Sri Lanka weather forecast

Last updated at 04:00 on Tuesday 17th May 2022 GMT

Below are temperatures expected tomorrow at popular destinations in Sri Lanka. Select a destination to see the 5-day weather forecast.

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

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Sri Lanka weather forecast by day

Below are the detailed weather forecasts for Sri Lanka for the next 5 days. The forecasts shown are for Colombo and may not represent the whole of Sri Lanka. Browse more destinations in Sri Lanka to view more weather forecasts.

Sri Lanka weather for Tuesday 17th May 2022

Below is the Sri Lanka weather forecast for Tuesday 17th May 2022. Expect isolated thunderstorms in Sri Lanka with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 29°C maximum temperature29
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 98% chance of some rain98
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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Sri Lanka weather for Wednesday 18th May 2022

Below is the Sri Lanka weather forecast for Wednesday 18th May 2022. Expect isolated thunderstorms in Sri Lanka with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 23 kph from the south-west.

  • 29°C maximum temperature29
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 98% chance of some rain98
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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Sri Lanka weather for Thursday 19th May 2022

Below is the Sri Lanka weather forecast for Thursday 19th May 2022. Expect isolated thunderstorms in Sri Lanka with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 50 mm or more of rainfall expected with 99% chance of some rain and a moderate breeze of 22 kph from the south-west.

  • 29°C maximum temperature29
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 99% chance of some rain99
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 22 kph from the South-West22
    kph wind from SW

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Sri Lanka weather for Friday 20th May 2022

Below is the Sri Lanka weather forecast for Friday 20th May 2022. Expect isolated thunderstorms in Sri Lanka with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 82% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 82% chance of some rain82
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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Sri Lanka weather for Saturday 21st May 2022

Below is the Sri Lanka weather forecast for Saturday 21st May 2022. Expect isolated thunderstorms in Sri Lanka with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a moderate breeze of 20 kph from the south-west.

  • 29°C maximum temperature29
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 91% chance of some rain91
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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

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