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Weather & Climate
Clear Lake, Washington, United States
Overview
Climate data and monthly weather averages for Clear Lake.
Key Metrics
Annual Avg
9.8°C
Summer Avg
16.2°C
Winter Avg
3.9°C
Record High
34.5°C
Record Low
-12.3°C
Annual Precipitation
1300.8 mm
Avg Humidity
84%
Summer Humidity
79%
Winter Humidity
88%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 14.2° | 4° | -12.3° | 191.3 | 89% | 30 | 30.4 |
| Feb | 20° | 4.2° | -9.3° | 112.6 | 86% | 52 | 32 |
| Mar | 20.3° | 6.1° | -6.2° | 146 | 85% | 90 | 35.1 |
| Apr | 28.5° | 8.6° | -2.1° | 93.3 | 82% | 130 | 29.9 |
| May | 32.7° | 12.1° | 2.4° | 66.6 | 80% | 171 | 23.5 |
| Jun | 32.8° | 14.3° | 5.4° | 49.5 | 80% | 180 | 19.7 |
| Jul | 34.5° | 17° | 8.3° | 23.3 | 78% | 203 | 15.7 |
| Aug | 34.2° | 17.2° | 8° | 32.9 | 78% | 171 | 29.3 |
| Sep | 34° | 14.7° | 4.8° | 64.5 | 80% | 117 | 30.3 |
| Oct | 25.6° | 10.2° | -2.4° | 141.7 | 85% | 68 | 31.3 |
| Nov | 17.8° | 6.3° | -9.4° | 204.6 | 89% | 34 | 34 |
| Dec | 14.3° | 3.6° | -11.8° | 174.5 | 90% | 24 | 35.4 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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