Average annual temperature is 24.3 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 11.7 °C
Number of sunny days: 114 days
Number of rainy days: 251 days
Look at detailed online map of San Martín
* Weather data for San Martín 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) | 33.1 | 34.0 | 35.4 | 37.5 | 39.1 | 37.1 | 33.2 | 34.1 | 33.7 | 32.9 | 32.0 | 33.6 |
| Average daytime temperature (°C) | 30.2 | 30.3 | 32.2 | 33.9 | 35.0 | 33.6 | 31.5 | 30.9 | 31.0 | 30.4 | 28.6 | 28.1 |
| Average temperature (°C) | 22.3 | 22.4 | 24.5 | 25.6 | 26.9 | 26.3 | 25.1 | 24.9 | 24.8 | 24.3 | 22.9 | 21.5 |
| Average night temperature (°C) | 17.0 | 17.2 | 18.8 | 19.3 | 21.1 | 21.3 | 20.9 | 20.9 | 20.8 | 20.5 | 19.5 | 17.3 |
| Absolute minimum temperature (°C) | 12.8 | 14.1 | 15.3 | 16.7 | 19.0 | 19.4 | 20.1 | 19.3 | 19.4 | 16.7 | 15.0 | 11.7 |
| 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) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.2 | 10.3 | 10.8 | 11.5 | 11.7 | 11.2 | 10.1 | 10.2 | 10.3 | 9.8 | 9.0 | 9.4 |
| Precipitation (mm) | 4 | 5 | 20 | 22 | 18 | 103 | 117 | 130 | 67 | 119 | 29 | 19 |
| Sunny days | 22 | 17 | 10 | 15 | 13 | 2 | 2 | 0 | 2 | 4 | 10 | 17 |
| Rainy days | 9 | 11 | 21 | 15 | 18 | 28 | 29 | 31 | 28 | 27 | 20 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín is at