Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hurricanes crowd the Pacific. See the forecast for California, Hawaii. Chevron right

Sumter, SC

72°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sumter

South Carolina

72°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Sumter, SC Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Friday, September 4

Day

9/4
97°Hi
RealFeel® 110°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Fog will dissipate this morning; after a cloudy start, sunshine returns; danger of dehydration and heatstroke if outside for extended periods of time

Max UV Index8.0 (Very High)

AccuLumen Brightness Index™8 (Bright)

WindSSW 5 mph

Wind Gusts14 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover37%

Morning

Afternoon

Night

9/4
73°Lo
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mainly clear and humid

WindSSW 5 mph

Wind Gusts13 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover11%

Evening

Overnight

Sun & Moon

12 hrs 47 mins
Rise 6:57 AM
Set 7:44 PM
Last Quarter
Rise --
Set 2:56 PM

Temperature History

9/4
High
Low
Forecast
97°
73°
Average
86°
66°
Last Year
88°
59°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Hurricanes crowd the Pacific: What Hawaii and California can expect

2 hours ago

Weather News

Staten Island man walks away after lightning strike caught on camera

23 hours ago

Severe Weather

Drenching severe storm train to shift southward in eastern U.S.

9 minutes ago

Hurricane

Rain from Edouard is not quite done over Texas

19 minutes ago

Weather Forecasts

Labor Day weekend: Showers, storms to surround central U.S. heat dome

2 hours ago

 More Stories

Featured Stories

Health

Chicago confirms first West Nile virus death of 2026

20 hours ago

Hurricane

Has a hurricane ever hit California?

19 hours ago

Recreation

Mother bear, cub rescued after becoming trapped in water tank

1 day ago

Astronomy

Scientists detect mysterious signal nearly 1 mile underground

1 day ago

Weather News

2 dead, 1 missing after Grand Canyon flash flood

2 days ago
World North America United States South Carolina Sumter

Weather Near Sumter:

  • Columbia, SC
  • Florence, SC
  • St. Andrews, SC
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...