Average annual temperature is 16.0 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: -0.8 °C
Number of sunny days: 198 days
Number of rainy days: 167 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) | 23.9 | 28.8 | 29.3 | 29.8 | 29.6 | 32.3 | 27.1 | 29.5 | 27.3 | 25.8 | 26.0 | 20.6 |
| Average daytime temperature (°C) | 20.5 | 22.9 | 25.8 | 26.3 | 26.3 | 29.0 | 24.2 | 24.0 | 25.3 | 21.3 | 19.4 | 16.2 |
| Average temperature (°C) | 12.3 | 13.3 | 16.8 | 17.9 | 18.4 | 20.7 | 18.0 | 17.7 | 18.1 | 15.5 | 12.4 | 10.3 |
| Average night temperature (°C) | 6.0 | 6.7 | 9.9 | 11.8 | 12.3 | 13.8 | 13.6 | 13.1 | 12.4 | 11.6 | 7.7 | 6.5 |
| Absolute minimum temperature (°C) | 0.5 | -0.8 | 2.6 | 6.9 | 10.1 | 11.4 | 11.5 | 11.3 | 10.6 | 4.0 | 1.9 | -0.2 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 | 13.3 | 12.8 | 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) | 9.9 | 10.4 | 10.9 | 11.2 | 11.5 | 11.9 | 11.2 | 10.7 | 10.9 | 8.5 | 8.4 | 6.6 |
| Precipitation (mm) | 1 | 1 | 8 | 14 | 54 | 17 | 39 | 50 | 8 | 69 | 22 | 55 |
| Sunny days | 28 | 23 | 21 | 17 | 12 | 18 | 10 | 6 | 21 | 9 | 18 | 15 |
| Rainy days | 3 | 5 | 10 | 13 | 19 | 12 | 21 | 25 | 9 | 22 | 12 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at