| Tongatapu/'Eua |
 |
| Cloudy periods with few showers |
 NE  10-15 knts |
| MAX: 30°C MIN: 24°C |
| Ha'apai |
|
| Cloudy periods with few showers |
| NE 10-15 knts |
| MAX: 30°C MIN: 25°C |
| Vava'u |
|
| Cloudy periods with few showers |
| NE 10-15 knts |
| MAX: 30°C MIN: 25°C |
| Niuafo'ou |
|
| Cloudy periods with few showers |
| SE 10-15 knts |
| MAX: 30°C MIN: 26°C |
| Niuatoputapu |
|
| Cloudy periods with few showers |
| SE 10-15 knts |
| MAX: 30°C MIN: 26°C |