Charleston Weather Conditions

Current Temperature Level

clear
31°C
32°C21°C
Hot

Clear

Feels Like 39°C

Chances of Rain90%

Moderate

67AQI

Humidity

80%

Nowheavy rain24°90%12 AMheavy rain24°97%1 AMheavy rain at times24°94%2 AMpatchy rain possible23°91%3 AMheavy rain23°95%4 AMheavy rain at times23°94%5 AMheavy rain23°97%6 AMheavy rain23°97%7 AMheavy rain23°96%8 AMfog20°47%9 AMfog20°49%10 AMfog20°48%11 AMpatchy rain possible21°29%12 PMpatchy rain possible22°45%1 PMpatchy rain possible24°27%2 PMpatchy rain possible25°22%3 PMpatchy rain possible26°17%4 PMpatchy rain possible26°7%5 PMpartly cloudy27°6%6 PMcloudy26°9%7 PMpartly cloudy25°10%8 PMcloudy24°16%9 PMpartly cloudy23°11%10 PMclear22°9%
.

Heavy rainfall is likely; local flooding is possible.

Last Updated: 2026-08-17 23:30 (Local Time)

Charleston Weather Parameters

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Charleston 10-Days Weather Forecast

See Monthly
Today17 Aug.


Overcast

Overcast

Fully overcast skies with a high of 25 °C. Humidity will be 86%, and winds at 14.4 km/h.


