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Weather & Climate
Humboldt County, California, United States
Overview
Available climate summaries for Humboldt County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
11.6°C
Summer Avg
18.7°C
Winter Avg
5.3°C
Record High
40.8°C
Record Low
-7.7°C
Annual Precipitation
1278 mm
Avg Humidity
73%
Summer Humidity
57%
Winter Humidity
87%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 21.4° | 5.4° | -6.9° | 204.9 | 87% | 63 | 30.8 |
| Feb | 22.3° | 5.6° | -7.1° | 185.1 | 86% | 82 | 26.6 |
| Mar | 30.2° | 6.9° | -4.7° | 191.3 | 86% | 126 | 25 |
| Apr | 29.9° | 8.5° | -3.3° | 100.2 | 83% | 166 | 25.8 |
| May | 34.2° | 11.9° | -1.3° | 48.4 | 79% | 214 | 20.7 |
| Jun | 40.1° | 15.7° | 1.9° | 19.2 | 68% | 238 | 22.1 |
| Jul | 40.8° | 20.3° | 6.2° | 3.4 | 54% | 252 | 17.6 |
| Aug | 39.3° | 20.2° | 6.3° | 3.4 | 50% | 222 | 21.1 |
| Sep | 40.4° | 18.1° | 1.8° | 17.1 | 51% | 171 | 21.4 |
| Oct | 35.3° | 13.3° | -1.7° | 78.7 | 63% | 122 | 26 |
| Nov | 28.4° | 7.9° | -5.8° | 146.7 | 81% | 71 | 25.5 |
| Dec | 21.7° | 5° | -7.7° | 279.6 | 88% | 51 | 32 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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