Average annual temperature is 27.9 °C
Absolute maximum temperature: 43.7 °C
Absolute minimum temperature: 14.0 °C
Number of sunny days: 162 days
Number of rainy days: 203 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) | 32.7 | 35.8 | 39.4 | 42.1 | 42.0 | 43.7 | 39.7 | 37.1 | 35.6 | 35.8 | 33.6 | 33.3 |
| Average daytime temperature (°C) | 30.3 | 32.0 | 35.5 | 37.6 | 37.8 | 38.9 | 36.7 | 34.6 | 33.6 | 32.6 | 31.1 | 28.8 |
| Average temperature (°C) | 24.8 | 25.8 | 28.3 | 29.9 | 30.5 | 31.4 | 29.8 | 28.7 | 28.1 | 27.4 | 26.1 | 23.9 |
| Average night temperature (°C) | 20.4 | 21.0 | 22.7 | 24.0 | 24.8 | 26.0 | 25.3 | 24.8 | 24.3 | 23.4 | 22.4 | 20.3 |
| Absolute minimum temperature (°C) | 14.2 | 16.2 | 19.0 | 20.4 | 19.9 | 23.3 | 24.1 | 23.4 | 22.6 | 18.5 | 20.2 | 14.0 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 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) | 9.8 | 10.1 | 10.7 | 11.7 | 11.7 | 11.7 | 11.0 | 11.4 | 10.8 | 10.2 | 9.2 | 8.7 |
| Precipitation (mm) | 12 | 12 | 28 | 11 | 45 | 44 | 86 | 114 | 126 | 79 | 38 | 71 |
| Sunny days | 19 | 18 | 24 | 22 | 20 | 12 | 6 | 2 | 5 | 10 | 10 | 14 |
| Rainy days | 12 | 10 | 7 | 8 | 11 | 18 | 25 | 29 | 25 | 21 | 20 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at