Average annual temperature is 26.7 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 15.7 °C
Number of sunny days: 151 days
Number of rainy days: 214 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 | 31.4 | 34.8 | 37.8 | 37.8 | 39.3 | 35.2 | 35.1 | 33.8 | 33.8 | 30.9 | 30.6 |
| Average daytime temperature (°C) | 28.0 | 28.5 | 32.1 | 34.3 | 34.7 | 36.0 | 33.1 | 32.9 | 32.4 | 31.1 | 28.2 | 26.8 |
| Average temperature (°C) | 23.6 | 23.9 | 26.7 | 28.5 | 29.1 | 30.7 | 28.2 | 27.9 | 27.5 | 26.6 | 24.5 | 23.1 |
| Average night temperature (°C) | 19.9 | 20.2 | 22.1 | 23.5 | 24.3 | 26.1 | 24.5 | 24.2 | 23.9 | 23.4 | 22.0 | 20.3 |
| Absolute minimum temperature (°C) | 15.7 | 16.4 | 20.3 | 21.2 | 19.9 | 23.4 | 22.9 | 22.2 | 22.2 | 20.0 | 19.2 | 15.9 |
| 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) | 9.5 | 9.4 | 10.8 | 11.4 | 11.7 | 11.2 | 10.8 | 10.9 | 10.4 | 9.9 | 7.9 | 8.0 |
| Precipitation (mm) | 112 | 168 | 55 | 52 | 33 | 123 | 164 | 177 | 201 | 245 | 305 | 150 |
| Sunny days | 16 | 16 | 20 | 21 | 21 | 16 | 6 | 9 | 4 | 6 | 6 | 10 |
| Rainy days | 15 | 12 | 11 | 9 | 10 | 14 | 25 | 22 | 26 | 25 | 24 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at