Average annual temperature is 25.7 °C
Absolute maximum temperature: 42.8 °C
Absolute minimum temperature: 7.9 °C
Number of sunny days: 152 days
Number of rainy days: 213 days
Look at detailed online map of San Román
* Weather data for San Román 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) | 32.6 | 37.6 | 41.3 | 37.4 | 38.5 | 42.8 | 37.2 | 41.1 | 39.6 | 37.9 | 31.0 | 31.5 |
| Average daytime temperature (°C) | 27.3 | 28.5 | 32.3 | 31.5 | 33.7 | 38.0 | 34.5 | 35.6 | 36.9 | 30.9 | 26.0 | 24.3 |
| Average temperature (°C) | 21.0 | 21.5 | 25.2 | 25.8 | 27.9 | 31.6 | 28.7 | 29.2 | 30.6 | 25.7 | 21.2 | 19.9 |
| Average night temperature (°C) | 16.2 | 16.4 | 20.1 | 21.8 | 23.0 | 26.5 | 24.2 | 24.5 | 25.2 | 21.9 | 17.6 | 16.4 |
| Absolute minimum temperature (°C) | 7.9 | 8.6 | 12.2 | 17.2 | 17.2 | 23.1 | 21.5 | 22.8 | 22.8 | 15.0 | 12.3 | 11.4 |
| 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 | 11.4 | 12.0 | 12.7 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| 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) | 8.9 | 8.8 | 9.5 | 9.3 | 10.9 | 11.9 | 11.6 | 11.2 | 11.1 | 8.0 | 6.7 | 6.2 |
| Precipitation (mm) | 20 | 11 | 76 | 133 | 133 | 45 | 151 | 146 | 64 | 180 | 67 | 77 |
| Sunny days | 19 | 20 | 19 | 8 | 13 | 12 | 3 | 7 | 13 | 9 | 17 | 12 |
| Rainy days | 12 | 8 | 12 | 22 | 18 | 18 | 28 | 24 | 17 | 22 | 13 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Román during the most sunny months:
The largest precipitation sum in San Román is at