Trincomalee weather live forecast

Today's maximum temperature in Trincomalee is expected to be 26°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 Monday 8th December 2025 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 Tuesday 9th December 2025

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 91% chance of some rain and a light breeze of 11 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 91% chance of some rain91
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the North-East11
    kph wind from NE

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Trincomalee weather for Wednesday 10th December 2025

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and a light breeze of 12 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 84% chance of some rain84
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 12 kph from the North-East12
    kph wind from NE

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Trincomalee weather for Thursday 11th December 2025

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 87% chance of some rain and a light breeze of 11 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 87% chance of some rain87
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 11 kph from the North-East11
    kph wind from NE

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Trincomalee weather for Friday 12th December 2025

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a light breeze of 12 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 86% chance of some rain86
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 12 kph from the North-East12
    kph wind from NE

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Trincomalee weather for Saturday 13th December 2025

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 78% chance of some rain and a gentle breeze of 13 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 78% chance of some rain78
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 13 kph from the North-East13
    kph wind from NE

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Metric (°C / mm)  |  Imperial (°F / inches)

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