Average annual temperature is 28.6 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 14.5 °C
Number of sunny days: 234 days
Number of rainy days: 131 days
Look at detailed online map of Tonga
* Weather data for Tonga Mali is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.6 | 39.3 | 40.6 | 41.2 | 40.6 | 38.9 | 35.2 | 33.6 | 34.4 | 37.7 | 37.4 | 37.3 |
| Average daytime temperature (°C) | 33.8 | 36.9 | 38.6 | 39.4 | 37.3 | 34.4 | 32.3 | 30.1 | 31.1 | 34.2 | 36.2 | 33.9 |
| Average temperature (°C) | 25.7 | 28.8 | 31.2 | 32.7 | 31.3 | 29.5 | 27.7 | 26.3 | 26.6 | 28.8 | 29.0 | 26.0 |
| Average night temperature (°C) | 18.2 | 21.1 | 24.0 | 26.0 | 26.1 | 25.2 | 24.1 | 23.2 | 23.0 | 23.8 | 21.9 | 18.8 |
| Absolute minimum temperature (°C) | 14.6 | 18.9 | 20.9 | 22.5 | 22.4 | 22.9 | 22.5 | 22.0 | 21.5 | 21.1 | 18.0 | 14.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.6 | 10.7 | 10.5 | 10.5 | 8.9 | 8.7 | 9.5 | 7.6 | 9.2 | 10.2 | 10.5 | 10.4 |
| Precipitation (mm) | 0 | 0 | 0 | 3 | 80 | 113 | 106 | 212 | 96 | 8 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 27 | 15 | 10 | 4 | 3 | 6 | 19 | 29 | 31 |
| Rainy days | 0 | 0 | 0 | 3 | 16 | 20 | 27 | 28 | 24 | 12 | 1 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tonga is at