Average annual temperature is 27.1 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 13.7 °C
Number of sunny days: 137 days
Number of rainy days: 228 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) | 32.4 | 34.0 | 36.2 | 38.8 | 39.5 | 40.3 | 37.8 | 37.1 | 37.0 | 36.8 | 34.2 | 33.2 |
| Average daytime temperature (°C) | 29.9 | 31.0 | 33.6 | 35.5 | 36.4 | 37.4 | 35.7 | 35.0 | 35.2 | 33.4 | 30.7 | 28.6 |
| Average temperature (°C) | 24.1 | 25.0 | 26.8 | 28.2 | 28.8 | 29.9 | 28.9 | 28.6 | 28.2 | 27.3 | 25.6 | 23.5 |
| Average night temperature (°C) | 20.0 | 20.5 | 21.7 | 22.7 | 23.5 | 24.7 | 24.8 | 24.7 | 24.1 | 23.2 | 22.2 | 20.2 |
| Absolute minimum temperature (°C) | 14.5 | 14.9 | 18.5 | 18.5 | 18.4 | 21.9 | 23.8 | 23.5 | 22.2 | 19.5 | 20.0 | 13.7 |
| 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 | 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) | 9.5 | 10.0 | 10.5 | 11.5 | 11.8 | 11.7 | 11.2 | 11.5 | 11.0 | 10.3 | 9.3 | 9.0 |
| Precipitation (mm) | 26 | 17 | 19 | 11 | 25 | 37 | 69 | 74 | 100 | 67 | 69 | 52 |
| Sunny days | 16 | 15 | 23 | 23 | 15 | 10 | 3 | 2 | 1 | 10 | 9 | 10 |
| Rainy days | 15 | 13 | 8 | 7 | 16 | 20 | 28 | 29 | 29 | 21 | 21 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín is at