Average annual temperature is 26.4 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 15.6 °C
Number of sunny days: 224 days
Number of rainy days: 141 days
Look at detailed online map of Tomatlán
* Weather data for Tomatlán 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) | 36.2 | 37.0 | 36.1 | 39.3 | 40.1 | 37.6 | 35.7 | 34.5 | 34.1 | 33.1 | 36.1 | 34.4 |
| Average daytime temperature (°C) | 31.9 | 33.4 | 32.6 | 34.3 | 36.2 | 34.9 | 32.6 | 32.1 | 32.0 | 30.7 | 32.7 | 30.8 |
| Average temperature (°C) | 23.8 | 24.9 | 24.5 | 25.6 | 28.0 | 28.3 | 27.9 | 27.6 | 27.6 | 26.2 | 27.0 | 24.7 |
| Average night temperature (°C) | 18.1 | 18.5 | 18.4 | 19.1 | 21.9 | 23.6 | 24.8 | 24.8 | 24.8 | 23.3 | 23.1 | 20.6 |
| Absolute minimum temperature (°C) | 15.6 | 16.0 | 17.0 | 17.0 | 16.5 | 20.3 | 23.4 | 23.3 | 23.7 | 19.4 | 18.3 | 16.6 |
| 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 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 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 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.6 | 11.1 | 11.7 | 11.6 | 11.3 | 9.6 | 9.1 | 9.7 | 8.7 | 9.6 | 8.5 |
| Precipitation (mm) | 2 | 0 | 0 | 0 | 1 | 22 | 296 | 183 | 148 | 207 | 11 | 3 |
| Sunny days | 27 | 27 | 31 | 30 | 27 | 24 | 4 | 2 | 3 | 6 | 17 | 26 |
| Rainy days | 4 | 1 | 0 | 0 | 4 | 6 | 27 | 29 | 27 | 25 | 13 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tomatlán is at