Average annual temperature is 25.3 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 12.9 °C
Number of sunny days: 45 days
Number of rainy days: 320 days
Look at detailed online map of Saint Thomas
* Weather data for Saint Thomas Belize is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.7 | 29.3 | 33.0 | 35.2 | 34.6 | 35.6 | 32.1 | 34.1 | 32.9 | 36.8 | 30.0 | 29.7 |
| Average daytime temperature (°C) | 26.4 | 26.6 | 29.2 | 30.6 | 31.5 | 32.3 | 30.2 | 31.3 | 31.2 | 31.3 | 27.5 | 25.8 |
| Average temperature (°C) | 22.9 | 23.0 | 24.7 | 25.8 | 26.7 | 27.7 | 26.4 | 26.8 | 26.5 | 26.5 | 24.1 | 22.7 |
| Average night temperature (°C) | 20.4 | 20.7 | 21.9 | 22.6 | 23.5 | 24.4 | 23.7 | 23.9 | 23.3 | 23.2 | 22.0 | 20.6 |
| Absolute minimum temperature (°C) | 12.9 | 16.9 | 20.0 | 20.1 | 20.9 | 22.3 | 22.5 | 21.4 | 21.7 | 21.1 | 19.4 | 15.8 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.3 | 11.1 |
| 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) | 9.2 | 9.4 | 10.6 | 11.5 | 11.2 | 11.0 | 9.8 | 10.4 | 10.2 | 9.7 | 6.7 | 7.1 |
| Precipitation (mm) | 89 | 96 | 99 | 31 | 65 | 108 | 233 | 193 | 147 | 100 | 391 | 315 |
| Sunny days | 7 | 4 | 4 | 9 | 1 | 4 | 0 | 1 | 0 | 7 | 4 | 4 |
| Rainy days | 24 | 24 | 27 | 21 | 30 | 26 | 31 | 30 | 30 | 24 | 26 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Saint Thomas is at