The weather in Charleston in June is very hot. The average temperatures are between 24°C and 29°C, drinking water regularly is advisable.
You can expect rain for roughly half of the month of June in Charleston. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Charleston in June 2025.
If you’re planning to visit Charleston in the near future, we highly recommend that you review the 14 day weather forecast for Charleston before you arrive.
Temperatures
29° / 24°
Rainy Days
12
Snowy Days
0
Dry Days
18
Rainfall
243
mm
Sun Hours
11.2
Hrs
