Wadduwa weather in September 2025

Expect 30°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Wadduwa in September based on long-term weather averages. There is usually 14 days with some rainfall and 258 mm of average monthly rainfall in September.

  • 30°C maximum daytime temperature in September in Wadduwa30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in September in Wadduwa14
    14 days with some rainfall
  • 25°C minimum night-time temperature in September in Wadduwa25
    25°C min night temperature
  • 12 hours of daylight per day in September in Wadduwa12
    12 hours of daylight per day
  • High heat & humidity in September in WadduwaH
    High heat & humidity
  • 258 mm monthly rainfall in September in Wadduwa258
    258 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Wadduwa11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Wadduwa28
    28°C sea temperature

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The September weather guide for Sri Lanka (Wadduwa) 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 / mm)  |  Imperial (°F / inches)

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More about Sri Lanka

How hot is it in Wadduwa in September?

Daytime temperatures usually reach 30°C in Wadduwa in September with high heat and humidity, falling to 25°C at night.

How sunny is it in Wadduwa in September?

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

How warm is the sea around Wadduwa in September?

The average sea temperature around Wadduwa in September is 28°C.

Does it rain in Wadduwa in September?

There are usually 14 days with some rain in Wadduwa in September and the average monthly rainfall is 258mm.

Wadduwa September sunrise & sunset times

Browse the sunrise and sunset times for Wadduwa in September 2025. Select a month to view Wadduwa sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:03 18:17
Monday, 15th September 2025 06:01 18:10
Tuesday, 30th September 2025 05:58 18:02

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