Nuku'alofa weather in January 2026

Q: How hot is it in Nuku'alofa in January?

Daytime temperatures usually reach 29°C in Nuku'alofa in January with high heat and humidity, falling to 24°C at night.

Q: How warm is the sea around Nuku'alofa in January?

The average sea temperature around Nuku'alofa in January is 27°C.

Q: Does it rain in Nuku'alofa in January?

There are usually 18 days with some rain in Nuku'alofa in January and the average monthly rainfall is 174mm.

Q: What is the chance of a cyclone in Nuku'alofa in January?

On average less than 1 day in January in Nuku'alofa is likely to be affected by the passage of one or more tropical storms.

Expect daytime maximum temperatures of 84°F in Nuku'alofa, Tonga in January and high heat and humidity based on long-term weather averages. There are 18 days with some rainfall and typically 6.9 inches of rainfall in the month.

84
84°F max day temperature
18
18 days with some rainfall
75
75°F min night temperature
13
13 hours of daylight per day
H
High heat & humidity
6.9
6.9 inches of monthly rainfall
11
11+ (Extreme) UV index
81
81°F sea temperature

More about Nuku'alofa

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The January weather guide for Tonga (Nuku'alofa) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

How hot is it in Nuku'alofa in January?

Daytime temperatures usually reach 84°F in Nuku'alofa in January with high heat and humidity, falling to 75°F at night.

How warm is the sea around Nuku'alofa in January?

The average sea temperature around Nuku'alofa in January is 81°F.

Does it rain in Nuku'alofa in January?

There are usually 18 days with some rain in Nuku'alofa in January and the average monthly rainfall is 6.9 inches.

What is the chance of a cyclone in Nuku'alofa in January?

On average less than 1 day in January in Nuku'alofa is likely to be affected by the passage of one or more tropical storms.

Nuku'alofa January sunrise & sunset times

Browse the sunrise and sunset times for Nuku'alofa in January 2026. Select a month to view Nuku'alofa sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Thursday, 1st January 2026	06:02	19:26
Friday, 16th January 2026	06:12	19:28
Saturday, 31st January 2026	06:22	19:26

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Tonga - quick facts
Time difference	UK +13 hours
Language(s)	Tongan, English
Currency	Tongan Pa'anga
Electricity	I plug (240V)
Driving side	Left
Why visit?	Beaches Culture Nature
Tourist info	Tonga Tourism Authority