Alotau weather live forecast

Today's maximum temperature in Alotau is expected to be 26°C. Select a day from the live weather forecast for Alotau, Papua New Guinea for more weather parameters.

5-day weather forecast updated at 04:01 on Friday 7th August 2026 GMT

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The 5-day weather forecast for Papua New Guinea (Alotau) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Alotau weather forecast by day

Below are the detailed weather forecasts for Alotau for the next 5 days.

Alotau weather for Saturday 8th August 2026

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 94% chance of some rain and a light breeze of 11 kph from the south-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 94% chance of some rain94
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the South-East11
    kph wind from SE

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Alotau weather for Sunday 9th August 2026

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a light breeze of 10 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 64% chance of some rain64
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 10 kph from the South-East10
    kph wind from SE

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Alotau weather for Monday 10th August 2026

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a light breeze of 9 kph from the south.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 75% chance of some rain75
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 9 kph from the South9
    kph wind from S

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Alotau weather for Tuesday 11th August 2026

Expect broken clouds in Alotau, Papua New Guinea with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 12 kph from the South12
    kph wind from S

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Alotau weather for Wednesday 12th August 2026

Expect broken clouds in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the South-East11
    kph wind from SE

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  • Save EXTRA £200 on select small group tours worldwide
  • Min spend of £1,500 per person. T&Cs apply
  • Travel before 30th June 2027 (inclusive)

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