Unawatuna weather live forecast

Today's maximum temperature in Unawatuna is expected to be 86°F. Select a day from the live weather forecast for Unawatuna, Sri Lanka for more weather parameters.

5-day weather forecast updated at 04:04 on Wednesday 10th 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 Thursday 11th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a light breeze of 4 mph from the south.

  • 86°F maximum temperature86
    °F maximum temperature
  • 82°F minimum temperature82
    °F 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)
  • 68% chance of some rain68
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 4 mph from the South4
    mph wind from S

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Unawatuna weather for Friday 12th December 2025

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 76% chance of some rain and a light breeze of 5 mph from the north.

  • 90°F maximum temperature90
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 76% chance of some rain76
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 5 mph from the North5
    mph wind from N

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Unawatuna weather for Saturday 13th December 2025

Expect broken clouds in Unawatuna, Sri Lanka with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 82°F minimum temperature82
    °F 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
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 6 mph from the South-West6
    mph wind from SW

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Unawatuna weather for Sunday 14th December 2025

Expect broken clouds in Unawatuna, Sri Lanka with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 4 mph from the West4
    mph wind from W

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Unawatuna weather for Monday 15th December 2025

Expect broken clouds in Unawatuna, Sri Lanka with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 81°F minimum temperature81
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 6 mph from the West6
    mph wind from W

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  • FREE child places available for select holidays
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Metric (°C)  |  Imperial (°F)

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