temperature icon

32°C  /  21°C

temperature iconHumi.86 %
temperature iconPrec.52.11 mm


Sunrise icon

Sunrise

06:42 AM

13hrs 36min

Sunset icon

Sunset

08:18 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

RainRain

24 °C

91 %

0

2.5 kmph /  SW

Feels Like IconFeels 28 °C

Temperature IconCover 99 %

Visibility IconVisibility 10 km

1 AM

OvercastOvercast

22 °C

93 %

0

4.7 kmph /  SSW

Feels Like IconFeels 26 °C

Temperature IconCover 100 %

Visibility IconVisibility 7 km

2 AM

OvercastOvercast

22 °C

92 %

0

4.7 kmph /  SW

Feels Like IconFeels 25 °C

Temperature IconCover 95 %

Visibility IconVisibility 7 km

3 AM

OvercastOvercast

22 °C

92 %

0

5.4 kmph /  SW

Feels Like IconFeels 25 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

4 AM

CloudyCloudy

22 °C

93 %

0

6.8 kmph /  SSW

Feels Like IconFeels 25 °C

Temperature IconCover 74 %

Visibility IconVisibility 10 km

5 AM

OvercastOvercast

22 °C

91 %

0

7.6 kmph /  SSW

Feels Like IconFeels 25 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

6 AM

OvercastOvercast

21 °C

92 %

0

6.1 kmph /  SW

Feels Like IconFeels 24 °C

Temperature IconCover 100 %

Visibility IconVisibility 0 km

7 AM

OvercastOvercast

21 °C

92 %

0

5 kmph /  SW

Feels Like IconFeels 24 °C

Temperature IconCover 100 %

Visibility IconVisibility 9 km

8 AM

OvercastOvercast

22 °C

93 %

0.4

6.1 kmph /  SW

Feels Like IconFeels 25 °C

Temperature IconCover 100 %

Visibility IconVisibility 0 km

9 AM

OvercastOvercast

23 °C

94 %

1.5

8.6 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 93 %

Visibility IconVisibility 2 km

10 AM

OvercastOvercast

24 °C

92 %

1.9

9.4 kmph /  WSW

Feels Like IconFeels 27 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

11 AM

OvercastOvercast

24 °C

90 %

5.5

10.4 kmph /  W

Feels Like IconFeels 28 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

12 PM

OvercastOvercast

26 °C

88 %

6.4

7.9 kmph /  W

Feels Like IconFeels 29 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

1 PM

OvercastOvercast

26 °C

85 %

3.1

11.9 kmph /  W

Feels Like IconFeels 29 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

2 PM

OvercastOvercast

28 °C

77 %

1.7

11.9 kmph /  W

Feels Like IconFeels 31 °C

Temperature IconCover 100 %

Visibility IconVisibility 9 km

3 PM

SunnySunny

32 °C

69 %

4.6

14.4 kmph /  WNW

Feels Like IconFeels 39 °C

Temperature IconCover 10 %

Visibility IconVisibility 10 km

4 PM

SunnySunny

31 °C

65 %

5.3

7.6 kmph /  WNW

Feels Like IconFeels 37 °C

Temperature IconCover 8 %

Visibility IconVisibility 10 km

5 PM

SunnySunny

30 °C

62 %

2

10.1 kmph /  WSW

Feels Like IconFeels 33 °C

Temperature IconCover 17 %

Visibility IconVisibility 10 km

6 PM

OvercastOvercast

29 °C

67 %

1

6.5 kmph /  WSW

Feels Like IconFeels 33 °C

Temperature IconCover 96 %

Visibility IconVisibility 10 km

7 PM

OvercastOvercast

28 °C

74 %

0.2

6.1 kmph /  W

Feels Like IconFeels 31 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

8 PM

Light RainLight Rain

26 °C

92 %

0

7.2 kmph /  W

Feels Like IconFeels 29 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

9 PM

Heavy RainHeavy Rain

25 °C

90 %

0

4.7 kmph /  WSW

Feels Like IconFeels 29 °C

Temperature IconCover 100 %

Visibility IconVisibility 9 km

10 PM

Heavy RainHeavy Rain

25 °C

93 %

0

2.9 kmph /  WSW

Feels Like IconFeels 29 °C

Temperature IconCover 79 %

Visibility IconVisibility 0 km

11 PM

Heavy RainHeavy Rain

24 °C

94 %

0

4.3 kmph /  SSW

Feels Like IconFeels 29 °C

Temperature IconCover 81 %

Visibility IconVisibility 9 km

Temp24 °C


ConditionHeavy Rain


Humidity94 %

Feels29 °C


Cover81 %


Visibility9 km

Wind Speed & Dir.4.3 kmph /  SSW


UV0

Charleston 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny32°28°
2
Patchy rain nearby32°25°
3
Sunny32°26°
4
Sunny31°25°
5
Sunny31°24°
6
Sunny32°25°
7
Sunny33°26°
8
Sunny31°27°
9
Sunny32°26°
10
Sunny33°26°
11
Sunny34°25°
12
Sunny35°25°
13
Sunny35°27°
14
Sunny33°25°
15
Overcast35°27°
16
Patchy rain nearby30°13°
17Today
Sunny37°26°
18
Sunny40°28°
19
Sunny39°27°
20
Sunny35°26°
21
Sunny34°26°
22
Overcast32°25°
23
Rain Shower27°23°
24
Rain Shower32°23°
25
Rain Showers30°24°
26
Rain Showers30°23°
27
Rain Showers30°24°
28
Rain Showers30°24°
29
Rain Showers30°24°
30
Rain Showers29°24°
31
Rain Showers30°24°

AugustWeather Overview

No. of days:

Sunny

Sunny

18

Cloudy

Cloudy

0

Rainy

Rainy

9

Snowy

Snowy

0


The monthly weather averages in Charleston consist of 18 sunny days, 0 cloudy days, 9 rainy days, and 0 snowy days.

Charleston's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
31 °C
clearClear
80%
0

12.6 kmph /  SW

31 °C
clearClear
80%
0

12.6 kmph /  SW

United States's Hottest Cities - August 2026

Hottest
Coldest

Last Updated: 18 Aug 2026, 03:50 AM

City Weather Rankings

FAQs About Charleston Weather Conditions


1. What is the current temperature in Charleston today - 17 August 2026?

The current temperature in Charleston is 31°C, with a feels-like temperature of 39°C. Today's forecast shows a high of 32°C and a low of 21°C, giving a 11 degree swing through the day as of 11:30 PM 17 August 2026.

2. What are the current weather parameters in Charleston today?

Here is a complete overview of Charleston's current weather conditions as of 11:30 PM 17 August 2026: Condition : Clear Temperature : 31°C Hot (Feels like 39°C) Humidity : 80% Wind Speed : 12.6 km/h from SW (215 degrees), Gust 8.8 m/s UV Index : 0 (Low Air Pressure : 1013 mb Cloud Cover : 0% Visibility : 10 km Precipitation : 0 mm (88% chance of rain)

3. What is the 10-day weather forecast for Charleston from 11:30 PM 17 August 2026?

From 11:30 PM 17 August 2026, Charleston's 10-day forecast shows this trend: Today (Aug. 17) : Temp. 25°C, Hum. 86% and Overcast condition. Tuesday (Aug. 18) : Temp. 23°C, Hum. 82% and Patchy rain nearby condition. Wednesday (Aug. 19) : Temp. 23°C, Hum. 71% and Sunny condition. Thursday (Aug. 20) : Temp. 23°C, Hum. 76% and Overcast condition. Friday (Aug. 21) : Temp. 22°C, Hum. 82% and Patchy rain nearby condition. Saturday (Aug. 22) : Temp. 23°C, Hum. 71% and Sunny condition. Sunday (Aug. 23) : Temp. 22°C, Hum. 69% and Sunny condition. Monday (Aug. 24) : Temp. 22°C, Hum. 68% and Sunny condition. Tuesday (Aug. 25) : Temp. 23°C, Hum. 68% and Rain Showers condition. Wednesday (Aug. 26) : Temp. 23°C, Hum. 71% and Rain condition.

4. Will it rain in Charleston today?

As of 11:30 PM 17 August 2026, there is no chance of rainfall in Charleston throughout the day. Precipitation stands at 0 mm with a 0% chance of rain. Skies are Clear and conditions are expected to remain dry.

5. What is the monthly weather forecast for Charleston in August 2026?

August 2026 in Charleston is forecast to have 18 sunny days, 9 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 13°C to highs of 40°C.

6. How does the weather in Charleston affect air quality?

Weather directly impacts air quality in Charleston. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.