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Weather & Climate
Plumas County, California, United States
Overview
Climate data and monthly weather averages for Plumas County.
Key Metrics
Annual Avg
8.7°C
Summer Avg
19.5°C
Winter Avg
-0.7°C
Record High
40.3°C
Record Low
-21.6°C
Annual Precipitation
795.4 mm
Avg Humidity
61%
Summer Humidity
37%
Winter Humidity
83%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 15.9° | -1.1° | -21.6° | 113.8 | 84% | 69 | 35 |
| Feb | 17.1° | 0.1° | -18.1° | 126 | 81% | 88 | 31.9 |
| Mar | 21° | 2.8° | -14.4° | 123.7 | 78% | 137 | 30.5 |
| Apr | 25.4° | 5.7° | -10.7° | 66 | 72% | 175 | 33.1 |
| May | 31.8° | 10.7° | -5.6° | 42.2 | 64% | 217 | 25.6 |
| Jun | 36.3° | 16.2° | -3.2° | 14.4 | 49% | 242 | 24.4 |
| Jul | 40.3° | 21.6° | 4.3° | 4.6 | 33% | 252 | 21.9 |
| Aug | 38° | 20.6° | 3.4° | 4.3 | 29% | 224 | 21.8 |
| Sep | 36.4° | 16.4° | -3.1° | 9.6 | 35% | 174 | 26.4 |
| Oct | 31.5° | 9.5° | -6.7° | 45.6 | 51% | 126 | 31.6 |
| Nov | 24.6° | 3° | -20.9° | 84.9 | 70% | 77 | 28.6 |
| Dec | 14.1° | -1.2° | -18.1° | 160.3 | 83% | 57 | 33.4 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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