Negombo weather in June 2026

Expect daytime maximum temperatures of 88°F in Negombo, Sri Lanka in June and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 6.1 inches of rainfall in the month.

  • 88°F maximum daytime temperature in June in Negombo88
    88°F max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in June in Negombo13
    13 days with some rainfall
  • 77°F minimum night-time temperature in June in Negombo77
    77°F min night temperature
  • 13 hours of daylight per day in June in Negombo13
    13 hours of daylight per day
  • Very high heat & humidity in June in NegomboVH
    Very High heat & humidity
  • 6.1 inches monthly rainfall in June in Negombo6.1
    6.1 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in June in Negombo11
    11+ (Extreme) UV index
  • 82°F sea temperature in June in Negombo82
    82°F sea temperature

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The June 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.

Metric (°C)  |  Imperial (°F)

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More about Sri Lanka

How hot is it in Negombo in June?

Daytime temperatures usually reach 86°F in Negombo in June with high heat and humidity, falling to 77°F at night.

How sunny is it in Negombo in June?

There are normally 6 hours of bright sunshine each day in Negombo in June - that's 50% of daylight hours.

How warm is the sea around Negombo in June?

The average sea temperature around Negombo in June is 82°F.

Does it rain in Negombo in June?

There are usually 15 days with some rain in Negombo in June and the average monthly rainfall is 7.3 inches.

Negombo June sunrise & sunset times

Browse the sunrise and sunset times for Negombo in June 2026. Select a month to view Negombo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st June 2026 05:53 18:24
Monday, 15th June 2026 05:55 18:27
Tuesday, 30th June 2026 05:58 18:30

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