | 68 | |
| 1940s | 36 | |
| 1950s | 18 | |
| 2010s | 36 | |
| 2020s | 56 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 41.9°F | 33.2°F | 37.6°F | in | — | — |
| February | 48.1°F | 33.7°F | 40.9°F | in | — | — |
| March | 53.9°F | 36.2°F | 45.1°F | in | — | — |
| April | 60.6°F | 40.7°F | 50.7°F | in | — | — |
| May | 68.0°F | 46.6°F | 57.3°F | in | — | — |
| June | 73.1°F | 52.0°F | 62.6°F | in | — | — |
| July | 80.4°F | 56.3°F | 68.4°F | in | — | — |
| August | 82.0°F | 56.5°F | 69.3°F | in | — | — |
| September | 76.4°F | 51.0°F | 63.7°F | in | — | — |
| October | 63.1°F | 44.7°F | 53.9°F | in | — | — |
| November | 50.3°F | 38.8°F | 44.6°F | in | — | — |
| December | 42.8°F | 32.7°F | 37.8°F | in | — | — |
Last spring / first fall frost
All-time recordsHottest, coldest, wettest
Planting calendarWhat to plant, and when