Avg High
Charleston in April
Verdict
In Charleston, April has a distinct spring feel. As the season moves along, temperatures are climbing noticeably. You can usually expect a mild month that feels manageable day to day. Breezes can be part of the character, especially in exposed spots.
It suits travellers who want straightforward weather for sightseeing and day trips. Sun exposure can add up quickly around the middle of the day.
Avg Low
Rain
Daylight
13h
What to expect
- Daytime feel - Pleasant warmth with a noticeable cool-down after sunset. Overall it feels close to what you’d expect.
- Showers & dry spells - Rainy conditions. Waterproof footwear becomes genuinely useful. A rain layer is a smart default.
- Midday sun - Very strong sun. You can burn surprisingly quickly, so sun protection is strongly recommended. Even short walks can add up.
- Breezes - Often breezy, and gusts can make exposed walks feel cooler and more blustery. A light outer layer helps when you’re in the shade.
April in context
How it compares to the rest of the year in Charleston.
Hottest (avg)
#7 / 12
Wettest (avg)
#9 / 12
Daylight Hours
#5 / 12
Windiest (avg)
#2 / 12
Highest UV
#5 / 12
Most Humid
#12 / 12
Temperature
- Daytime high
-
- Nighttime low
-
- Feels like (avg)
-
Sunshine
- Daylight
- 13.0 hours
- UV index (max)
- 8
- Typical sun hours
- 05:48 – 18:49
Rain & Snow
- Total
-
- Rainy days
- 9
- Cloud cover
- 46%
- Snowfall
-
Humidity & Wind
- Humidity (avg)
- 72%
- Wind (avg)
-
- Wind (max gusts)
-
Frequently asked questions
Is April a good time to visit Charleston?
Typical April days in Charleston reach highs of 23°C (73°F) with nights around 15°C (59°F). It usually feels warm by day and cool after dark. Overall, April sits in the middle of the Charleston climate range.
What are temperatures like in April?
In April, you can usually expect highs of 23°C (73°F) and lows near 15°C (59°F). That means warm days and cool nights, so pack layers you can add or remove.
How much does it rain in April?
Rainfall in April averages 80 mm (3.1 in) across roughly 9 days. Overall it is a quite rainy time of year, so a light rain jacket and waterproof shoes are very handy.
How many hours of daylight are there in April?
You can expect about 13 hours of daylight in April. Sunrise is typically around 05:48 and sunset near 18:49. You get long days with comfortable amounts of daylight.
How strong is the sun in April?
UV levels frequently reach very high levels (around 8), so strong sun protection is essential, especially around midday.
Is it windy in April?
In April, average wind speeds are around 15 km/h (9 mph), with gusts on the windiest days reaching about 56 km/h (35 mph). On the ground, it is it can feel quite windy at times, particularly when weather systems move through.