Trincomalee weather live forecast

Today's maximum temperature in Trincomalee is expected to be 35°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 Thursday 13th August 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 Thursday 13th August 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 35°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 39% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 35°C maximum temperature35
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 39% chance of some rain39
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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Trincomalee weather for Friday 14th August 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 52% chance of some rain and a moderate breeze of 20 kph from the south-west.

  • 33°C maximum temperature33
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 52% chance of some rain52
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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Trincomalee weather for Saturday 15th August 2026

Expect scattered clouds in Trincomalee, Sri Lanka with a maximum temperature of 35°C, 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 moderate breeze of 21 kph from the south-west.

  • 35°C maximum temperature35
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Scattered clouds
    scattered 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
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Trincomalee weather for Sunday 16th August 2026

Expect scattered clouds in Trincomalee, Sri Lanka with a maximum temperature of 36°C, 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 moderate breeze of 20 kph from the south-west.

  • 36°C maximum temperature36
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Scattered clouds
    scattered 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
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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Trincomalee weather for Monday 17th August 2026

Expect scattered clouds in Trincomalee, Sri Lanka with a maximum temperature of 37°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

  • 37°C maximum temperature37
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    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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  • Book summer & winter sun holidays in 2026/2027
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