Average annual temperature is 21.2 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: 8.8 °C
Number of sunny days: 178 days
Number of rainy days: 187 days
Look at detailed online map of San Martín del Río
* Weather data for San Martín 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) | 29.5 | 33.5 | 33.4 | 33.9 | 34.6 | 35.0 | 30.6 | 30.2 | 32.1 | 32.4 | 31.3 | 28.5 |
| Average daytime temperature (°C) | 26.3 | 28.3 | 30.1 | 30.9 | 30.0 | 31.2 | 28.1 | 27.7 | 28.9 | 28.6 | 27.6 | 26.0 |
| Average temperature (°C) | 18.7 | 19.8 | 21.7 | 22.8 | 22.6 | 23.9 | 21.4 | 21.1 | 21.6 | 21.4 | 20.4 | 18.5 |
| Average night temperature (°C) | 12.9 | 13.3 | 15.2 | 16.5 | 16.9 | 17.9 | 16.5 | 16.4 | 16.3 | 16.3 | 15.5 | 12.8 |
| Absolute minimum temperature (°C) | 10.2 | 11.2 | 12.0 | 14.5 | 15.7 | 15.8 | 15.1 | 14.8 | 15.1 | 14.1 | 13.5 | 8.8 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.4 | 10.6 | 11.2 | 11.5 | 11.2 | 11.6 | 10.8 | 10.5 | 10.7 | 10.4 | 10.0 | 9.7 |
| Precipitation (mm) | 1 | 0 | 6 | 15 | 46 | 70 | 119 | 135 | 57 | 59 | 46 | 7 |
| Sunny days | 28 | 27 | 26 | 13 | 7 | 10 | 7 | 4 | 13 | 8 | 16 | 19 |
| Rainy days | 3 | 1 | 5 | 17 | 24 | 20 | 24 | 27 | 17 | 23 | 14 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín del Río is at