When to go · Tonga

Tonga in May

Great month. Dry season begins; yachts start to arrive in Vava'u.

Key facts

Plan around it

Verdict

GreatVoykit month rating for Tonga

Dry season begins; yachts start to arrive in Vava'u.

No other month rates higher than May for Tonga in this guide.

Tongatapu and 'Eua · Nuku'alofa, the south coast, 'Euabest weather
Southernmost group: Jun–Aug nights can drop to about 16 °C (61 °F), and the trade winds make it pleasant. Dec–Mar is humid with heavy showers and cyclone risk.Southernmost group: Jun–Aug nights can drop to about 61 °F (16 °C), and the trade winds make it pleasant. Dec–Mar is humid with heavy showers and cyclone risk.
Ha'apai · Lifuka, Foa, Uolevabest weather
Low coral islands with little shade; the whole group is exposed to storms and to tsunamis.
Vava'u · Neiafu and the island mazefine
A few degrees warmer and wetter than Tongatapu. The sheltered harbour makes it the sailing base; yachts arrive from May and leave before November.
The Niuas · Niuatoputapu, Niuafo'oufine
Remote northern islands closer to Samoa; hot, wet and rarely visited, with infrequent flights.
Nuku'alofa27 °C (81 °F) / 20 °C (68 °F), 13 rain days81 °F (27 °C) / 68 °F (20 °C), 13 rain days

Weather, crowds and prices for any two months in Tonga, side by side.

First month

Second month

May: Dry season begins; yachts start to arrive in Vava'u.

June: Cool, dry and clear; whales start to appear late in the month.

Tonga: figures are long-term averages from this guide, not a forecast.

Nothing unusual for the weather this month.