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Weather & Climate
Sequim, Washington, United States
Overview
Climate data and monthly weather averages for Sequim.
Key Metrics
Annual Avg
8.5°C
Summer Avg
15.4°C
Winter Avg
2.4°C
Record High
33.8°C
Record Low
-14.1°C
Annual Precipitation
1276.4 mm
Avg Humidity
82%
Summer Humidity
73%
Winter Humidity
90%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 12.9° | 2.6° | -14.1° | 187.9 | 91% | 30 | 29.7 |
| Feb | 14.1° | 2.6° | -10.8° | 110.3 | 87% | 52 | 33 |
| Mar | 18.2° | 4.2° | -7.4° | 150 | 86% | 90 | 35.1 |
| Apr | 25.2° | 6.7° | -2.3° | 93.9 | 81% | 130 | 28.3 |
| May | 27.9° | 10.7° | 0.1° | 63.9 | 77% | 171 | 27.5 |
| Jun | 30.1° | 13.2° | 3.3° | 44.7 | 76% | 180 | 20.3 |
| Jul | 33.8° | 16.4° | 5.6° | 18.9 | 72% | 203 | 16.1 |
| Aug | 33.2° | 16.6° | 6.7° | 28.5 | 71% | 171 | 28.8 |
| Sep | 31.6° | 13.5° | 3.7° | 57.3 | 76% | 117 | 26.2 |
| Oct | 23.6° | 8.8° | -2.2° | 132.1 | 84% | 68 | 30 |
| Nov | 15.7° | 4.7° | -10.9° | 200.4 | 89% | 34 | 37.4 |
| Dec | 12.2° | 2.1° | -12.3° | 188.5 | 91% | 24 | 41.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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