Charleston, WV Weather

West Virginia, United States 🇺🇸 · Local time 14:01
82°
Overcast Feels like 82° · High 84° / Low 59°
Wind
6 mph
Humidity
46%
7 High
Updated 2 hours ago

Charleston hourly forecast: next 24 hours

Today's high of 84°F (29°C) is right in line with the typical August high of 83°F (29°C).

Now
3 PM
4 PM
5 PM
6 PM
7 PM
17%
8 PM
18%
8:05 PM
Sunset
9 PM
10 PM
11 PM
12 AM
1 AM
2 AM
3 AM
4 AM
5 AM
19%
6 AM
6:51 AM
Sunrise
7 AM
24%
8 AM
9 AM
17%
10 AM
11 AM
12 PM
1 PM

Full Charleston hourly forecast →

Current conditions in detail

Feels like
82°
Wind
6 mph
WSW · gusts 10 mph
Humidity
46%
Visibility
6 mi
Precipitation
0.0 in
11% chance today

Charleston weather tomorrow (Thursday, August 27)

Tomorrow in Charleston looks sunny, with a high of 85° and an overnight low of 64°. There is a 64% chance of rain - plan accordingly. Winds top out near 6 mph, and the UV index reaches 8 (very high).

High / Low
85° / 64°
Precipitation
64%
Sunrise / sunset
06:51 AM / 08:04 PM

See the full Charleston 14-day forecast →

Charleston 14-day forecast

Today
Overcast
High 84° Low 59°
Chance of precipitation: 11%
Thu, Aug 27 Thursday
Sunny
High 85° Low 64°
Chance of precipitation: 64%
Fri, Aug 28 Friday
Overcast
High 81° Low 64°
Chance of precipitation: 69%
Sat, Aug 29 Saturday
Sunny
High 84° Low 62°
Chance of precipitation: 7%
Sun, Aug 30 Sunday
Sunny
High 88° Low 66°
Chance of precipitation: 6%
Mon, Aug 31 Monday
Sunny
High 90° Low 70°
Chance of precipitation: 5%
Tue, Sep 1 Tuesday
Sunny
High 93° Low 74°
Chance of precipitation: 4%
Wed, Sep 2 Wednesday
Sunny
High 93° Low 74°
Chance of precipitation: 17%
Thu, Sep 3 Thursday
Patchy rain nearby
High 91° Low 72°
Chance of precipitation: 78%
Fri, Sep 4 Friday
Mist
High 87° Low 72°
Chance of precipitation: 84%
Sat, Sep 5 Saturday
Patchy rain nearby
High 76° Low 69°
Chance of precipitation: 87%
Sun, Sep 6 Sunday
Fog
High 82° Low 68°
Chance of precipitation: 75%
Mon, Sep 7 Monday
Sunny
High 84° Low 68°
Chance of precipitation: 14%
Tue, Sep 8 Tuesday
Light rain shower
High 75° Low 62°
Chance of precipitation: 89%

About the weather in Charleston

Seasons are the whole story in Charleston. The gap between an average July and an average January is 22°C - hot, humid summers and generally mild winters - which in practice means 85°F (30°C) afternoons at one end of the calendar and 44°F (6°C) at the other.

Charleston weather: quick facts

  • Hottest month: July - highs near 85°F (30°C)
  • Coldest month: January - highs near 44°F (6°C)
  • Decade extremes (2015-2024): 96°F (36°C) high · -13°F (-25°C) low
  • Wettest month: July (15 rainy days) · Sunniest: June (11.7 h sun/day)
  • Climate type: humid subtropical
  • Annual swing: 22°C between the average warmest and coolest month · day to night: 10°C
  • Snow: about 9 days a year
  • Months with freezing average lows: 2
  • Average humidity: 72%

Temperatures through the year

January sits at the other end of the year: 44°F (6°C) by day, 28°F (-2°C) at night. At its warmest, in July, Charleston runs to 85°F (30°C) in the afternoon and back to 68°F (20°C) by dawn. Across the gridded 2015-2024 daily record, the highest daily maximum for this location was 96°F (36°C) and the lowest daily minimum -13°F (-25°C). Snow falls on roughly 9 days a year, mostly December through April.

Rain, sun and snow

Overnight lows average at or below freezing for 2 months, January through February. July is the wettest month at 5.3 inches (135 mm) over 15 days; November is the driest.

Season by season

Spring (March through May)

Spring in Charleston is mild, with daytime highs averaging 66°F (19°C) and nights around 46°F (8°C); rain falls on around 41 of the 90 days.

Summer (June through August)

Through summer, Charleston brings hot afternoons: 83°F (28°C) by day, 66°F (19°C) after dark, and rain falls on around 43 of the 90 days. Daylight is generous - around 11.3 hours of sun a day. With the moisture factored in, afternoons feel hotter than the reading suggests - the humidity and dew point converter shows why.

Fall (September through November)

Fall brings comfortable warmth here - highs near 68°F (20°C), nights near 50°F (10°C), and expect showers on roughly 27 days across the season.

Winter (December through February)

Winter in Charleston is brisk and cold, with daytime highs averaging 48°F (9°C) and nights around 31°F (-1°C); rain falls on around 38 of the 90 days, plus about 7 snowy days.

Average temperatures in Charleston by month

Monthly averages for Charleston based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 44° 28° 13 4.2 in 5.1 h/day 70%
February 50° 31° 13 5.2 in 6.2 h/day 68%
March 57° 37° 13 4.3 in 7.5 h/day 66%
April 66° 46° 13 4.3 in 8.9 h/day 68%
May 74° 56° 16 5.2 in 10.1 h/day 76%
June 81° 63° 14 4.8 in 11.7 h/day 75%
July 85° 68° 15 5.3 in 11.3 h/day 77%
August 83° 66° 14 4.6 in 10.9 h/day 78%
September 79° 61° 8 3.7 in 9.7 h/day 75%
October 69° 51° 9 3.3 in 8.2 h/day 72%
November 57° 39° 10 2.9 in 6.8 h/day 69%
December 50° 34° 13 4.0 in 5.2 h/day 72%

Explore Charleston's full climate guide →

Common questions

When does Charleston drop below freezing?
Average overnight lows sit at or below 0°C in 2 months of the year, January through February.
Which month is warmest in Charleston?
July, averaging 85°F (30°C) by day and 68°F (20°C) overnight. The hottest single day in our 2015-2024 record for this location reached 96°F (36°C).
What is the best month to go to Charleston?
April to June and August to October is the sweet spot for Charleston - warm days, manageable rainfall and plenty of daylight line up. Expect 75°F (24°C) in the afternoon and around 12 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in April.
When is Charleston at its coldest?
January, with highs of 44°F (6°C) and lows near 28°F (-2°C). The coldest day in the 2015-2024 record fell to -13°F (-25°C).
Is Charleston hot in summer?
July averages 85°F (30°C). Hot afternoons happen but extremes are not the norm.
Does it snow in Charleston?
Yes - about 9 days a year carry measurable snowfall, concentrated December through April.
What is the rainiest month in Charleston?
July, at 5.3 inches (135 mm) over about 15 days. November is the driest month, at 2.9 inches (73 mm).