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When to go · Nuku'alofa

Nuku'alofa in August

Great month. Dry; whale season and busy.

Key facts

Verdict
Great
Temperature
25°C (77°F) / 18°C (64°F)
average high / low
Rain days
11
Crowds
High
Tonga overall
Prices
High
Tonga overall

Verdict

GreatVoykit month rating for Nuku'alofa

Dry; whale season and busy.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than August?

No other month rates higher than August for Nuku'alofa in this guide.

Weather in August

Long-term averages
  • Nuku'alofaHighs around 25 °C (77 °F), lows around 18 °C (64 °F), rain on about 11 days
  • Tongatapu and 'Eua, Tonga · 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.

Dry season

Mild days, fewer showers, whale season and Heilala.

Watch: Hotels and boats book out in July–September.

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 · Tongan waters; Vava'u is the main base

    Whale swimming operators book out; a half-day trip is possible from Tongatapu (check).

Crowds and prices

Crowds · Tonga overall
High
Prices · Tonga overall
High

Tonga overall: Peak whale month; dry and cool; Vava'u busiest.

High-price month: see what to book ahead.

Compare two months

Weather, crowds and prices for any two months in Nuku'alofa, side by side.

  • Verdict

    Aug: Great

    May: Great

  • Daytime high

    Aug: 25 °C (77 °F)

    May: 27 °C (81 °F)

  • Night low

    Aug: 18 °C (64 °F)

    May: 20 °C (68 °F)

  • Rain days

    Aug: 11 (better)

    May: 13

  • Crowds

    Aug: High

    May: Low

  • Prices

    Aug: High

    May: Medium

  • Festivals listed

    Aug: 1

    May: 0

August: Dry; whale season and busy.

May: Cooler and drier.

Nuku'alofa: figures are long-term averages from this guide, not a forecast.

What to pack

  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Tonga in August →