Trincomalee weather live forecast

Today's maximum temperature in Trincomalee is expected to be 31°C. Select a day from the live weather forecast for Trincomalee, Sri Lanka for more weather parameters.

5-day weather forecast updated at 04:00 on Saturday 16th May 2026 GMT

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

Trincomalee weather forecast by day

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

Trincomalee weather for Saturday 16th May 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a gentle breeze of 15 kph from the south-west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 25°C minimum temperature25
    °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)
  • 52% chance of some rain52
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 15 kph from the South-West15
    kph wind from SW

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Trincomalee weather for Sunday 17th May 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 17 kph from the south-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 35% chance of some rain35
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 17 kph from the South-West17
    kph wind from SW

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Trincomalee weather for Monday 18th May 2026

Expect broken clouds in Trincomalee, Sri Lanka with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

  • 33°C maximum temperature33
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    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
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Trincomalee weather for Tuesday 19th May 2026

Expect broken clouds in Trincomalee, Sri Lanka with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

  • 33°C maximum temperature33
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    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
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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Trincomalee weather for Wednesday 20th May 2026

Expect broken clouds in Trincomalee, Sri Lanka with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.

  • 33°C maximum temperature33
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 25 kph from the South-West25
    kph wind from SW

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  • Book summer & winter sun holidays in 2026/2027
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