Temperatures in April
It's warm in April in Charleston with an average temperature of 25°C. Temperatures this month range from a low of 20°C to a high of 29°C. At night, you can expect temperatures between 13°C and 19°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Charleston in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Charleston with warm temperatures, averaging around 25°C during the day and nights close to 15°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-April
By mid-April, the average daytime temperature stays the same at 25°C, with nights close to 16°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of April
By the end of April, the average daytime temperature in Charleston will be around 26°C, with nights close to 16°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers.
Discover cheap trips to Charleston 
Water temperature
The water temperature at Charleston is 27°C this month. Nice and warm for a swim.
Precipitation in April
In April, there is an average of 116 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 22% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for Charleston. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Charleston in April |
London | ||
|---|---|---|---|
 Average Temperature |
25°C | 15°C | |
 High Temp |
29°C | 18°C | |
| Low Temp |
20°C | 12°C | |
 Total Precipitation |
116 mm | 29 mm | |
| Rainy Days |
7 days | 7 days | |
March
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is April a good time to visit Charleston?
After some sun? Then April isn’t the best time to be in Charleston. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Charleston in April
With 32°C, Charleston hit the highest temperature in the last 10 years in April 2020. The lowest daytime temperature in this month was 11°C in 2021. The extreme night temperatures ranged from a low of 0°C to a high of 24°C.
Check out the climate of Charleston for all months and discover the best travel time
Plan your next holiday
Don’t miss the best holiday deals for Charleston and see what our partners have for you.
Daily Temperature in April in Charleston
This chart shows the average daily temperatures, both day and night, for each day in April in Charleston, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in Charleston
The chart below shows the average daily precipitation in April for Charleston, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 7 days of rain in Charleston.
Daily UV Index in April in Charleston
This chart shows the average daily UV index in April in Charleston, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Charleston Over the Years
This chart shows the average temperature in April in Charleston, measured in degrees Celsius, over the past years.
Total Precipitation in April in Charleston Over the Years
This chart shows the average precipitation in April in Charleston, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in April for Charleston
Click on a specific day in April for detailed info on the typical weather on that day in Charleston. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Charleston
Have you been to Charleston in April?
Share your weather experience in April in Charleston.
Average Weather in Charleston by Month
Click on a month below to see detailed weather info for Charleston. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Charleston for all months at once
