Halsey, OR
Climate overview — based on NOAA 1991-2020 normals from CORVALLIS 10 SSW, OR US.
Year-round temperatures (°F)
Climate summary
Halsey has an annual average temperature of 52.2°F with about 41.5 inches of precipitation per year. The warmest month is August (average high 82.1°F), and the coldest is December (average low 34.2°F). December is typically the wettest month (7.98 in) and July the driest (0.27 in).
Best time to visit Halsey
Full guide →Climate change signal
All-time records →259 of 366 (70.8%) of Halsey'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.
| 2000s | 45 | |
| 2010s | 180 | |
| 2020s | 141 |
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 | 47.2°F | 34.4°F | 40.8°F | 6.24 in | — | 17 |
| February | 50.5°F | 34.7°F | 42.6°F | 5.18 in | — | 17 |
| March | 55.4°F | 37.0°F | 46.2°F | 4.58 in | — | 18 |
| April | 59.7°F | 39.3°F | 49.5°F | 3.30 in | — | 15 |
| May | 66.7°F | 43.4°F | 55.0°F | 2.09 in | — | 10 |
| June | 73.2°F | 47.3°F | 60.2°F | 1.00 in | — | 7 |
| July | 81.8°F | 50.9°F | 66.4°F | 0.27 in | — | 2 |
| August | 82.1°F | 50.7°F | 66.4°F | 0.29 in | — | 2 |
| September | 76.7°F | 47.4°F | 62.1°F | 1.29 in | — | 7 |
| October | 64.3°F | 41.7°F | 53.0°F | 3.13 in | — | 12 |
| November | 52.1°F | 37.3°F | 44.7°F | 6.12 in | — | 17 |
| December | 45.7°F | 34.2°F | 39.9°F | 7.98 in | — | 19 |
Climate twins of Halsey
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).