Average annual temperature is 11.3 °C
Absolute maximum temperature: 28.8 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 207 days
Number of rainy days: 157 days
Number of snow days: 1 day
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) | 17.4 | 17.9 | 21.1 | 22.6 | 26.7 | 28.8 | 27.5 | 27.4 | 26.1 | 23.7 | 21.5 | 18.2 |
| Average daytime temperature (°C) | 12.7 | 13.5 | 17.0 | 19.0 | 20.6 | 26.1 | 24.0 | 23.0 | 24.0 | 18.7 | 15.9 | 13.5 |
| Average temperature (°C) | 5.5 | 6.3 | 8.9 | 10.6 | 12.8 | 17.4 | 15.8 | 15.7 | 15.4 | 12.0 | 8.9 | 6.0 |
| Average night temperature (°C) | 0.1 | 0.8 | 2.3 | 3.0 | 5.5 | 9.9 | 9.4 | 9.9 | 8.4 | 6.8 | 3.7 | 0.3 |
| Absolute minimum temperature (°C) | -2.9 | -3.1 | -1.2 | -4.5 | 2.9 | 4.9 | 6.3 | 7.5 | 6.1 | 0.7 | -4.5 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 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) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.5 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 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 | 9.6 | 10.9 | 11.8 | 11.4 | 12.2 | 11.7 | 11.0 | 11.0 | 8.2 | 9.2 | 8.9 |
| Precipitation (mm) | 7 | 37 | 5 | 4 | 14 | 30 | 155 | 120 | 47 | 88 | 14 | 5 |
| Sunny days | 25 | 21 | 25 | 24 | 18 | 15 | 2 | 2 | 10 | 16 | 24 | 25 |
| Rainy days | 6 | 7 | 6 | 6 | 13 | 15 | 29 | 29 | 20 | 15 | 5 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The largest precipitation sum in San Antonio is at