Sri Lanka weather in September 2021

Get the latest coronavirus (COVID-19) updates for Sri Lanka with current travel advice, statistics and online resources.

Below are average maximum temperatures at popular destinations in Sri Lanka in September. Select a destination to see more weather parameters.

More destinations >>

Recommended for Sri Lanka

  • Top deals & discounts
  • Sri Lanka weather overview
  • Sri Lanka climate averages by month
  • More destinations
  • Best time to go to Sri Lanka
  • Sri Lanka 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The September weather guide for Sri Lanka 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.

  • Save up to £300 on summer 2021 holidays in TUI sale
  • Discount varies by spend. COVID cover included
  • Travel between 1st May & 31st Oct 2021 (inclusive)
Show discount codeShow discount code ******ALE

Expires at 23:59 on Sunday 28th Feb 2021 · View all TUI offers

TUITUI deal finder

How hot is it in Sri Lanka in September?

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

How sunny is it in Sri Lanka in September?

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

How warm is the sea around Sri Lanka in September?

The average sea temperature around Colombo, Sri Lanka in September is 28°C.

Does it rain in Sri Lanka in September?

There are usually 14 days with some rain in Colombo, Sri Lanka in September and the average monthly rainfall is 236mm.

Sri Lanka sunrise & sunset times for September 2021

Browse the sunrise & sunset times for Sri Lanka in September 2021. Select a month to view Sri Lanka sunrise & sunset times for the next twelve months. The Sri Lanka sunrise & sunset times shown below are for Colombo.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:03 18:18
Wednesday, 15th September 2021 06:01 18:10
Thursday, 30th September 2021 05:59 18:02
  • Save up to £300 on summer 2021 holidays in TUI sale
  • Discount varies by spend. COVID cover included
  • Travel between 1st May & 31st Oct 2021 (inclusive)
Show discount codeShow discount code ******ALE

Expires at 23:59 on Sunday 28th Feb 2021 · View all TUI offers

TUITUI deal finder

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

Back to top

Discover more about Sri Lanka

More Sri Lanka destinations

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.