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Weather & Climate
San Augustine County, Texas, United States
Overview
Climate data and monthly weather averages for San Augustine County.
Key Metrics
Annual Avg
19.2°C
Summer Avg
28.4°C
Winter Avg
9.4°C
Record High
43.5°C
Record Low
-8.5°C
Annual Precipitation
1296.5 mm
Avg Humidity
77%
Summer Humidity
71%
Winter Humidity
83%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 25.3° | 8.2° | -8.5° | 105.1 | 83% | 86 | 21.1 |
| Feb | 27.5° | 10.4° | -7.8° | 105 | 83% | 89 | 21.1 |
| Mar | 31.6° | 14.8° | -5.7° | 118.7 | 81% | 135 | 21 |
| Apr | 35.2° | 19° | -0.3° | 97.5 | 78% | 162 | 21.3 |
| May | 39° | 23.6° | 4.9° | 112.2 | 75% | 184 | 22.4 |
| Jun | 41.6° | 27.6° | 15.8° | 123.3 | 72% | 190 | 20.1 |
| Jul | 42° | 28.7° | 18° | 96.7 | 71% | 196 | 16.6 |
| Aug | 43.5° | 29° | 15.2° | 99.2 | 69% | 185 | 20.4 |
| Sep | 40.5° | 25.7° | 8.5° | 97.8 | 72% | 153 | 38.4 |
| Oct | 36.3° | 19.9° | 0.9° | 121.2 | 74% | 130 | 21.2 |
| Nov | 31.6° | 14° | -5.7° | 102.6 | 79% | 94 | 21.1 |
| Dec | 27.3° | 9.5° | -5.4° | 117.2 | 82% | 77 | 23.2 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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