Tonga weather live forecast

Today's maximum temperature in Tonga is expected to be 23°C. Select a day from the live weather forecast for Tonga (Nuku'alofa) for more weather parameters.

5-day weather forecast updated at 04:01 on Wednesday 1st October 2025 GMT

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The 5-day weather forecast for Tonga (Nuku'alofa) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Below are temperatures expected today at popular countries, regions and places in Tonga. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Tonga weather forecast by day

Below are the detailed weather forecasts for Tonga for the next 5 days. The forecasts shown are for Nuku'alofa and may not represent the whole of Tonga. Browse more destinations in Tonga to view more weather forecasts.

Tonga weather for Thursday 2nd October 2025

Expect scattered clouds in Tonga with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-east.

  • 23°C maximum temperature23
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 23 kph from the South-East23
    kph wind from SE

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Tonga weather for Friday 3rd October 2025

Expect broken clouds in Tonga with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the east.

  • 24°C maximum temperature24
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 22 kph from the East22
    kph wind from E

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Tonga weather for Saturday 4th October 2025

Expect broken clouds in Tonga with a maximum temperature of 25°C, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

  • 25°C maximum temperature25
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the East19
    kph wind from E

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Tonga weather for Sunday 5th October 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 20 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 43% chance of some rain43
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 20 kph from the North-East20
    kph wind from NE

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Tonga weather for Monday 6th October 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 30-40 mm of rainfall expected with 95% chance of some rain and a gentle breeze of 17 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 95% chance of some rain95
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 17 kph from the North-East17
    kph wind from NE

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

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