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Weather & Climate
Wallowa County, Oregon, United States
Overview
Climate data and monthly weather averages for Wallowa County.
Key Metrics
Annual Avg
6.3°C
Summer Avg
17.5°C
Winter Avg
-4.3°C
Record High
38.1°C
Record Low
-25.3°C
Annual Precipitation
651 mm
Avg Humidity
71%
Summer Humidity
55%
Winter Humidity
90%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 6° | -4.8° | -25.3° | 70.7 | 93% | 46 | 38.8 |
| Feb | 11.3° | -3.3° | -21.4° | 62.7 | 88% | 66 | 36.9 |
| Mar | 19.8° | 0.8° | -16.3° | 80.6 | 79% | 105 | 33.9 |
| Apr | 25.5° | 4.6° | -9.5° | 63.3 | 70% | 142 | 38.1 |
| May | 30.6° | 10.1° | -4.6° | 68.2 | 66% | 182 | 36.1 |
| Jun | 34.9° | 14.1° | -1.5° | 55.5 | 63% | 204 | 31.1 |
| Jul | 38.1° | 19.7° | 3.2° | 12.1 | 52% | 236 | 25.6 |
| Aug | 35.6° | 18.8° | 2.3° | 16.7 | 51% | 198 | 26.1 |
| Sep | 34.4° | 14° | -2.3° | 24.6 | 55% | 142 | 31.5 |
| Oct | 29.5° | 6.6° | -12.6° | 46.8 | 67% | 91 | 37.4 |
| Nov | 17.2° | 0° | -18.8° | 64.2 | 80% | 49 | 45.3 |
| Dec | 8.6° | -4.7° | -23.4° | 85.6 | 90% | 35 | 46.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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