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Weather & Climate
San Diego, Texas, United States
Overview
Climate data and monthly weather averages for San Diego.
Key Metrics
Annual Avg
22.6°C
Summer Avg
29.5°C
Winter Avg
14.4°C
Record High
44.4°C
Record Low
-5.5°C
Annual Precipitation
688.2 mm
Avg Humidity
70%
Summer Humidity
68%
Winter Humidity
72%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 33.2° | 13.2° | -5.5° | 35.3 | 72% | 99 | 51.3 |
| Feb | 36.6° | 15.7° | -4.9° | 26 | 71% | 107 | 58 |
| Mar | 38.1° | 19.6° | -2° | 47.7 | 70% | 146 | 53.1 |
| Apr | 41.3° | 23.6° | 2.9° | 44.4 | 67% | 166 | 51.4 |
| May | 44.4° | 26.8° | 8.5° | 84.3 | 68% | 188 | 47.1 |
| Jun | 42.3° | 29.3° | 19.1° | 75.9 | 68% | 204 | 44.9 |
| Jul | 42.6° | 29.3° | 20.4° | 81.8 | 70% | 207 | 61.3 |
| Aug | 43.6° | 30° | 19.1° | 53 | 67% | 202 | 56.6 |
| Sep | 42.9° | 27.4° | 11.9° | 112.5 | 73% | 158 | 45.4 |
| Oct | 37.4° | 23.7° | 4.6° | 53.6 | 71% | 145 | 49.5 |
| Nov | 34.1° | 18.6° | -2.8° | 39.3 | 71% | 106 | 54.9 |
| Dec | 31.9° | 14.2° | -3.2° | 34.4 | 72% | 91 | 52.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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