Average annual temperature is 18.7 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -1.0 °C
Number of sunny days: 237 days
Number of rainy days: 128 days
Look at detailed online map of San Martin de las Vacas
* Weather data for San Martin de las Vacas 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) | 25.2 | 29.4 | 31.5 | 31.1 | 31.5 | 37.5 | 33.6 | 34.6 | 32.7 | 27.2 | 27.6 | 22.3 |
| Average daytime temperature (°C) | 20.4 | 22.5 | 25.2 | 25.5 | 26.4 | 32.7 | 29.4 | 29.7 | 28.6 | 21.7 | 18.0 | 16.9 |
| Average temperature (°C) | 13.9 | 14.7 | 17.9 | 18.8 | 20.6 | 26.4 | 23.9 | 24.0 | 22.6 | 16.9 | 12.8 | 11.8 |
| Average night temperature (°C) | 8.7 | 8.8 | 11.7 | 13.6 | 15.9 | 20.3 | 18.6 | 18.3 | 16.5 | 13.2 | 9.2 | 7.6 |
| Absolute minimum temperature (°C) | -0.8 | -0.9 | -1.0 | 7.5 | 12.5 | 15.6 | 16.0 | 14.7 | 13.5 | 2.3 | 2.7 | 1.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.4 | 9.9 | 10.4 | 10.9 | 11.3 | 12.6 | 12.1 | 11.8 | 11.2 | 7.9 | 7.4 | 8.5 |
| Precipitation (mm) | 4 | 0 | 7 | 15 | 31 | 7 | 63 | 13 | 39 | 114 | 53 | 1 |
| Sunny days | 28 | 26 | 25 | 24 | 9 | 21 | 9 | 16 | 22 | 10 | 20 | 27 |
| Rainy days | 3 | 2 | 6 | 6 | 22 | 9 | 22 | 15 | 8 | 21 | 10 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martin de las Vacas is at