Negombo weather forecast

• Thursday
  18th Aug
  
  30
  25
  5
• Friday
  19th Aug
  
  29
  25
  5
• Saturday
  20th Aug
  
  29
  26
  5
• Sunday
  21st Aug
  
  29
  26
  5
• Monday
  22nd Aug
  
  28
  25
  5

Last updated at 04:05 on Wednesday 17th August 2022 GMT

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

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Negombo weather forecast by day

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

Negombo weather for Thursday 18th August 2022

Below is the Negombo weather forecast for Thursday 18th August 2022. Expect isolated thunderstorms in Negombo, Sri Lanka with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 52% chance of some rain and a gentle breeze of 19 kph from the south-west.

• 30
  °C maximum temperature
• 25
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 10
  UV index (Very High)
• 52
  % chance of some rain
• <2
  mm of rainfall expected
• M
  moderate heat & humidity
• 19
  kph wind from SW

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Negombo weather for Friday 19th August 2022

Below is the Negombo weather forecast for Friday 19th August 2022. Expect isolated thunderstorms in Negombo, 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 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 18 kph from the south-west.

• 29
  °C maximum temperature
• 25
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 8
  UV index (Very High)
• 73
  % chance of some rain
• <10
  mm of rainfall expected
• M
  moderate heat & humidity
• 18
  kph wind from SW

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Negombo weather for Saturday 20th August 2022

Below is the Negombo weather forecast for Saturday 20th August 2022. Expect isolated thunderstorms in Negombo, Sri Lanka with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a moderate breeze of 20 kph from the south-west.

• 29
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 10
  UV index (Very High)
• 62
  % chance of some rain
• <10
  mm of rainfall expected
• L
  low heat & humidity
• 20
  kph wind from SW

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Negombo weather for Sunday 21st August 2022

Below is the Negombo weather forecast for Sunday 21st August 2022. Expect isolated thunderstorms in Negombo, Sri Lanka with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 75% chance of some rain and a moderate breeze of 21 kph from the south-west.

• 29
  °C maximum temperature
• 26
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 9
  UV index (Very High)
• 75
  % chance of some rain
• <5
  mm of rainfall expected
• L
  low heat & humidity
• 21
  kph wind from SW

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Negombo weather for Monday 22nd August 2022

Below is the Negombo weather forecast for Monday 22nd August 2022. Expect isolated thunderstorms in Negombo, Sri Lanka with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (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 21 kph from the south-west.

• 28
  °C maximum temperature
• 25
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 10
  UV index (Very High)
• 91
  % chance of some rain
• <20
  mm of rainfall expected
• L
  low heat & humidity
• 21
  kph wind from SW

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

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