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Weather & Climate
San Antonio, Nuevo León, Mexico
Overview
Climate data and monthly weather averages for San Antonio.
Key Metrics
Annual Avg
21.5°C
Summer Avg
27.1°C
Winter Avg
14.8°C
Record High
43.4°C
Record Low
-5.4°C
Annual Precipitation
709 mm
Avg Humidity
59%
Summer Humidity
59%
Winter Humidity
57%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 34° | 13.6° | -3.8° | 20.5 | 59% | 123 | 48.2 |
| Feb | 37° | 16.3° | -5.4° | 18.5 | 55% | 136 | 48.4 |
| Mar | 40.2° | 19.7° | -0.8° | 28.8 | 52% | 178 | 51.4 |
| Apr | 41.9° | 23.7° | 4.7° | 41.4 | 50% | 192 | 46.8 |
| May | 43.4° | 26.1° | 8.7° | 64.5 | 55% | 201 | 43.2 |
| Jun | 41° | 27.4° | 17.3° | 68.4 | 57% | 203 | 40.2 |
| Jul | 40.4° | 26.9° | 17.4° | 96.1 | 60% | 199 | 52.4 |
| Aug | 39.4° | 27.1° | 17.7° | 62.6 | 59% | 199 | 36.5 |
| Sep | 38.3° | 24.2° | 13° | 197.4 | 71% | 156 | 43.1 |
| Oct | 37.3° | 21.5° | 5.9° | 64.2 | 68% | 155 | 44.9 |
| Nov | 34.5° | 17.3° | -1.1° | 26.4 | 64% | 126 | 37.7 |
| Dec | 32.9° | 14.4° | -2.9° | 20.2 | 58% | 117 | 46.8 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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