Unawatuna weather live forecast

Today's maximum temperature in Unawatuna is expected to be 30°C. Select a day from the live weather forecast for Unawatuna, Sri Lanka for more weather parameters.

5-day weather forecast updated at 04:03 on Thursday 4th December 2025 GMT

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The 5-day weather forecast for Sri Lanka (Unawatuna) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Unawatuna weather forecast by day

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

Unawatuna weather for Friday 5th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 80% chance of some rain and a light breeze of 8 kph from the east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 80% chance of some rain80
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 8 kph from the East8
    kph wind from E

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Unawatuna weather for Saturday 6th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) 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 10 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 75% chance of some rain75
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 10 kph from the South-East10
    kph wind from SE

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Unawatuna weather for Sunday 7th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a light breeze of 10 kph from the south-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 68% chance of some rain68
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Unawatuna weather for Monday 8th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a light breeze of 9 kph from the north.

  • 32°C maximum temperature32
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 69% chance of some rain69
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 9 kph from the North9
    kph wind from N

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Unawatuna weather for Tuesday 9th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 78% chance of some rain and a light breeze of 7 kph from the west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 78% chance of some rain78
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 kph from the West7
    kph wind from W

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

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