Average annual temperature is 23.3 °C
Absolute maximum temperature: 44.4 °C
Absolute minimum temperature: 1.9 °C
Number of sunny days: 252 days
Number of rainy days: 113 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) | 31.1 | 35.1 | 37.4 | 39.3 | 40.0 | 44.4 | 40.0 | 42.1 | 40.0 | 33.8 | 30.9 | 29.9 |
| Average daytime temperature (°C) | 23.1 | 24.2 | 29.5 | 30.8 | 32.5 | 38.8 | 37.6 | 38.4 | 37.0 | 29.1 | 22.3 | 21.4 |
| Average temperature (°C) | 15.2 | 15.4 | 20.5 | 23.0 | 25.6 | 31.8 | 31.6 | 32.1 | 30.3 | 23.1 | 16.1 | 14.6 |
| Average night temperature (°C) | 8.8 | 9.0 | 14.2 | 16.9 | 20.0 | 25.0 | 25.8 | 25.8 | 24.3 | 18.7 | 11.9 | 9.3 |
| Absolute minimum temperature (°C) | 3.4 | 1.9 | 4.8 | 13.4 | 16.4 | 19.5 | 23.1 | 22.1 | 21.7 | 6.2 | 5.1 | 2.8 |
| 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) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| 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) | 8.7 | 8.8 | 8.9 | 9.6 | 10.2 | 12.4 | 11.9 | 11.6 | 11.0 | 8.2 | 6.9 | 8.0 |
| Precipitation (mm) | 3 | 3 | 23 | 22 | 89 | 14 | 12 | 20 | 23 | 51 | 28 | 33 |
| Sunny days | 28 | 25 | 23 | 17 | 12 | 18 | 23 | 27 | 21 | 11 | 22 | 25 |
| Rainy days | 3 | 3 | 8 | 13 | 19 | 12 | 8 | 4 | 9 | 20 | 8 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Antonio during the most sunny months:
The largest precipitation sum in San Antonio is at