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Weather & Climate
Adams County, Washington, United States
Overview
Climate data and monthly weather averages for Adams County.
Key Metrics
Annual Avg
10.7°C
Summer Avg
22.1°C
Winter Avg
0.1°C
Record High
40.8°C
Record Low
-20.4°C
Annual Precipitation
318.5 mm
Avg Humidity
62%
Summer Humidity
44%
Winter Humidity
82%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 16.2° | -0.5° | -20.4° | 43.4 | 86% | 38 | 50 |
| Feb | 16.8° | 1.5° | -17.1° | 26.6 | 76% | 65 | 57.1 |
| Mar | 23.1° | 5.8° | -13.7° | 35.3 | 68% | 113 | 53.9 |
| Apr | 30.2° | 9.7° | -4.2° | 25.2 | 59% | 161 | 49.6 |
| May | 35.5° | 15.3° | -1.2° | 26.7 | 53% | 201 | 50.9 |
| Jun | 40.6° | 19.2° | 3° | 21.9 | 49% | 216 | 44.8 |
| Jul | 40.8° | 24.1° | 8.3° | 5 | 41% | 238 | 44.4 |
| Aug | 40.5° | 23.1° | 7.5° | 7.4 | 42% | 198 | 46.5 |
| Sep | 36.8° | 17.7° | 1.4° | 11.7 | 48% | 142 | 54.5 |
| Oct | 28.7° | 10.2° | -6.8° | 27.9 | 62% | 92 | 51.5 |
| Nov | 20.1° | 3.6° | -13.5° | 39.3 | 76% | 47 | 69.4 |
| Dec | 15.2° | -0.7° | -19.8° | 48.1 | 85% | 31 | 65.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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