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Trincomalee weather in September 2024
Expect 34°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Trincomalee in September. Check more long-term weather averages for Trincomalee in September before you book your next holiday to Sri Lanka in 2024/2025.
- 3434°C max day temperature
- 66 days with some rainfall
- 2525°C min night temperature
- 1212 hours of daylight per day
- VHVery High heat & humidity
- 9696 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2929°C sea temperature
More about Trincomalee
- Climate guide
- 5-day weather forecast
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Trincomalee by month
Recommended for Sri Lanka
The September weather guide for Sri Lanka (Trincomalee) 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)
More about Sri Lanka
How hot is it in Trincomalee in September?
Daytime temperatures usually reach 34°C in Trincomalee in September with very high heat and humidity, falling to 25°C at night.
How sunny is it in Trincomalee in September?
There are normally 7 hours of bright sunshine each day in Trincomalee in September - that's 56% of daylight hours.
How warm is the sea around Trincomalee in September?
The average sea temperature around Trincomalee in September is 29°C.
Does it rain in Trincomalee in September?
There are usually 6 days with some rain in Trincomalee in September and the average monthly rainfall is 96mm.
Trincomalee September sunrise & sunset times
Browse the sunrise and sunset times for Trincomalee in September 2024. Select a month to view Trincomalee sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Sunday, 1st September 2024||05:57||18:13|
|Sunday, 15th September 2024||05:55||18:05|
|Monday, 30th September 2024||05:53||17:56|
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