Early summer · Weather & things to do
Charleston in June
Charleston warms up: highs climb to 88°F (31°C), from 83°F in May, with lows of 72°F (22°C) and about 5.5 in (140 mm) of rain.
Our comfort score puts it mid-table at 59/100, 10th of 12.
- Avg high
- 88°F (31°C)
- Avg low
- 72°F (22°C)
- Rain
- 5.5 in (140 mm)
- Humidity
- 76%
- Cloud cover
- 57%
- Daylight
- ~14 h 09 min
- Comfort score
- 59/100 · Fair
What June feels like
Afternoons run hot at about 88°F (31°C), which leaves mornings and evenings as the time for walking.
Nights stay warm too, with lows averaging 72°F (22°C).
With 76% average humidity, it feels muggy.
Rain is a real factor, with about 5.5 in (140 mm) across the month.
Plan around June
June sits mid-table; the best months are March & April and November.
- Start of the wettest three-month stretch (June – August), which brings about 18.0 in (458 mm) in total.
- Longest days of the year, about 14 h 09 min of daylight.
- Humidity season begins: 76% on average, up from 73% in May.
- Comfort slips from 80/100 in May to 59/100.
- Our Charleston & Savannah route recommends Mar – May, so June falls outside its suggested window.
What to pack for June
- Light, breathable clotheshighs average 88°F
- Sunscreen, sunglasses and a hatstrong sun this month
- Refillable water bottleeasy to dehydrate in the heat
- Quick-dry fabrics76% average humidity
- Rain jacket and waterproof shoesfrequent rain
- Comfortable walking shoesmost picks involve some walking
What to do in Charleston in June
With 5.5 in of rain, these picks lean toward food, drink and places with a roof, with outdoor options when the weather breaks.
Charleston City Market
Four-block historic market with sweetgrass basket weavers and local crafts.
Why now An indoor-leaning stop for a month with 5.5 in of rain.
Lewis Barbecue
Texas-style brisket, beef ribs and green chile corn pudding from pitmaster John Lewis; Michelin Bib Gourmand.
Why now A sit-down stop to wait out showers in a month with 5.5 in of rain.
Gibbes Museum of Art
Compact museum of Southern art from colonial portraits to contemporary work.
Why now A good rainy-day backup in June.
Husk
Lowcountry ingredients in a Victorian house, known for skillet cornbread.
Why now Easy to slot in when June's rain moves in.
Fort Sumter National Monument
Ferry to the island fort where the Civil War's first shots were fired.
Nearby in June
- Beaufort in June~49 mi · highs 86°F, 5.5 in rain · 1°C (2°F) cooler by day, about as wet
- Savannah in June~83 mi · highs 89°F, 5.9 in rain · similar daytime temperatures, about as wet
- Amelia Island in June~171 mi · highs 83°F, 6.7 in rain · 3°C (5°F) cooler by day, wetter
- Uptown Charlotte in June~177 mi · highs 88°F, 4.2 in rain · similar daytime temperatures, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Charleston in June: quick answers
Is June a good time to visit Charleston?
It's middling, scoring 59/100. The best months are March & April and November, at up to 88. Expect highs of 88°F (31°C) and 5.5 in (140 mm) of rain. Our Charleston & Savannah route recommends Mar – May, so June is outside its suggested window.
How hot is Charleston in June?
Average highs are 88°F (31°C) and average lows 72°F (22°C), making it the 3rd-warmest month by daytime highs.
Does it rain a lot in Charleston in June?
Yes: about 5.5 in (140 mm) of rain falls across June on average, the 3rd-wettest month of the year. The annual total is about 49.0 in (1245 mm).
What should I pack for Charleston in June?
Bring light, breathable clothes (highs average 88°F), sunscreen, sunglasses and a hat (strong sun this month), refillable water bottle (easy to dehydrate in the heat), quick-dry fabrics (76% average humidity) and rain jacket and waterproof shoes (frequent rain).
Planning Charleston in June?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.