Nuku'alofa Weather in September

Tonga · September climate averages and travel tips

Avg high24°C (74°F)
Avg low23°C (73°F)
Rainfall80 mm (3.1 in)
RatingExcellent 8.2/10

Nuku'alofa in September sees daytime temperatures around 24°C (74°F), dropping to about 23°C (73°F) at night. The month is moderately rainy, with about 80 mm (3.1 in) of rain spread over 13 days, one of the driest months of the year. You get roughly 11.9 hours of daylight and frequently cloudy skies.

Is September a good time to visit Nuku'alofa?

Yes — September is one of the best months to visit Nuku'alofa. The weather rates excellent (8.2/10) on our comfort score.

Visiting Nuku'alofa in September

September weather

September is one of the best months to visit Nuku'alofa, and the weather is comfortable for most of the day. Highs reach about 24°C, and nights barely cool down, so you won't get much evening relief. Rain falls on 13 days, but it rarely takes over the whole day. Expect humid air, plenty of cloud, and some sunny breaks. August is nearly as good, and October turns noticeably wetter, so September sits in a sweet spot.

That suits town walks, visits to the Royal Palace and waterfront, and boat trips on calm days. You can also explore Tongatapu's coastal sights, though a wet spell may make rough roads muddy. Just don't count on long, clear beach days, since the sun averages under four hours a day.

Events and crowds

September has no major nationwide festival like July's Heilala Festival, which is held around the King's birthday. So you can enjoy the city without festival crowds, though local church services and community events may still shape Sunday plans.

If crowds bother you, September is calmer than July. Because it's still one of Nuku'alofa's best months, demand can stay higher than in the wetter months later in the year. Prices aren't guaranteed to be low, but you may dodge some of the pressure around Heilala.

Planning your days

Use a cloudy spell to visit the Talamahu Market for local produce and crafts, then rest at a waterfront café. Many shops close on Sundays and the city goes quiet, so save the market for another day.

Travelling with kids? Keep a flexible plan for showers and save indoor stops for wetter spells. Check the tide before heading to the blowholes at Houma, since the sprays are most impressive when swell and tide line up. September's changeable cloud makes a good backup plan especially useful.

September weather at a glance

Average high24°C (74°F)
Average low23°C (73°F)
Daily mean23°C (73°F)
Rainfall80 mm (3.1 in)
Rainy days (1 mm+)13
Humidity79%
Cloud cover71%
Daylight11.9 hours
Est. sunshine3.8 hours/day
Wind20.2 km/h
vs AugustAbout as warm as August, with 11 mm more rain.

What to pack for Nuku'alofa in September

Nuku'alofa weather in other months

Jan27°C / 26°C214 mmPoorFeb27°C / 27°C212 mmPoorMar27°C / 27°C221 mmPoorApr27°C / 26°C184 mmFairMay25°C / 25°C123 mmFairJun24°C / 23°C97 mmGoodJul23°C / 23°C61 mmExcellentAug23°C / 22°C69 mmExcellentSep24°C / 23°C80 mmExcellentOct24°C / 23°C99 mmFairNov25°C / 24°C118 mmFairDec26°C / 25°C122 mmFair

← AugustBest time to visit Nuku'alofaOctober →

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