Unawatuna weather in October 2025

Expect 29°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Unawatuna in October. Check more long-term weather averages for Unawatuna in October before you book your next holiday to Sri Lanka in 2025/2026.

  • 29°C maximum daytime temperature in October in Unawatuna29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in October in Unawatuna14
    14 days with some rainfall
  • 23°C minimum night-time temperature in October in Unawatuna23
    23°C min night temperature
  • 12 hours of daylight per day in October in Unawatuna12
    12 hours of daylight per day
  • High heat & humidity in October in UnawatunaH
    High heat & humidity
  • 340 mm monthly rainfall in October in Unawatuna340
    340 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Unawatuna11
    11+ (Extreme) UV index
  • 28°C sea temperature in October in Unawatuna28
    28°C sea temperature

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The October weather guide for Sri Lanka (Unawatuna) 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 Unawatuna in October?

Daytime temperatures usually reach 29°C in Unawatuna in October with high heat and humidity, falling to 23°C at night.

How sunny is it in Unawatuna in October?

There are normally 6 hours of bright sunshine each day in Unawatuna in October - that's 51% of daylight hours.

How warm is the sea around Unawatuna in October?

The average sea temperature around Unawatuna in October is 28°C.

Does it rain in Unawatuna in October?

There are usually 14 days with some rain in Unawatuna in October and the average monthly rainfall is 340mm.

Unawatuna October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:57 18:00
Thursday, 16th October 2025 05:55 17:54
Friday, 31st October 2025 05:55 17:50

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