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Weather & Climate
Skagit County, Washington, United States
Overview
Climate data and monthly weather averages for Skagit County.
Key Metrics
Annual Avg
6.9°C
Summer Avg
14.8°C
Winter Avg
-0.5°C
Record High
40.1°C
Record Low
-23.2°C
Annual Precipitation
2047.9 mm
Avg Humidity
85%
Summer Humidity
78%
Winter Humidity
93%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 13° | -0.4° | -23.2° | 295.4 | 93% | 33 | 22.2 |
| Feb | 14.9° | -0.2° | -22.3° | 181.7 | 91% | 55 | 20.8 |
| Mar | 18.8° | 2.1° | -16.2° | 239 | 89% | 90 | 21.7 |
| Apr | 28.1° | 5.3° | -8° | 146.4 | 83% | 128 | 21.1 |
| May | 29.9° | 9.9° | -3.2° | 104.8 | 80% | 164 | 16.6 |
| Jun | 40.1° | 12.4° | 1.9° | 82.2 | 81% | 173 | 14.6 |
| Jul | 37° | 15.9° | 3.3° | 36.3 | 77% | 207 | 12.1 |
| Aug | 36.8° | 16.1° | 2.8° | 47.1 | 76% | 175 | 21.2 |
| Sep | 36.1° | 12.8° | -1.6° | 98.4 | 79% | 120 | 18 |
| Oct | 25.8° | 7.4° | -8.4° | 220.4 | 85% | 72 | 22.6 |
| Nov | 17.4° | 2.4° | -20.3° | 322.2 | 91% | 36 | 24.3 |
| Dec | 13.2° | -1° | -22.9° | 274 | 94% | 27 | 25.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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