Unawatuna weather live forecast

Today's maximum temperature in Unawatuna is expected to be 88°F. Select a day from the live weather forecast for Unawatuna, Sri Lanka for more weather parameters.

5-day weather forecast updated at 04:02 on Tuesday 12th May 2026 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 Tuesday 12th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 87% chance of some rain and a gentle breeze of 9 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 87% chance of some rain87
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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Unawatuna weather for Wednesday 13th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 9 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 84°F minimum temperature84
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 84% chance of some rain84
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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Unawatuna weather for Thursday 14th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a gentle breeze of 8 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 86°F minimum temperature86
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 88% chance of some rain88
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 8 mph from the West8
    mph wind from W

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Unawatuna weather for Friday 15th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a gentle breeze of 10 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 84°F minimum temperature84
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 93% chance of some rain93
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 10 mph from the West10
    mph wind from W

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Unawatuna weather for Saturday 16th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 88°F, high levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 87% chance of some rain and a gentle breeze of 11 mph from the west.

  • 88°F maximum temperature88
    °F maximum temperature
  • 86°F minimum temperature86
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 87% chance of some rain87
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the West11
    mph wind from W

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  • Free child places & £0 deposits with direct debit available
  • Book summer & winter sun holidays in 2026/2027
Go to TUI deal >>

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