Tonga weather in March 2025

Expect 84°F daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Tonga in March. Check more long-term weather averages for Tonga in March before you book your next holiday to Tonga in 2025/2026.

84
84°F max day temperature
18
18 days with some rainfall
75
75°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
10.4
10.4 inches of monthly rainfall
11
11+ (Extreme) UV index
81
81°F sea temperature

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The March 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.

Top Tonga destinations

Below are average maximum temperatures at popular destinations in Tonga in March. Select a destination to see more weather parameters.

84
Nuku'alofa
84
Vava'u

All Tonga destinations

Metric (°C) | Imperial (°F)

How hot is it in Tonga in March?

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

How warm is the sea around Tonga in March?

The average sea temperature around Nuku'alofa, Tonga in March is 81°F.

Does it rain in Tonga in March?

There are usually 18 days with some rain in Nuku'alofa, Tonga in March and the average monthly rainfall is 10.4 inches.

What is the chance of a cyclone in Tonga in March?

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

Tonga March sunrise & sunset times

Browse the sunrise and sunset times for Tonga in March 2025. Select a month to view Tonga sunrise and sunset times for the next 12 months. The Tonga sunrise and sunset times shown below are for Nuku'alofa.

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

Date	Sunrise times	Sunset times
Saturday, 1st March 2025	06:38	19:08
Sunday, 16th March 2025	06:43	18:56
Monday, 31st March 2025	06:48	18:42

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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