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Swansea weather in September 2024
Expect 17°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Swansea in September. Check more long-term weather averages for Swansea in September before you book your next holiday to Wales in 2024/2025.
- 1717°C max day temperature
- 5 hours of sunshine per day
- 1616 days with some rainfall
- 1111°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 111111 mm of monthly rainfall
- 44 (Moderate) UV index
- 1717°C sea temperature
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Recommended for Wales
The September weather guide for Wales (Swansea) 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 Wales
How warm is it in Swansea in September?
Daytime temperatures usually reach 17°C in Swansea in September, falling to 11°C at night.
How sunny is it in Swansea in September?
There are normally 5 hours of bright sunshine each day in Swansea in September - that's 36% of daylight hours.
How warm is the sea around Swansea in September?
The average sea temperature around Swansea in September is 17°C.
Does it rain in Swansea in September?
There are usually 16 days with some rain in Swansea in September and the average monthly rainfall is 111mm.
Swansea September sunrise & sunset times
Browse the sunrise and sunset times for Swansea in September 2024. Select a month to view Swansea sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Sunday, 1st September 2024 | 06:29 | 20:01 |
Sunday, 15th September 2024 | 06:51 | 19:29 |
Monday, 30th September 2024 | 07:15 | 18:55 |
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