Oregon City, OR
Climate overview — based on NOAA 1991-2020 normals from OREGON CITY, OR US.
Year-round temperatures (°F)
Climate summary
Oregon City has an annual average temperature of 55.4°F with about 44.8 inches of precipitation per year. The warmest month is August (average high 84.1°F), and the coldest is December (average low 36.3°F). December is typically the wettest month (7.20 in) and July the driest (0.50 in).
Best time to visit Oregon City
Full guide →Climate change signal
All-time records →57 of 366 (15.6%) of Oregon City'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.
| 1910s | 0 | |
| 1920s | 0 | |
| 1930s | 0 | |
| 1940s | 6 | |
| 1950s | 48 | |
| 1960s | 39 | |
| 1970s | 46 | |
| 1980s | 49 | |
| 1990s | 70 | |
| 2000s | 41 | |
| 2010s | 36 | |
| 2020s | 31 |
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 | 48.3°F | 36.7°F | 42.5°F | 6.54 in | — | — |
| February | 52.5°F | 37.5°F | 45.0°F | 4.46 in | — | — |
| March | 58.0°F | 39.8°F | 48.9°F | 4.78 in | — | — |
| April | 63.5°F | 43.3°F | 53.4°F | 3.84 in | — | — |
| May | 70.9°F | 48.4°F | 59.7°F | 2.54 in | — | — |
| June | 76.2°F | 52.9°F | 64.6°F | 1.79 in | — | — |
| July | 83.9°F | 57.0°F | 70.5°F | 0.50 in | — | — |
| August | 84.1°F | 57.5°F | 70.8°F | 0.56 in | — | — |
| September | 77.9°F | 52.9°F | 65.4°F | 1.64 in | — | — |
| October | 64.9°F | 46.5°F | 55.7°F | 4.23 in | — | — |
| November | 53.4°F | 40.5°F | 47.0°F | 6.73 in | — | — |
| December | 47.3°F | 36.3°F | 41.8°F | 7.20 in | — | — |
Climate twins of Oregon City
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).