When to go · Tonga
Tonga in August
Great month. Peak whale month; dry and cool; Vava'u busiest.
Key facts
- Verdict
- Great
- Crowds
- High
- Tonga
- Prices
- High
- Tonga
Verdict
Peak whale month; dry and cool; Vava'u busiest.
Is another month better than August?
No other month rates higher than August for Tonga in this guide.
Weather in August
- 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 mazebest weather
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'oubest weather
Remote northern islands closer to Samoa; hot, wet and rarely visited, with infrequent flights.
- Nuku'alofa25 °C (77 °F) / 18 °C (64 °F), 11 rain days77 °F (25 °C) / 64 °F (18 °C), 11 rain days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Humpback whale season
Roughly July to October · Nuku'alofa
Whale swimming operators book out; a half-day trip is possible from Tongatapu (check).
Crowds and prices
- Crowds · Tonga
- High
- Prices · Tonga
- High
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Tonga, side by side.
Verdict
Aug: Great
May: Great
Crowds
Aug: High
May: Low
Prices
Aug: High
May: Medium
Festivals listed
Aug: 1
May: 0
August: Peak whale month; dry and cool; Vava'u busiest.
May: Dry season begins; yachts start to arrive in Vava'u.
Tonga: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.
Where to go in August
Rated best or good this month
Tongatapu and 'Eua
Best weather of the year (Nuku'alofa, the south coast, 'Eua)
Ha'apai
Best weather of the year (Lifuka, Foa, Uoleva)
Vava'u
Best weather of the year (Neiafu and the island maze)
The Niuas
Best weather of the year (Niuatoputapu, Niuafo'ou)
Dry; whale season and busy.