Average annual temperature is 17.3 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: 0.2 °C
Number of sunny days: 235 days
Number of rainy days: 130 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) | 23.8 | 28.3 | 29.7 | 30.2 | 29.9 | 35.1 | 31.5 | 32.8 | 31.5 | 28.8 | 28.0 | 19.1 |
| Average daytime temperature (°C) | 20.3 | 23.0 | 25.6 | 25.1 | 26.7 | 31.7 | 29.1 | 28.9 | 28.8 | 23.8 | 20.2 | 16.4 |
| Average temperature (°C) | 13.0 | 14.8 | 17.2 | 17.3 | 18.9 | 23.2 | 21.0 | 20.9 | 20.0 | 17.0 | 13.8 | 10.8 |
| Average night temperature (°C) | 6.9 | 8.0 | 10.4 | 11.2 | 12.9 | 16.0 | 14.7 | 14.2 | 13.4 | 11.8 | 9.0 | 6.4 |
| Absolute minimum temperature (°C) | 1.1 | 0.2 | 3.5 | 6.3 | 9.8 | 11.6 | 13.0 | 12.4 | 9.5 | 4.1 | 4.5 | 0.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.8 | 11.3 | 12.0 | 12.7 | 13.4 | 13.7 | 13.5 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 10.2 | 10.5 | 10.7 | 11.4 | 12.6 | 12.3 | 12.0 | 11.3 | 9.3 | 7.9 | 8.3 |
| Precipitation (mm) | 0 | 0 | 7 | 49 | 40 | 8 | 16 | 15 | 13 | 44 | 96 | 9 |
| Sunny days | 30 | 27 | 24 | 15 | 10 | 20 | 17 | 17 | 19 | 16 | 18 | 22 |
| Rainy days | 1 | 1 | 7 | 15 | 21 | 10 | 14 | 14 | 11 | 15 | 12 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at