Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 147 days
Number of rainy days: 218 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) | 30.5 | 32.4 | 36.1 | 38.7 | 38.9 | 39.7 | 34.6 | 35.6 | 33.7 | 33.5 | 31.1 | 30.8 |
| Average daytime temperature (°C) | 28.1 | 28.8 | 32.6 | 35.1 | 35.3 | 36.3 | 32.8 | 32.9 | 32.3 | 31.0 | 28.3 | 26.9 |
| Average temperature (°C) | 23.8 | 24.2 | 27.0 | 29.0 | 29.5 | 30.6 | 27.9 | 27.9 | 27.4 | 26.5 | 24.5 | 23.1 |
| Average night temperature (°C) | 20.5 | 20.9 | 22.7 | 24.2 | 24.8 | 26.1 | 24.4 | 24.3 | 23.9 | 23.4 | 22.0 | 20.4 |
| Absolute minimum temperature (°C) | 16.2 | 15.9 | 20.4 | 20.6 | 20.5 | 23.4 | 23.1 | 22.3 | 22.5 | 20.8 | 19.3 | 15.8 |
| 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 | 12.5 | 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) | 9.8 | 9.7 | 10.9 | 11.5 | 11.7 | 11.5 | 11.2 | 11.3 | 10.8 | 9.7 | 8.2 | 8.3 |
| Precipitation (mm) | 108 | 177 | 35 | 39 | 20 | 124 | 222 | 176 | 237 | 276 | 269 | 222 |
| Sunny days | 15 | 16 | 22 | 21 | 21 | 18 | 5 | 7 | 5 | 4 | 4 | 9 |
| Rainy days | 16 | 12 | 9 | 9 | 10 | 12 | 26 | 24 | 25 | 27 | 26 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at