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Weather & Climate
Basin City, Washington, United States
Overview
Climate data and monthly weather averages for Basin City.
Key Metrics
Annual Avg
11.9°C
Summer Avg
23.5°C
Winter Avg
1.1°C
Record High
43.5°C
Record Low
-19.3°C
Annual Precipitation
250.9 mm
Avg Humidity
59%
Summer Humidity
41%
Winter Humidity
80%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 17.7° | 0.3° | -19.3° | 35 | 84% | 38 | 51.4 |
| Feb | 18° | 2.7° | -14° | 21.6 | 73% | 65 | 55.4 |
| Mar | 24.6° | 7.1° | -10.9° | 25.1 | 65% | 113 | 54.2 |
| Apr | 31.9° | 11° | -2.6° | 20.1 | 56% | 161 | 51 |
| May | 37.4° | 16.6° | 0.6° | 21.4 | 50% | 201 | 49.8 |
| Jun | 42.2° | 20.6° | 5.7° | 17.7 | 45% | 216 | 43.9 |
| Jul | 43.5° | 25.4° | 9.7° | 3.7 | 38% | 238 | 38.2 |
| Aug | 42.6° | 24.4° | 8.9° | 5.9 | 39% | 198 | 46.1 |
| Sep | 38.9° | 18.9° | 1.1° | 9.6 | 46% | 142 | 48.6 |
| Oct | 30.5° | 11.4° | -7.1° | 22.6 | 60% | 92 | 48.1 |
| Nov | 21.2° | 4.6° | -9.7° | 28.5 | 74% | 47 | 66.3 |
| Dec | 16.9° | 0.3° | -13.5° | 39.7 | 82% | 31 | 66.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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