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Weather & Climate
Winston, Oregon, United States
Overview
Climate data and monthly weather averages for Winston.
Key Metrics
Annual Avg
10.1°C
Summer Avg
17.9°C
Winter Avg
3.3°C
Record High
41.5°C
Record Low
-15.1°C
Annual Precipitation
1082.4 mm
Avg Humidity
79%
Summer Humidity
66%
Winter Humidity
91%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 18.2° | 3.3° | -15.1° | 154.4 | 92% | 46 | 21.6 |
| Feb | 19° | 3.8° | -12.1° | 115.9 | 89% | 65 | 20 |
| Mar | 23.7° | 5.5° | -8° | 135.5 | 88% | 104 | 19.4 |
| Apr | 28.9° | 7.5° | -5.2° | 93 | 85% | 140 | 21.9 |
| May | 34.7° | 11.3° | -2.3° | 58.6 | 82% | 182 | 18.7 |
| Jun | 37.5° | 14.5° | 2.4° | 32.1 | 77% | 197 | 16.2 |
| Jul | 39.8° | 19.4° | 6.3° | 6.5 | 64% | 227 | 15.8 |
| Aug | 41.5° | 19.8° | 6.1° | 9.3 | 58% | 196 | 17.5 |
| Sep | 39.7° | 16.7° | 1.4° | 33.3 | 59% | 143 | 15.9 |
| Oct | 33.3° | 11.1° | -4° | 80 | 71% | 93 | 24.7 |
| Nov | 25.6° | 5.8° | -11.5° | 153.6 | 87% | 49 | 20.9 |
| Dec | 15.1° | 2.7° | -13° | 210.2 | 93% | 37 | 24.7 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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