Charleston weather in April 2025

Expect 23°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Charleston in April. Check more long-term weather averages for Charleston in April before you book your next holiday to South Carolina in 2025/2026.

23
23°C max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
14
14°C min night temperature
13
13 hours of daylight per day
0
No heat & humidity
64
64 mm of monthly rainfall
9
9 (Very High) UV index
18
18°C sea temperature

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The April weather guide for South Carolina (Charleston) 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 the USA

How hot is it in Charleston in April?

Daytime temperatures usually reach 23°C in Charleston in April, falling to 14°C at night.

How sunny is it in Charleston in April?

There are normally 9 hours of bright sunshine each day in Charleston in April - that's 70% of daylight hours.

How warm is the sea around Charleston in April?

The average sea temperature around Charleston in April is 18°C.

Does it rain in Charleston in April?

There are usually 7 days with some rain in Charleston in April and the average monthly rainfall is 64mm.

Charleston April sunrise & sunset times

Browse the sunrise and sunset times for Charleston in April 2025. Select a month to view Charleston 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
Tuesday, 1st April 2025	06:07	18:40
Tuesday, 15th April 2025	05:50	18:50
Wednesday, 30th April 2025	05:33	19:01

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South Carolina - quick facts
Flight time^✝	11.5 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Beaches Culture
Tourist info	South Carolina Department of Parks, Recreation & Tourism