Average annual temperature is 26.8 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 12.8 °C
Number of sunny days: 122 days
Number of rainy days: 243 days
Look at detailed online map of Chetumal
* Weather data for Chetumal 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) | 32.2 | 33.4 | 35.5 | 38.1 | 38.7 | 40.1 | 37.1 | 38.5 | 35.7 | 37.4 | 33.5 | 33.2 |
| Average daytime temperature (°C) | 29.1 | 30.0 | 32.5 | 34.5 | 34.6 | 35.6 | 34.8 | 34.2 | 34.0 | 32.9 | 30.0 | 28.2 |
| Average temperature (°C) | 23.9 | 24.5 | 26.0 | 27.3 | 28.0 | 29.2 | 29.0 | 28.6 | 28.0 | 27.5 | 25.5 | 23.7 |
| Average night temperature (°C) | 20.1 | 20.3 | 21.1 | 22.0 | 22.9 | 24.4 | 25.0 | 24.8 | 23.8 | 23.4 | 22.3 | 20.6 |
| Absolute minimum temperature (°C) | 15.0 | 15.1 | 17.9 | 18.3 | 20.3 | 21.4 | 23.5 | 23.1 | 22.2 | 19.1 | 19.1 | 12.8 |
| 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 | 12.6 | 13.2 | 13.4 | 13.3 | 12.9 | 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) | 9.3 | 10.1 | 10.7 | 11.5 | 11.6 | 11.8 | 11.5 | 10.8 | 11.1 | 10.6 | 9.5 | 9.0 |
| Precipitation (mm) | 43 | 18 | 52 | 22 | 38 | 49 | 107 | 123 | 79 | 42 | 91 | 38 |
| Sunny days | 16 | 14 | 22 | 18 | 9 | 7 | 3 | 1 | 1 | 9 | 11 | 11 |
| Rainy days | 15 | 14 | 9 | 12 | 22 | 23 | 28 | 30 | 29 | 22 | 19 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chetumal is at