Unawatuna weather live forecast

Today's maximum temperature in Unawatuna is expected to be 90°F. Select a day from the live weather forecast for Unawatuna, Sri Lanka for more weather parameters.

• Sunday
  24th May
  90
  86
  
  4
  UV8
• Monday
  25th May
  90
  84
  
  2
  UV6
• Tuesday
  26th May
  88
  84
  
  2
  UV8
• Wednesday
  27th May
  90
  84
  
  3
  UV7
• Thursday
  28th May
  88
  84
  
  5
  UV11

5-day weather forecast updated at 04:02 on Saturday 23rd 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 Sunday 24th May 2026

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 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 76% chance of some rain and a gentle breeze of 9 mph from the west.

• 90
  °F maximum temperature
• 86
  °F minimum temperature
• 
  isolated thunderstorms
• 4
  hours of sunshine
• UV8
  UV index (Very High)
• 76
  % chance of some rain
• <10
  mm of rainfall expected
• H
  high heat & humidity
• 9
  mph wind from W

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Unawatuna weather for Monday 25th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 8 mph from the west.

• 90
  °F maximum temperature
• 84
  °F minimum temperature
• 
  isolated thunderstorms
• 2
  hours of sunshine
• UV6
  UV index (High)
• 97
  % chance of some rain
• <20
  mm of rainfall expected
• H
  high heat & humidity
• 8
  mph wind from W

Back to top

Unawatuna weather for Tuesday 26th 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 98% chance of some rain and a gentle breeze of 8 mph from the west.

• 88
  °F maximum temperature
• 84
  °F minimum temperature
• 
  isolated thunderstorms
• 2
  hours of sunshine
• UV8
  UV index (Very High)
• 98
  % chance of some rain
• <30
  mm of rainfall expected
• M
  moderate heat & humidity
• 8
  mph wind from W

Back to top

Unawatuna weather for Wednesday 27th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 97% chance of some rain and a gentle breeze of 9 mph from the west.

• 90
  °F maximum temperature
• 84
  °F minimum temperature
• 
  isolated thunderstorms
• 3
  hours of sunshine
• UV7
  UV index (High)
• 97
  % chance of some rain
• <30
  mm of rainfall expected
• H
  high heat & humidity
• 9
  mph wind from W

Back to top

Unawatuna weather for Thursday 28th May 2026

Expect isolated thunderstorms in Unawatuna, Sri Lanka with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 92% chance of some rain and a gentle breeze of 10 mph from the west.

• 88
  °F maximum temperature
• 84
  °F minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• UV11
  UV index (Extreme)
• 92
  % chance of some rain
• <20
  mm of rainfall expected
• M
  moderate heat & humidity
• 10
  mph wind from W

Back to top

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Sale

• Explore latest special offers & online deals from TUI
• Free child places & £0 deposits with direct debit available
• Book summer & winter sun holidays in 2026/2027

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View all TUI offers

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