Average annual temperature is 27.2 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 252 days
Number of rainy days: 113 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) | 33.8 | 36.4 | 37.3 | 39.6 | 40.2 | 40.8 | 34.8 | 33.5 | 36.1 | 36.0 | 35.9 | 33.5 |
| Average daytime temperature (°C) | 31.3 | 33.6 | 35.5 | 37.4 | 37.2 | 37.4 | 32.5 | 31.4 | 32.5 | 31.6 | 33.2 | 30.9 |
| Average temperature (°C) | 23.9 | 26.1 | 27.9 | 29.8 | 30.4 | 30.8 | 27.1 | 26.3 | 27.3 | 26.3 | 26.8 | 24.4 |
| Average night temperature (°C) | 16.8 | 18.4 | 19.9 | 21.9 | 23.6 | 24.5 | 22.4 | 22.0 | 22.3 | 21.9 | 21.0 | 18.7 |
| Absolute minimum temperature (°C) | 14.7 | 16.4 | 17.4 | 19.4 | 19.8 | 19.7 | 20.1 | 20.6 | 20.2 | 20.0 | 15.9 | 14.2 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.2 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 10.2 | 10.6 | 11.3 | 11.5 | 11.5 | 12.0 | 11.1 | 10.6 | 10.7 | 9.4 | 10.1 | 9.0 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 39 | 37 | 189 | 154 | 97 | 123 | 42 | 12 |
| Sunny days | 31 | 28 | 31 | 29 | 25 | 21 | 4 | 6 | 18 | 11 | 24 | 24 |
| Rainy days | 0 | 0 | 0 | 1 | 6 | 9 | 27 | 25 | 12 | 20 | 6 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at