Charleston Weather in June
What's the weather like in Charleston (West Virginia) in June 2025?
The climate in Charleston during June can be summarized as warm, humid and a little damp.
June is in the summer in Charleston and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 28°C (83°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 28.3°C 82.9°F |
|---|---|
| Nightly temperature | 15.1°C 59.2°F |
| Average temperature | 21.7°C 71.1°F |
| Daily sunshine | 9 hrs |
| Avg rainfall | 86 mm 3.4 ins |
| Rainy days | 11 days |
| Sea temperature | 19.9°C 67.8°F |
| Humidity | 72% |
| Windspeed | 9.4kph 6 mph |
On average June is the 6th driest month of the year in Charleston with around 86mm 3.4 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 9 hours of sunshine per day.
June temperatures in Charleston
June rainfall
June hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Charleston in June 2025.
Other monthly averages
Charleston weather stats
| Hottest month: | July | 29.5°C 85.1°F |
|---|---|---|
| Driest month: | October | 70mm 2.8ins |
| Sunniest month: | June | 9hrs |
| Coldest month: | January | 4.9°C 40.8°F |
| Wettest month: | July | 123mm 4.8ins |
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