Unlock deeper multi-jurisdiction research
Full sub-pages, saves, and alerts are available on paid plans.
Weather & Climate
Fort Irwin, California, United States
Overview
Climate data and monthly weather averages for Fort Irwin.
Key Metrics
Annual Avg
18.3°C
Summer Avg
29.3°C
Winter Avg
7.9°C
Record High
45.6°C
Record Low
-5.6°C
Annual Precipitation
136 mm
Avg Humidity
35%
Summer Humidity
22%
Winter Humidity
49%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 24.5° | 7.6° | -5.4° | 20.2 | 49% | 99 | 61 |
| Feb | 27.6° | 9.1° | -4.7° | 21 | 48% | 118 | 56.8 |
| Mar | 31.9° | 12.8° | -3.3° | 12.7 | 44% | 175 | 63.3 |
| Apr | 36.7° | 16.3° | -0.7° | 8.7 | 37% | 211 | 54.7 |
| May | 42.3° | 21.4° | 3.7° | 3.1 | 30% | 248 | 56.8 |
| Jun | 45.4° | 27.2° | 7.5° | 0.6 | 21% | 257 | 57.2 |
| Jul | 45.6° | 31° | 14.4° | 8.7 | 22% | 244 | 41.9 |
| Aug | 45.2° | 29.8° | 12.8° | 9.9 | 22% | 228 | 44.5 |
| Sep | 44° | 26° | 7.1° | 6.3 | 25% | 189 | 51.7 |
| Oct | 36.9° | 19° | 0.7° | 10.2 | 31% | 150 | 51 |
| Nov | 29.4° | 12.3° | -4.2° | 11.7 | 39% | 107 | 54.9 |
| Dec | 22.1° | 6.9° | -5.6° | 22.9 | 49% | 88 | 54.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
Subscribe to unlock the full sub-page depth for additional jurisdictions.
You can keep discovering Oyster publicly, but full multi-jurisdiction depth, tracking, alerts, and exports are part of paid access.