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Weather & Climate
Katy, Texas, United States
Overview
Climate data and monthly weather averages for Katy.
Key Metrics
Annual Avg
20.4°C
Summer Avg
28.5°C
Winter Avg
11.5°C
Record High
42.6°C
Record Low
-7.8°C
Annual Precipitation
1246 mm
Avg Humidity
77%
Summer Humidity
73%
Winter Humidity
81%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 26.1° | 10.3° | -7.8° | 89.3 | 81% | 90 | 39.5 |
| Feb | 29.8° | 12.5° | -7.2° | 68.9 | 81% | 93 | 40.1 |
| Mar | 32° | 16.5° | -5.1° | 84.6 | 80% | 138 | 42.4 |
| Apr | 36.2° | 20.4° | 1.2° | 87.3 | 77% | 159 | 37 |
| May | 38.6° | 24.6° | 6.3° | 118.7 | 74% | 186 | 34.3 |
| Jun | 41.9° | 28° | 17.1° | 126 | 73% | 189 | 40.8 |
| Jul | 40.9° | 28.5° | 18.9° | 110.4 | 75% | 190 | 34.7 |
| Aug | 42.6° | 29° | 16.6° | 124.9 | 72% | 181 | 38.8 |
| Sep | 40.8° | 26.2° | 10.5° | 117.9 | 75% | 151 | 54.8 |
| Oct | 35.6° | 21.4° | 2.2° | 128 | 75% | 137 | 35.8 |
| Nov | 31.1° | 15.9° | -3.2° | 94.2 | 78% | 100 | 41.9 |
| Dec | 28.6° | 11.7° | -4.3° | 95.8 | 80% | 82 | 40.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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