Weather in Charleston in April 2026
Average weather
Average temperature in Charleston in April
Going from a maximum of +82°F during the day to a minimum of +45°F during the night, the temperature in April averages around +77°F.
The average maximum temperature goes down 5% by the end of the month, compared with the beginning of the month, from +77°F to +75°F.
Is Charleston warm or cold in April?
Charleston is typically warm in April.
Maximum temperatures go up compared to the previous month from +68°F to +73°F. The minimum temperature also goes up from +52°F to +57°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how April is compared to other months in Charleston:
Climate in Charleston in April
| March | April | May | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +68°F | +73°F | +81°F | ||||
| Min. temperature | ||||||
| +19°F | +32°F | +48°F | ||||
| Max. temperature | ||||||
| +90°F | +91°F | +100°F | ||||
| Rainfall | ||||||
| 92 mm | 75 mm | 74 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Humidity | ||||||
| 73% | 73% | 76% | ||||
| Air pressure | ||||||
| 1017 HPa | 1016 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 9 | 11 | 9 | ||||
| Cloudy days | ||||||
| 10 | 8 | 8 | ||||
| Rainy days | ||||||
| 12 | 11 | 14 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
April weather is still as good as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +68°F to +73°F during the day. As April arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 92 mm to 75 mm. Humidity levels don’t change as the month goes on, averaging around 73%. The average wind speed doesn’t change much during April, staying around 3 m/s. The good news is there are likely to be more sunny days in April, from 9 to 11.
May brings much the same weather, it remains good.
Wind
The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Charleston is gradually increasing during April, going from 6 m/s to 6 m/s over the course of the month.
Rain
How was the weather last April in Charleston?
Climate Change Over the Years
The climate in Charleston in April has not changed that much over the last 43 years.
The average temperature was the lowest in 1988 (+72°F) and the highest in 2012 (+77°F). The driest year was 2011 with only 770 mm of rainfall, and the wettest year was 2024 with 2044 mm.
FAQ
Is April a good time to visit Charleston?
Can you sunbathe in Charleston in April?
Is Charleston rainy in April?
Is it sunny in Charleston in April?
Other cities in USA
Monthly weather in Charleston
Source of the data
For this page, we’ve looked at the typical weather in Charleston, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
