| Tongatapu/'Eua |
 |
| Cloudy Period with possible Thunderstorm |
 S  10-20 knts |
| MAX: 28°C MIN: 22°C |
| Ha'apai |
|
| Cloudy Period with possible Thunderstorm |
| N 10-15 knts |
| MAX: 30°C MIN: 23°C |
| Vava'u |
 |
| Cloudy periods with few showers |
| NE 10-15 knts |
| MAX: 30°C MIN: 23°C |
| Niuafo'ou |
|
| Cloudy Period with possible Thunderstorm |
| E 10-15 knts |
| MAX: 30°C MIN: 23°C |
| Niuatoputapu |
|
| Cloudy Period with possible Thunderstorm |
| E 10-15 knts |
| MAX: 30°C MIN: 23°C |