Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Rounds of storms expected in East, Midwest and Rockies. See when storms will arrive. Chevron right

Union, SC

77°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Union

South Carolina

77°
No results found.
Try searching for a city, zip code or point of interest.
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
Union, 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

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

May 13 - May 27

Wed 5/13

78° /55°
3%
Sunshine mixing with clouds and pleasant

RealFeel®88°

RealFeel Shade™76°

Max UV Index11.0 (Extreme)

WindWSW 4 mph

Thu 5/14

73° /45°
0%
Pleasant with plenty of sunshine

RealFeel®77°

RealFeel Shade™70°

Max UV Index11.0 (Extreme)

WindNW 9 mph

Fri 5/15

78° /54°
0%
Pleasant with plenty of sunshine

RealFeel®84°

RealFeel Shade™75°

Max UV Index11.0 (Extreme)

WindWSW 5 mph

Sat 5/16

88° /60°
9%
Warmer with plenty of sunshine

RealFeel®91°

RealFeel Shade™85°

Max UV Index11.0 (Extreme)

WindSSW 8 mph

Sun 5/17

87° /65°
25%
Warm with clouds and sun

RealFeel®89°

RealFeel Shade™85°

Max UV Index6.0 (High)

WindSSW 6 mph

Mon 5/18

89° /63°
24%
Mostly sunny and warm

RealFeel®95°

RealFeel Shade™86°

Max UV Index11.0 (Extreme)

WindS 6 mph

Tue 5/19

88° /65°
25%
Mostly sunny and warm

RealFeel®93°

RealFeel Shade™87°

Max UV Index11.0 (Extreme)

WindSSE 6 mph

Wed 5/20

87° /63°
67%
Remaining warm with sun and some clouds; a couple of afternoon showers

RealFeel®93°

RealFeel Shade™90°

Max UV Index11.0 (Extreme)

WindSW 7 mph

Hours of Precipitation1

Hours of Rain1

Thu 5/21

83° /62°
82%
Considerable cloudiness with rain and a thunderstorm in the afternoon

RealFeel®91°

RealFeel Shade™91°

Max UV Index8.0 (Very High)

WindSW 5 mph

Hours of Precipitation4

Hours of Rain4

Fri 5/22

81° /61°
59%
Considerable cloudiness; a morning shower in spots followed by occasional rain and a thunderstorm in the afternoon

RealFeel®78°

RealFeel Shade™78°

Max UV Index3.0 (Moderate)

WindNE 8 mph

Hours of Precipitation2

Hours of Rain2

Sat 5/23

80° /59°
25%
Partly sunny and humid

RealFeel®91°

RealFeel Shade™84°

Max UV Index11.0 (Extreme)

WindNE 5 mph

Sun 5/24

79° /58°
25%
Partly sunny and humid

RealFeel®89°

RealFeel Shade™85°

Max UV Index11.0 (Extreme)

WindENE 4 mph

Mon 5/25

80° /60°
25%
Partly sunny and humid

RealFeel®95°

RealFeel Shade™90°

Max UV Index11.0 (Extreme)

WindSE 1 mph

Tue 5/26

79° /58°
10%
Humid with abundant sunshine

RealFeel®93°

RealFeel Shade™84°

Max UV Index11.0 (Extreme)

WindS 5 mph

Wed 5/27

85° /63°
25%
Humid with decreasing clouds

RealFeel®91°

RealFeel Shade™86°

Max UV Index8.0 (Very High)

WindWSW 9 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Storms to bring lightning, strong wind gusts from East to Rockies

41 minutes ago

Recreation

Pregnant hiker, dogs rescued from heat on Florida trail

4 hours ago

Weather Forecasts

Sudden summer weather on the way for Midwest, East next week

11 hours ago

Weather News

11 rescued after small plane crashes off South Florida

8 hours ago

Weather Forecasts

Storm to bring needed rain to New England, help drought improve

3 hours ago

 More Stories

Featured Stories

Weather News

Here's how New York residents can get free A/C this summer

1 hour ago

Recreation

Brain-eating amoeba found in hot springs at 3 National Parks: study

1 day ago

Recreation

Everest’s brief spring weather window brings a rush to the summit

1 day ago

Recreation

1st fatal bear attack since 1998 reported in Glacier National Park

2 days ago

Astronomy

Curiosity rover got a rock stuck to its drill on Mars, and NASA had to...

1 day ago
World North America United States South Carolina Union

Weather Near Union:

  • Asheville, NC
  • Greenville, SC
  • Spartanburg, 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

...

...

...