Trincomalee weather live forecast

Today's maximum temperature in Trincomalee is expected to be 27°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 Wednesday 18th February 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 Wednesday 18th February 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a light breeze of 9 kph from the north-east.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 46% chance of some rain46
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 9 kph from the North-East9
    kph wind from NE

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Trincomalee weather for Thursday 19th February 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 15 kph from the north-east.

  • 28°C maximum temperature28
    °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 6 (High)6
    UV index (High)
  • 53% chance of some rain53
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 15 kph from the North-East15
    kph wind from NE

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Trincomalee weather for Friday 20th February 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 91% chance of some rain and a light breeze of 11 kph from the north-east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 91% chance of some rain91
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    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 Saturday 21st February 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a light breeze of 9 kph from the north.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 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
  • Light breeze of 9 kph from the North9
    kph wind from N

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Trincomalee weather for Sunday 22nd February 2026

Expect isolated thunderstorms in Trincomalee, Sri Lanka with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 83% chance of some rain and little or no wind of 6 kph from the east.

  • 28°C maximum temperature28
    °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 9 (Very High)9
    UV index (Very High)
  • 83% chance of some rain83
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 6 kph from the East6
    kph wind from E

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

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