Tonga

Tonga in August

Where it is warm, dry and good for swimming in Tonga in August — compared across the country’s main destinations.

Warmest
26°
Neiafu
Coolest
24°
Fua'amotu
Driest
105 mm
Vainī
Warmest sea
25°
Neiafu

Weather in August by city

PlaceDayNightRainSeaScore
Vainī 25° 18° 105 mm 24° 85
Ha'ateiho 25° 18° 105 mm 24° 85
Nukunuku 25° 18° 106 mm 24° 85
Pea 25° 18° 105 mm 24° 85
Houma 25° 18° 105 mm 24° 85
Nuku'alofa 25° 18° 107 mm 24° 84
Mu‘a 25° 18° 107 mm 24° 84
Haveluloto 25° 18° 107 mm 24° 84
Tofoa-Koloua 25° 18° 107 mm 24° 84
Popua 25° 18° 107 mm 24° 84
Fangale’ounga 25° 20° 109 mm 24° 84
Lapaha 25° 18° 107 mm 24° 84
Tatakamotonga 25° 18° 107 mm 24° 84
Pangai 25° 20° 108 mm 24° 84
Fua'amotu 24° 18° 108 mm 24° 84
Neiafu 26° 21° 119 mm 25° 81

Public holidays in August

No nationwide public holidays this month.

Public holidays 2026 →

Frequently asked questions

What is the weather like in Tonga in August?

Average daytime highs range from 24° in Fua'amotu to 26° in Neiafu.

Where is it warmest in Tonga in August?

Neiafu is the warmest of the main destinations, with average highs of 26°.

Can you swim in Tonga in August?

Yes — the sea is warmest around Neiafu at about 25°.