Two-week planning outlook

14-Day Weather Forecast for Charleston, USA

Daily high and low temperatures, rain chances, wind, UV index, weekend conditions, and planning guidance for the next two weeks.

Expect daytime highs between 80°F and 94°F during the next 14 days. Rain chances peak at 100% on Sunday, Aug 23, while No clear signal currently look most favorable for outdoor plans.

Updated Aug 22, 9:12 PM -04:00 1 active alert

14 Days at a Glance

Complete two-week outlook

Warmest DayMon, Aug 24 · 94°FModerate Rain

Coolest NightSat, Sep 5 · 71°FHeavy Intensity Rain

Highest Rain ChanceSun, Aug 23 · 100%Light Rain

Strongest WindMon, Aug 24 · 16.2 mphNo gust data

Weekend OutlookRain possible · Light Rain92°F / 76°F

Total Precipitation3.71 inEstimated across 14 days

Extended local outlook

14-Day Forecast

Detailed 48-hour forecast

Sunday, Aug 23 · 92°F / 76°F

Light Rain

Rain chance 100%, 14.3 mph S, humidity 51%.

Morning: 76°F
Afternoon: 91°F
Evening: 85°F
Overnight: 79°F
Humidity: 51%
Pressure: 29.94 inHg
Dew point: —
UV index: 0 low
Sunrise: 6:48 AM
Sunset: 7:56 PM

Temperature Trend

HighLow71°F – 94°F

8/238/248/258/268/278/288/298/308/319/19/29/39/49/5

Rain Chances

100%8/23

62%8/24

93%8/25

93%8/26

46%8/27

69%8/28

92%8/29

93%8/30

100%8/31

100%9/1

34%9/2

40%9/3

100%9/4

98%9/5

UV Index

Daily peak

08/23

08/24

08/25

08/26

08/27

08/28

08/29

08/30

08/31

09/1

09/2

09/3

09/4

09/5

Planning Ahead

Forecast-based guidance

Most Favorable Outdoor Days

No clear signal

Lower rain chances and manageable winds

Rainy Days

Sun, Aug 23 · Mon, Aug 31 · Tue, Sep 1

Peak chance 100%

Warmest Days

Mon, Aug 24 · Wed, Sep 2 · Thu, Sep 3

Highs up to 94°F

Coolest Nights

Sat, Sep 5 · Tue, Aug 25 · Fri, Sep 4

Lows near 71°F

Windiest Day

Monday, Aug 24

16.2 mph · Gusts —

Weekend Weather

Two-week planning

This Weekend

Sun, Aug 2392°F / 76°FLight Rain · Rain 100%

Next Weekend

Sat, Aug 2990°F / 79°FHeavy Intensity Rain · Rain 92%

Sun, Aug 3090°F / 79°FModerate Rain · Rain 93%

14-Day Weather Forecast for Charleston, USA

Expect daytime highs between 80°F and 94°F during the next 14 days. Rain chances peak at 100% on Sunday, Aug 23, while No clear signal currently look most favorable for outdoor plans.

Temperatures range from an overnight low near 71°F to a daytime high near 94°F. The strongest rain signal is 100% on Sunday, Aug 23, with 3 notable wet days in the current outlook.

FAQ

14-day forecast questions for Charleston

What is the 14-day weather forecast for Charleston?

Expect daytime highs between 80°F and 94°F during the next 14 days. Rain chances peak at 100% on Sunday, Aug 23, while No clear signal currently look most favorable for outdoor plans.

Will it rain in Charleston during the next two weeks?

The strongest rain signal is 100% on Sunday, Aug 23, with 3 notable wet days in the current outlook.

What is the hottest day in Charleston during the next 14 days?

The warmest forecast day is Monday, Aug 24, with a high near 94°F.

What is the coldest night in Charleston?

The lowest forecast temperature is 71°F on Saturday, Sep 5.

What will the weather be this weekend in Charleston?

This Weekend currently ranges from 76°F to 92°F, with rain chances peaking at 100%.