Average annual temperature is 25.2 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 10.7 °C
Number of sunny days: 127 days
Number of rainy days: 238 days
Look at detailed online map of San Martín el Cairo
* Weather data for San Martín el Cairo 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) | 32.2 | 35.0 | 36.5 | 37.8 | 40.5 | 39.2 | 35.1 | 34.2 | 31.4 | 31.6 | 33.3 | 32.8 |
| Average daytime temperature (°C) | 30.2 | 32.1 | 33.9 | 35.7 | 35.9 | 34.0 | 31.3 | 30.5 | 29.8 | 29.4 | 28.8 | 29.4 |
| Average temperature (°C) | 23.2 | 24.3 | 26.7 | 28.3 | 28.2 | 27.4 | 25.2 | 24.9 | 24.4 | 24.1 | 23.2 | 22.8 |
| Average night temperature (°C) | 17.3 | 17.9 | 20.4 | 21.4 | 21.8 | 22.0 | 20.6 | 20.4 | 20.3 | 20.1 | 18.9 | 17.4 |
| Absolute minimum temperature (°C) | 13.9 | 13.3 | 18.6 | 19.8 | 20.0 | 18.8 | 18.5 | 18.5 | 18.4 | 17.7 | 15.5 | 10.7 |
| 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) | 10.5 | 10.7 | 11.1 | 11.6 | 11.5 | 11.2 | 10.4 | 10.1 | 10.5 | 10.2 | 9.9 | 10.1 |
| Precipitation (mm) | 13 | 8 | 22 | 15 | 42 | 172 | 255 | 174 | 153 | 132 | 61 | 15 |
| Sunny days | 21 | 21 | 14 | 20 | 12 | 4 | 3 | 4 | 0 | 0 | 11 | 17 |
| Rainy days | 10 | 7 | 17 | 10 | 19 | 26 | 28 | 27 | 30 | 31 | 19 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín el Cairo is at