Average annual temperature is 17.3 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 171 days
Number of rainy days: 194 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) | 26.1 | 28.5 | 30.0 | 30.7 | 29.9 | 33.9 | 28.2 | 26.0 | 28.4 | 28.1 | 28.4 | 24.5 |
| Average daytime temperature (°C) | 23.0 | 25.3 | 26.8 | 27.4 | 26.4 | 30.0 | 24.6 | 23.5 | 25.1 | 24.7 | 24.7 | 20.4 |
| Average temperature (°C) | 14.2 | 15.9 | 18.0 | 19.2 | 18.8 | 21.5 | 18.3 | 17.4 | 17.9 | 17.4 | 16.3 | 13.0 |
| Average night temperature (°C) | 6.5 | 7.7 | 10.0 | 11.4 | 11.5 | 13.6 | 13.6 | 12.9 | 12.2 | 12.2 | 9.3 | 7.1 |
| Absolute minimum temperature (°C) | 2.6 | 2.3 | 5.2 | 7.4 | 8.9 | 10.9 | 10.4 | 10.6 | 9.2 | 7.9 | 4.3 | 0.7 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.2 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| 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) | 10.3 | 10.6 | 11.1 | 11.5 | 11.6 | 12.2 | 11.3 | 10.5 | 10.8 | 9.5 | 9.6 | 8.9 |
| Precipitation (mm) | 1 | 0 | 15 | 6 | 33 | 23 | 140 | 177 | 130 | 58 | 32 | 15 |
| Sunny days | 27 | 25 | 18 | 21 | 7 | 15 | 1 | 2 | 12 | 11 | 14 | 18 |
| Rainy days | 4 | 3 | 13 | 9 | 24 | 15 | 30 | 29 | 18 | 20 | 16 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tomatlán is at