Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: 13.1 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of San Antonio Castellanos
* Weather data for San Antonio Castellanos 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) | 32.5 | 33.0 | 35.4 | 38.2 | 38.9 | 39.2 | 37.9 | 38.0 | 36.5 | 36.7 | 34.1 | 32.8 |
| Average daytime temperature (°C) | 29.6 | 30.6 | 32.9 | 35.0 | 35.5 | 36.3 | 35.4 | 35.0 | 34.8 | 33.3 | 30.4 | 28.2 |
| Average temperature (°C) | 24.0 | 24.7 | 26.3 | 27.7 | 28.3 | 29.3 | 28.8 | 28.4 | 28.0 | 27.3 | 25.5 | 23.3 |
| Average night temperature (°C) | 19.9 | 20.3 | 21.3 | 22.2 | 23.1 | 24.4 | 24.7 | 24.7 | 23.9 | 23.2 | 22.2 | 20.2 |
| Absolute minimum temperature (°C) | 14.4 | 15.6 | 18.0 | 18.7 | 18.2 | 21.3 | 23.2 | 23.3 | 21.7 | 18.9 | 20.0 | 13.1 |
| 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 | 11.5 | 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) | 9.3 | 10.0 | 10.4 | 11.5 | 11.6 | 11.7 | 11.1 | 11.1 | 11.0 | 10.5 | 9.5 | 9.1 |
| Precipitation (mm) | 30 | 18 | 43 | 23 | 50 | 53 | 83 | 113 | 122 | 64 | 58 | 57 |
| Sunny days | 14 | 14 | 24 | 22 | 12 | 10 | 3 | 2 | 1 | 11 | 8 | 12 |
| Rainy days | 17 | 14 | 7 | 8 | 19 | 20 | 28 | 29 | 29 | 20 | 22 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio Castellanos is at