Average annual temperature is 23.0 °C
Absolute maximum temperature: 35.3 °C
Absolute minimum temperature: 12.6 °C
Number of sunny days: 211 days
Number of rainy days: 154 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) | 28.9 | 30.5 | 29.3 | 31.0 | 35.3 | 33.3 | 31.3 | 32.0 | 30.9 | 30.3 | 29.8 | 30.0 |
| Average daytime temperature (°C) | 25.3 | 26.4 | 26.6 | 28.7 | 31.0 | 30.3 | 28.4 | 28.3 | 28.4 | 27.4 | 27.4 | 26.3 |
| Average temperature (°C) | 19.9 | 20.7 | 20.7 | 22.7 | 24.9 | 24.9 | 24.7 | 24.6 | 24.6 | 23.4 | 22.9 | 21.3 |
| Average night temperature (°C) | 15.7 | 16.2 | 15.7 | 17.6 | 20.0 | 20.7 | 22.1 | 22.3 | 22.4 | 20.9 | 19.7 | 17.7 |
| Absolute minimum temperature (°C) | 13.2 | 12.8 | 12.6 | 15.6 | 15.6 | 17.5 | 20.5 | 21.4 | 20.6 | 18.5 | 14.9 | 13.3 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.4 | 12.0 | 12.6 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.7 | 11.1 | 10.9 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.8 | 10.5 | 11.1 | 11.7 | 11.5 | 11.8 | 9.6 | 9.1 | 9.2 | 8.5 | 9.6 | 9.0 |
| Precipitation (mm) | 2 | 0 | 0 | 0 | 0 | 64 | 370 | 373 | 240 | 232 | 83 | 7 |
| Sunny days | 26 | 28 | 31 | 30 | 29 | 24 | 0 | 0 | 0 | 1 | 16 | 26 |
| Rainy days | 5 | 0 | 0 | 0 | 2 | 6 | 31 | 31 | 30 | 30 | 14 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at