Average annual temperature is 19.8 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: 2.4 °C
Number of sunny days: 175 days
Number of rainy days: 190 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) | 27.4 | 31.7 | 35.0 | 32.0 | 30.6 | 34.8 | 32.8 | 35.0 | 32.0 | 29.2 | 29.2 | 26.0 |
| Average daytime temperature (°C) | 21.2 | 21.8 | 25.4 | 23.5 | 25.0 | 29.8 | 30.3 | 30.6 | 29.3 | 23.6 | 19.6 | 18.2 |
| Average temperature (°C) | 15.6 | 15.8 | 19.0 | 18.9 | 20.8 | 24.9 | 24.5 | 24.9 | 23.9 | 19.4 | 15.2 | 13.9 |
| Average night temperature (°C) | 10.9 | 11.0 | 13.9 | 15.1 | 16.8 | 19.5 | 19.1 | 19.8 | 18.7 | 15.7 | 11.7 | 10.6 |
| Absolute minimum temperature (°C) | 4.4 | 3.7 | 2.4 | 10.7 | 14.1 | 15.3 | 17.5 | 18.0 | 16.8 | 5.9 | 6.5 | 4.7 |
| 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 | 13.3 | 13.6 | 13.5 | 13.0 | 12.3 | 11.6 | 11.0 | 10.7 |
| 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) | 9.2 | 9.9 | 9.4 | 9.1 | 10.3 | 12.2 | 12.5 | 11.5 | 11.3 | 8.4 | 7.2 | 6.6 |
| Precipitation (mm) | 4 | 3 | 21 | 72 | 145 | 64 | 55 | 54 | 37 | 80 | 54 | 24 |
| Sunny days | 23 | 25 | 21 | 4 | 4 | 17 | 11 | 12 | 16 | 8 | 17 | 17 |
| Rainy days | 8 | 3 | 10 | 26 | 27 | 13 | 20 | 19 | 14 | 23 | 13 | 14 |
| 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