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Weather & Climate
Willacy County, Texas, United States
Overview
Climate data and monthly weather averages for Willacy County.
Key Metrics
Annual Avg
24°C
Summer Avg
29.3°C
Winter Avg
17.6°C
Record High
39.1°C
Record Low
-0.1°C
Annual Precipitation
631.6 mm
Avg Humidity
74%
Summer Humidity
73%
Winter Humidity
75%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 30.4° | 16.7° | 1° | 26 | 76% | 96 | 55.9 |
| Feb | 32.3° | 18.2° | -0.1° | 23 | 75% | 103 | 57.1 |
| Mar | 35° | 20.8° | 4° | 30.4 | 75% | 143 | 55.5 |
| Apr | 38° | 24.1° | 10.2° | 33.6 | 74% | 161 | 52.6 |
| May | 37.5° | 26.7° | 13.4° | 59.5 | 74% | 187 | 46 |
| Jun | 39.1° | 29° | 21.8° | 75.3 | 73% | 196 | 57.8 |
| Jul | 37.6° | 29.2° | 23.4° | 70.7 | 74% | 201 | 75.6 |
| Aug | 38° | 29.6° | 22.9° | 44 | 73% | 193 | 57.1 |
| Sep | 38.5° | 28.2° | 18.8° | 134.7 | 75% | 155 | 51.1 |
| Oct | 37° | 25.7° | 9.8° | 61.4 | 73% | 143 | 52.4 |
| Nov | 32.8° | 21.5° | 4.5° | 41.7 | 74% | 105 | 55.4 |
| Dec | 30.1° | 18° | 2.1° | 31.3 | 75% | 87 | 63.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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