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Sierra Leone weather in September 2025
Expect 28°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Sierra Leone in September. Check more long-term weather averages for Sierra Leone in September before you book your next holiday to Sierra Leone in 2025/2026.
- 2828°C max day temperature
- 4 hours of sunshine per day
- 2424 days with some rainfall
- 2222°C min night temperature
- 1212 hours of daylight per day
- MModerate heat & humidity
- 507507 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2727°C sea temperature
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The September weather guide for Sierra Leone (Freetown) 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.
Top Sierra Leone destinations
Below are average maximum temperatures at popular countries, regions and places in Sierra Leone in September. Select a holiday destination to see more weather parameters.
All Sierra Leone destinations
Metric (°C / mm) | Imperial (°F / inches)
How hot is it in Sierra Leone in September?
Daytime temperatures usually reach 28°C in Freetown, Sierra Leone in September with moderate heat and humidity, falling to 22°C at night.
How sunny is it in Sierra Leone in September?
There are normally 4 hours of bright sunshine each day in Freetown, Sierra Leone in September - that's 34% of daylight hours.
How warm is the sea around Sierra Leone in September?
The average sea temperature around Freetown, Sierra Leone in September is 27°C.
Does it rain in Sierra Leone in September?
There are usually 24 days with some rain in Freetown, Sierra Leone in September and the average monthly rainfall is 507mm.
Sierra Leone September sunrise & sunset times
Browse the sunrise and sunset times for Sierra Leone in September 2025. Select a month to view Sierra Leone sunrise and sunset times for the next 12 months. The Sierra Leone sunrise and sunset times shown below are for Freetown.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Monday, 1st September 2025 | 06:45 | 19:01 |
Monday, 15th September 2025 | 06:43 | 18:53 |
Tuesday, 30th September 2025 | 06:41 | 18:44 |
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