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 Friday 1st August 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.

Top Tonga destinations

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 Saturday 2nd August 2025

Expect broken clouds in Tonga with a maximum temperature of 23°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the South-West24
    kph wind from SW

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Tonga weather for Sunday 3rd August 2025

Expect broken clouds in Tonga with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south.

  • 22°C maximum temperature22
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 24 kph from the South24
    kph wind from S

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Tonga weather for Monday 4th August 2025

Expect broken clouds in Tonga with a maximum temperature of 22°C, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Moderate breeze of 27 kph from the South-East27
    kph wind from SE

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Tonga weather for Tuesday 5th August 2025

Expect mostly cloudy with light rain in Tonga with a maximum temperature of 22°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a fresh breeze of 30 kph from the east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 38% chance of some rain38
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 30 kph from the East30
    kph wind from E

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Tonga weather for Wednesday 6th August 2025

Expect cloudy with some rain in Tonga with a maximum temperature of 22°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 40-50 mm of rainfall expected with 94% chance of some rain and a fresh breeze of 31 kph from the east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 94% chance of some rain94
    % chance of some rain
  • 40-50 mm of rainfall expected<50
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 31 kph from the East31
    kph wind from E

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

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