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Weather & Climate
Harrison County, Texas, United States
Overview
Climate data and monthly weather averages for Harrison County.
Key Metrics
Annual Avg
18.6°C
Summer Avg
28.5°C
Winter Avg
8.2°C
Record High
44.9°C
Record Low
-10.7°C
Annual Precipitation
1224.7 mm
Avg Humidity
75%
Summer Humidity
68%
Winter Humidity
82%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 25.4° | 7° | -10.7° | 95.2 | 82% | 85 | 29.9 |
| Feb | 27.2° | 9.1° | -8.2° | 110 | 83% | 88 | 25.5 |
| Mar | 31.5° | 13.9° | -6.4° | 121.5 | 80% | 134 | 25.5 |
| Apr | 34.6° | 18.2° | -1° | 103.2 | 78% | 162 | 26.6 |
| May | 38.8° | 22.9° | 4° | 116.3 | 76% | 184 | 25.5 |
| Jun | 41.7° | 27.4° | 14.7° | 105 | 71% | 192 | 21.7 |
| Jul | 42.5° | 29° | 17.1° | 91.1 | 67% | 199 | 17 |
| Aug | 44.9° | 29.2° | 14.8° | 76 | 65% | 185 | 23.9 |
| Sep | 42.2° | 25.6° | 7.6° | 87 | 67% | 153 | 38.6 |
| Oct | 36.9° | 19.3° | 0.5° | 115.6 | 71% | 126 | 22.9 |
| Nov | 31.2° | 13.1° | -6.5° | 90 | 77% | 91 | 25.7 |
| Dec | 26.8° | 8.4° | -8.3° | 113.8 | 81% | 76 | 32.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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