Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Newsletters
  • Advertising
  • Superior Accuracy™
Thunderstorms continue to threaten Plains, Southeast through midweek. Click for details Chevron right

Sumter, SC

89°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Sumter

South Carolina

89°
No results found.
Try searching for a city, zip code or point of interest.
settings
Sumter, SC Weather
Today WinterCast Local {stormName} Tracker Hourly Daily 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

Newsletters

Advertising

Superior Accuracy™

Video

Winter Center

Today

Hourly

Daily Radar MinuteCast Monthly Air Quality Health & Activities

2 PM

92°
RealFeel® 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Mostly cloudy

RealFeel Shade™94°

WindSW 8 mph

Air QualityFair

Max UV Index6 (High)

Wind Gusts18 mph

Humidity49%

Indoor Humidity49% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover77%

Visibility10 mi

Cloud Ceiling16000 ft

3 PM

89°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

RealFeel Shade™90°

WindSW 10 mph

Air QualityFair

Max UV Index6 (High)

Wind Gusts22 mph

Humidity52%

Indoor Humidity52% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover67%

Visibility10 mi

Cloud Ceiling20000 ft

4 PM

86°
RealFeel® 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 6%
Chevron down
Intermittent clouds

RealFeel Shade™88°

WindSW 12 mph

Air QualityFair

Max UV Index3 (Moderate)

Wind Gusts25 mph

Humidity59%

Indoor Humidity59% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling9600 ft

5 PM

84°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 5%
Chevron down
Intermittent clouds

RealFeel Shade™86°

WindSW 12 mph

Air QualityFair

Max UV Index2 (Low)

Wind Gusts28 mph

Humidity64%

Indoor Humidity64% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling7100 ft

6 PM

82°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 5%
Chevron down
Mostly cloudy

RealFeel Shade™86°

WindSSW 10 mph

Air QualityFair

Max UV Index1 (Low)

Wind Gusts23 mph

Humidity68%

Indoor Humidity68% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover78%

Visibility10 mi

Cloud Ceiling9600 ft

7 PM

80°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 8%
Chevron down
Cloudy

RealFeel Shade™83°

WindSSW 9 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts20 mph

Humidity74%

Indoor Humidity74% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling12100 ft

8 PM

79°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

RealFeel Shade™82°

WindSSW 8 mph

Air QualityFair

Max UV Index0 (Low)

Wind Gusts18 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSSW 7 mph

Air QualityFair

Wind Gusts17 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

10 PM

77°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

WindSSW 6 mph

Air QualityExcellent

Wind Gusts15 mph

Humidity85%

Indoor Humidity85% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

77°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 19%
Chevron down
Mostly cloudy

WindSSW 6 mph

Air QualityExcellent

Wind Gusts14 mph

Humidity86%

Indoor Humidity86% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Wednesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe thunderstorms to target Plains, Southeast through midweek

5 hours ago

Massive cone tornado swirls near Texas-Oklahoma border

20 hours ago 0:30

Weather Forecasts

Warm, drier stretch of weather coming to the Northeast

1 hour ago

Astronomy

Strawberry moon to delight stargazers ahead of summer solstice

6 hours ago

Hurricane

Barbara becomes first hurricane of 2025 season

1 hour ago

More Stories

Featured Stories

Astronomy

SpaceX rocket debris litters Mexico beach, threatens environment

3 hours ago

Weather News

Maritime mystery solved after shipwreck discovered off UK coast

1 day ago

Health

Salmonella outbreak linked to eggs sickens people in 7 states

1 day ago

Astronomy

'Zero shadow day' makes photos look like AI

3 days ago

Astronomy

Surprising study found hints of biological activity on distant planet

1 day 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 RealFeel® and RealFeel Shade™ 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 RealFeel® and RealFeel Shade™ 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
© 2025 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

...

...

...