Average annual temperature is 21.7 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: 6.5 °C
Number of sunny days: 112 days
Number of rainy days: 253 days
Look at detailed online map of Santo Tomás
* Weather data for 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) | 27.9 | 30.1 | 32.5 | 31.5 | 29.7 | 34.9 | 32.1 | 33.1 | 33.7 | 32.1 | 28.6 | 28.9 |
| Average daytime temperature (°C) | 22.5 | 22.5 | 26.3 | 26.2 | 27.7 | 30.9 | 29.5 | 29.6 | 31.1 | 25.9 | 21.9 | 20.2 |
| Average temperature (°C) | 18.0 | 17.5 | 20.9 | 21.8 | 23.7 | 26.1 | 24.7 | 24.8 | 25.8 | 22.0 | 18.2 | 17.2 |
| Average night temperature (°C) | 14.5 | 13.7 | 16.8 | 18.7 | 20.2 | 22.1 | 21.1 | 21.3 | 21.5 | 19.1 | 15.6 | 14.7 |
| Absolute minimum temperature (°C) | 7.8 | 6.5 | 9.6 | 14.5 | 16.1 | 20.3 | 19.2 | 19.4 | 19.4 | 10.9 | 10.1 | 10.1 |
| 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) | 8.7 | 7.9 | 8.9 | 7.9 | 10.4 | 11.7 | 11.3 | 10.7 | 11.1 | 7.5 | 5.9 | 5.0 |
| Precipitation (mm) | 36 | 33 | 71 | 143 | 90 | 57 | 114 | 124 | 42 | 206 | 114 | 114 |
| Sunny days | 15 | 17 | 16 | 8 | 5 | 11 | 1 | 4 | 6 | 8 | 13 | 8 |
| Rainy days | 16 | 11 | 15 | 22 | 26 | 19 | 30 | 27 | 24 | 23 | 17 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Santo Tomás during the most sunny months:
The largest precipitation sum in Santo Tomás is at