Swansea weather in June 2025

Expect 64°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Swansea in June. Check more long-term weather averages for Swansea in June before you book your next holiday to Wales in 2025/2026.

64
64°F max day temperature
7
7 hours of sunshine per day
15
15 days with some rainfall
52
52°F min night temperature
17
17 hours of daylight per day
0
No heat & humidity
3.1
3.1 inches of monthly rainfall
6
6 (High) UV index
57
57°F sea temperature

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UK holiday finder

The June 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) | Imperial (°F)

More about Wales

How hot is it in Swansea in June?

Daytime temperatures usually reach 64°F in Swansea in June, falling to 52°F at night.

How sunny is it in Swansea in June?

There are normally 7 hours of bright sunshine each day in Swansea in June - that's 40% of daylight hours.

How warm is the sea around Swansea in June?

The average sea temperature around Swansea in June is 57°F.

Does it rain in Swansea in June?

There are usually 15 days with some rain in Swansea in June and the average monthly rainfall is 3.1 inches.

Swansea June sunrise & sunset times

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

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

Date	Sunrise times	Sunset times
Sunday, 1st June 2025	04:04	20:24
Sunday, 15th June 2025	03:57	20:35
Monday, 30th June 2025	04:02	20:37

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