Scappoose, OR
Climate overview — based on NOAA 1991-2020 normals from SCAPPOOSE IND AP, OR US.
Year-round temperatures (°F)
Climate summary
Scappoose has an annual average temperature of 53°F with about 42.3 inches of precipitation per year. The warmest month is August (average high 82.0°F), and the coldest is December (average low 33.7°F). December is typically the wettest month (7.25 in) and July the driest (0.48 in).
Best time to visit Scappoose
Full guide →Climate change signal
All-time records →200 of 366 (54.6%) of Scappoose'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.
| 1990s | 13 | |
| 2000s | 114 | |
| 2010s | 126 | |
| 2020s | 113 |
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 | 46.8°F | 33.8°F | 40.3°F | 6.54 in | — | 21 |
| February | 51.2°F | 34.2°F | 42.7°F | 4.62 in | — | 17 |
| March | 56.3°F | 36.9°F | 46.6°F | 4.54 in | — | 19 |
| April | 61.0°F | 39.9°F | 50.5°F | 3.08 in | — | 17 |
| May | 68.2°F | 46.2°F | 57.2°F | 2.49 in | — | 13 |
| June | 73.1°F | 50.6°F | 61.8°F | 1.37 in | — | 10 |
| July | 81.0°F | 54.5°F | 67.7°F | 0.48 in | — | 4 |
| August | 82.0°F | 54.4°F | 68.2°F | 0.52 in | — | 4 |
| September | 76.3°F | 49.8°F | 63.0°F | 1.56 in | — | 8 |
| October | 63.6°F | 42.8°F | 53.2°F | 3.60 in | — | 15 |
| November | 52.6°F | 37.0°F | 44.8°F | 6.26 in | — | 19 |
| December | 46.1°F | 33.7°F | 39.9°F | 7.25 in | — | 20 |
Climate twins of Scappoose
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).