Negombo weather in August 2023

  • 31°C maximum daytime temperature in August in Negombo31
    31°C max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in August in Negombo9
    9 days with some rainfall
  • 25°C minimum night-time temperature in August in Negombo25
    25°C min night temperature
  • 12 hours of daylight per day in August in Negombo12
    12 hours of daylight per day
  • High heat & humidity in August in NegomboH
    High heat & humidity
  • 87 mm monthly rainfall in August in Negombo87
    87 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Negombo11
    11+ (Extreme) UV index
  • 27°C sea temperature in August in Negombo27
    27°C sea temperature
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The August weather guide for Sri Lanka (Negombo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

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More about Sri Lanka

How hot is it in Negombo in August?

Daytime temperatures usually reach 31°C in Negombo in August with high heat and humidity, falling to 25°C at night.

How sunny is it in Negombo in August?

There are normally 6 hours of bright sunshine each day in Negombo in August - that's 52% of daylight hours.

How warm is the sea around Negombo in August?

The average sea temperature around Negombo in August is 27°C.

Does it rain in Negombo in August?

There are usually 9 days with some rain in Negombo in August and the average monthly rainfall is 87mm.

Negombo August sunrise & sunset times

Browse the sunrise and sunset times for Negombo in August 2023. Select a month to view Negombo sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Tuesday, 1st August 2023 06:04 18:30
Wednesday, 16th August 2023 06:04 18:26
Thursday, 31st August 2023 06:03 18:19

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