Average annual temperature is 27.0 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 16.6 °C
Number of sunny days: 154 days
Number of rainy days: 211 days
Look at detailed online map of San Antonio
* Weather data for San Antonio Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.4 | 31.8 | 34.9 | 37.6 | 37.5 | 39.7 | 36.0 | 36.2 | 34.7 | 34.1 | 31.3 | 31.1 |
| Average daytime temperature (°C) | 28.2 | 28.4 | 31.9 | 34.2 | 34.9 | 36.1 | 33.3 | 33.1 | 32.7 | 31.6 | 28.5 | 27.0 |
| Average temperature (°C) | 24.0 | 24.3 | 26.7 | 28.5 | 29.3 | 30.6 | 28.5 | 28.3 | 27.9 | 27.1 | 24.8 | 23.4 |
| Average night temperature (°C) | 20.9 | 21.1 | 22.8 | 24.1 | 24.9 | 26.6 | 25.1 | 24.7 | 24.4 | 23.8 | 22.3 | 20.6 |
| Absolute minimum temperature (°C) | 17.0 | 16.6 | 20.1 | 21.2 | 20.5 | 23.8 | 23.5 | 22.6 | 23.0 | 20.3 | 19.2 | 16.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.5 | 9.3 | 10.8 | 11.3 | 11.8 | 11.3 | 10.7 | 11.3 | 10.5 | 9.7 | 8.2 | 8.2 |
| Precipitation (mm) | 75 | 84 | 57 | 30 | 20 | 94 | 132 | 158 | 119 | 164 | 198 | 134 |
| Sunny days | 18 | 13 | 22 | 20 | 20 | 16 | 7 | 9 | 6 | 7 | 5 | 11 |
| Rainy days | 13 | 15 | 9 | 10 | 11 | 14 | 24 | 22 | 24 | 24 | 25 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at