Nuku'alofa weather in January 2026

Expect daytime maximum temperatures of 29°C 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 174 mm of rainfall in the month.

  • 29°C maximum daytime temperature in January in Nuku'alofa29
    29°C max day temperature
  • 18 days with some rainfall in January in Nuku'alofa18
    18 days with some rainfall
  • 24°C minimum night-time temperature in January in Nuku'alofa24
    24°C min night temperature
  • 13 hours of daylight per day in January in Nuku'alofa13
    13 hours of daylight per day
  • High heat & humidity in January in Nuku'alofaH
    High heat & humidity
  • 174 mm monthly rainfall in January in Nuku'alofa174
    174 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Nuku'alofa11
    11+ (Extreme) UV index
  • 27°C sea temperature in January in Nuku'alofa27
    27°C sea temperature

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Nuku'alofa by month

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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 / mm)  |  Imperial (°F / inches)

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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.

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

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

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.

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.

JanFebMarAprMayJunJulAugSepOctNovDec

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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