Average annual temperature is 28.6 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 14.5 °C
Number of sunny days: 244 days
Number of rainy days: 121 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) | 37.5 | 39.3 | 40.3 | 41.2 | 41.3 | 39.4 | 35.3 | 33.5 | 34.2 | 37.6 | 37.2 | 37.4 |
| Average daytime temperature (°C) | 33.6 | 36.8 | 38.5 | 39.4 | 37.7 | 34.8 | 32.4 | 29.9 | 31.0 | 34.1 | 36.1 | 33.7 |
| Average temperature (°C) | 25.8 | 28.8 | 31.1 | 32.6 | 31.5 | 29.6 | 27.7 | 26.1 | 26.5 | 28.5 | 28.8 | 26.0 |
| Average night temperature (°C) | 18.6 | 21.1 | 23.9 | 25.8 | 26.2 | 25.4 | 24.1 | 23.1 | 22.9 | 23.6 | 21.9 | 19.2 |
| Absolute minimum temperature (°C) | 15.1 | 19.0 | 20.7 | 21.3 | 22.5 | 23.1 | 22.4 | 21.7 | 21.6 | 20.8 | 18.3 | 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 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 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) | 10.7 | 10.7 | 10.6 | 10.6 | 9.0 | 9.0 | 9.6 | 7.5 | 9.4 | 10.3 | 10.4 | 10.4 |
| Precipitation (mm) | 0 | 0 | 0 | 1 | 68 | 104 | 117 | 209 | 91 | 6 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 28 | 18 | 11 | 4 | 4 | 8 | 20 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 2 | 13 | 19 | 27 | 27 | 22 | 11 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tonga is at