Average annual temperature is 19.7 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 2.2 °C
Number of sunny days: 215 days
Number of rainy days: 150 days
Look at detailed online map of Santa María del Río
* Weather data for Santa María del Río 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) | 28.8 | 32.3 | 34.4 | 35.3 | 33.9 | 36.8 | 32.3 | 34.6 | 32.7 | 31.4 | 31.8 | 25.8 |
| Average daytime temperature (°C) | 24.6 | 26.8 | 30.4 | 30.6 | 30.6 | 33.3 | 29.5 | 29.6 | 30.4 | 26.0 | 24.4 | 19.6 |
| Average temperature (°C) | 15.4 | 16.5 | 20.0 | 21.3 | 22.0 | 24.5 | 22.5 | 22.3 | 22.4 | 19.5 | 16.2 | 13.5 |
| Average night temperature (°C) | 8.5 | 9.3 | 12.3 | 14.5 | 15.7 | 17.4 | 17.2 | 16.7 | 15.7 | 14.8 | 10.6 | 9.4 |
| Absolute minimum temperature (°C) | 3.0 | 2.2 | 5.0 | 10.3 | 13.2 | 15.1 | 14.1 | 14.1 | 13.4 | 7.4 | 5.5 | 4.4 |
| 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 | 11.4 | 12.0 | 12.7 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| 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 | 10.4 | 10.7 | 11.0 | 11.6 | 12.4 | 11.9 | 11.6 | 11.2 | 8.9 | 8.1 | 6.4 |
| Precipitation (mm) | 2 | 2 | 10 | 17 | 41 | 14 | 24 | 22 | 4 | 32 | 6 | 33 |
| Sunny days | 24 | 23 | 23 | 16 | 15 | 19 | 13 | 12 | 22 | 13 | 19 | 16 |
| Rainy days | 7 | 5 | 8 | 14 | 16 | 11 | 18 | 19 | 8 | 18 | 11 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santa María del Río is at