Tonga weather in July 2025

Expect 25°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Tonga in July. Check more long-term weather averages for Tonga in July before you book your next holiday to Tonga in 2025/2026.

  • 25°C maximum daytime temperature in July in Tonga (Nuku'alofa)25
    25°C max day temperature
  • 4 days with some rainfall in July in Tonga (Nuku'alofa)4
    4 days with some rainfall
  • 20°C minimum night-time temperature in July in Tonga (Nuku'alofa)20
    20°C min night temperature
  • 11 hours of daylight per day in July in Tonga (Nuku'alofa)11
    11 hours of daylight per day
  • Low heat & humidity in July in Tonga (Nuku'alofa)L
    Low heat & humidity
  • 87 mm monthly rainfall in July in Tonga (Nuku'alofa)87
    87 mm of monthly rainfall
  • UV (maximum) index 6 (High) in July in Tonga (Nuku'alofa)6
    6 (High) UV index
  • 24°C sea temperature in July in Tonga (Nuku'alofa)24
    24°C sea temperature

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The July 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 countries, regions and places in Tonga in July. Select a holiday destination to see more weather parameters.

All Tonga destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Tonga in July?

Daytime temperatures usually reach 25°C in Nuku'alofa, Tonga in July with low heat and humidity, falling to 20°C at night.

How warm is the sea around Tonga in July?

The average sea temperature around Nuku'alofa, Tonga in July is 24°C.

Does it rain in Tonga in July?

There are usually 4 days with some rain in Nuku'alofa, Tonga in July and the average monthly rainfall is 87mm.

Tonga July sunrise & sunset times

Browse the sunrise and sunset times for Tonga in July 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.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 07:19 18:11
Wednesday, 16th July 2025 07:18 18:16
Thursday, 31st July 2025 07:13 18:22

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