Small Craft Advisory
* WHAT...Northeast winds 15 to 20 kt with gusts up to 30 kt.
* WHERE...Charleston Harbor.
* WHEN...Until 10 PM EDT this evening.
* IMPACTS...Conditions will be hazardous to small craft.
Small Craft Advisory
* WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt
expected.
* WHERE...Charleston Harbor.
* WHEN...Until 10 PM EDT this evening.
* IMPACTS...Conditions will be hazardous to small craft.
Charleston weather tomorrow (Wednesday, October 7)
Tomorrow in Charleston looks
overcast, with a high of 80°
and an overnight low of 67°.
Precipitation chance is modest at 15%.
Winds top out near 11 mph,
and the UV index reaches 6 (high).
Charleston has a humid subtropical climate.
July is the warmest month, with average highs of 88°,
and January the coldest, when nights fall to around 44°.
August brings the most rain, on about 19 days,
while June is the sunniest, with 11.6 hours of sunshine a day.
Over a whole year it rains on roughly 136 days.
January, with highs of 58°F (15°C) and lows near 44°F (7°C). The coldest day in the 2015-2024 record fell to 11°F (-11°C).
How sunny is Charleston?
9.6 hours a day averaged over the year, peaking in June at 11.6 hours.
Is there snow in Charleston?
Effectively no. The 2015-2024 record for Charleston shows no regular measurable snowfall.
Which month is warmest in Charleston?
July, averaging 88°F (31°C) by day and 77°F (25°C) overnight. The hottest single day in our 2015-2024 record for this location reached 98°F (37°C).
What is the best time to visit Charleston?
The best time to visit Charleston is generally February to May and October to November, when warm days, manageable rainfall and plenty of daylight line up. Daytime temperatures in that window sit near 71°F (22°C), with rain on about 9 days a month. For the same question asked the other way round, see where else is warm in February.
What is the rainiest month in Charleston?
August, at 7.0 inches (177 mm) over about 19 days. March is the driest month, at 3.0 inches (77 mm).