Average annual temperature is 21.7 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 10.4 °C
Number of sunny days: 45 days
Number of rainy days: 320 days
Look at detailed online map of Plan de Santo Tomás
* Weather data for Plan de Santo Tomás 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) | 28.0 | 26.1 | 32.2 | 36.5 | 32.5 | 35.0 | 27.0 | 28.7 | 28.2 | 30.5 | 26.9 | 26.5 |
| Average daytime temperature (°C) | 22.7 | 23.0 | 26.1 | 28.8 | 29.2 | 30.9 | 26.0 | 26.8 | 26.6 | 25.8 | 23.7 | 21.9 |
| Average temperature (°C) | 18.8 | 19.1 | 21.3 | 23.3 | 24.0 | 25.6 | 22.1 | 22.5 | 22.4 | 22.0 | 20.6 | 18.7 |
| Average night temperature (°C) | 15.2 | 16.1 | 17.2 | 18.0 | 19.2 | 20.7 | 19.2 | 19.3 | 19.0 | 19.1 | 18.3 | 16.3 |
| Absolute minimum temperature (°C) | 10.4 | 13.2 | 14.9 | 14.6 | 17.2 | 18.6 | 18.2 | 18.2 | 17.9 | 15.9 | 15.6 | 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 | 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) | 9.8 | 9.9 | 10.7 | 11.5 | 11.3 | 11.4 | 10.6 | 10.6 | 10.6 | 9.2 | 8.0 | 8.0 |
| Precipitation (mm) | 68 | 80 | 63 | 46 | 68 | 146 | 203 | 255 | 179 | 137 | 175 | 105 |
| Sunny days | 7 | 3 | 4 | 11 | 5 | 5 | 1 | 1 | 0 | 1 | 2 | 5 |
| Rainy days | 24 | 25 | 27 | 19 | 26 | 25 | 30 | 30 | 30 | 30 | 28 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Plan de Santo Tomás is at