Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
More than 10 feet of snow to bury California mountains into next week. Get the forecast. Chevron right
Snowstorm risk on the rise for the Northeast this weekend, including NYC. Get the snow forecast. Chevron right

Union, SC

66°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Union

South Carolina

66°
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 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

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly

Daily

 Radar MinuteCast® Monthly Air Quality Health & Activities

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

February 18 - March 19

Wed 2/18

66° /56°
0%
Breezy this morning; otherwise, pleasant with some sun, then turning cloudy

RealFeel®66°

RealFeel Shade™63°

Max UV Index2.0 (Low)

WindSW 9 mph

Thu 2/19

72° /61°
49%
Rather cloudy with a brief shower in the afternoon

RealFeel®70°

RealFeel Shade™69°

Max UV Index1.0 (Low)

WindSW 8 mph

Fri 2/20

77° /53°
84%
Very warm with a couple of showers; cloudy and breezy in the morning, then times of sun and clouds in the afternoon

RealFeel®75°

RealFeel Shade™75°

Max UV Index3.0 (Moderate)

WindSW 12 mph

Sat 2/21

66° /49°
91%
Not as warm with occasional rain

RealFeel®66°

RealFeel Shade™64°

Max UV Index1.0 (Low)

WindNE 5 mph

Sun 2/22

54° /28°
60%
A couple of showers in the morning, then becoming breezy; cooler

RealFeel®56°

RealFeel Shade™50°

Max UV Index4.0 (Moderate)

WindNNW 10 mph

Mon 2/23

45° /24°
2%
Breezy in the morning; otherwise, partly sunny and chilly

RealFeel®41°

RealFeel Shade™38°

Max UV Index4.0 (Moderate)

WindNNW 13 mph

Tue 2/24

50° /30°
5%
Partly sunny and chilly

RealFeel®52°

RealFeel Shade™49°

Max UV Index4.0 (Moderate)

WindNNE 7 mph

Wed 2/25

55° /41°
4%
Cloudy

RealFeel®53°

RealFeel Shade™53°

Max UV Index1.0 (Low)

WindS 6 mph

Thu 2/26

62° /49°
49%
Cloudy with a touch of rain in the afternoon

RealFeel®60°

RealFeel Shade™60°

Max UV Index1.0 (Low)

WindSW 6 mph

Fri 2/27

69° /45°
2%
Mostly cloudy

RealFeel®69°

RealFeel Shade™66°

Max UV Index2.0 (Low)

WindENE 5 mph

Sat 2/28

65° /45°
0%
Plenty of sunshine

RealFeel®71°

RealFeel Shade™66°

Max UV Index5.0 (Moderate)

WindE 4 mph

Sun 3/1

64° /42°
0%
Mostly sunny

RealFeel®71°

RealFeel Shade™65°

Max UV Index5.0 (Moderate)

WindSW 4 mph

Mon 3/2

66° /39°
2%
Times of clouds and sun

RealFeel®66°

RealFeel Shade™63°

Max UV Index4.0 (Moderate)

WindSSW 8 mph

Tue 3/3

67° /34°
20%
Times of clouds and sun

RealFeel®65°

RealFeel Shade™64°

Max UV Index4.0 (Moderate)

WindWSW 7 mph

Wed 3/4

66° /41°
20%
Partly sunny

RealFeel®65°

RealFeel Shade™63°

Max UV Index5.0 (Moderate)

WindWSW 8 mph

Thu 3/5

67° /42°
25%
Cloudy

RealFeel®65°

RealFeel Shade™65°

Max UV Index1.0 (Low)

WindSW 9 mph

Fri 3/6

67° /42°
25%
Sun followed by increasing clouds

RealFeel®66°

RealFeel Shade™66°

Max UV Index4.0 (Moderate)

WindN 5 mph

Sat 3/7

66° /43°
25%
Some sun, then increasing clouds

RealFeel®64°

RealFeel Shade™64°

Max UV Index3.0 (Moderate)

WindS 9 mph

Sun 3/8

65° /42°
68%
Rain

RealFeel®59°

RealFeel Shade™59°

Max UV Index1.0 (Low)

WindS 14 mph

Mon 3/9

62° /31°
25%
Mostly cloudy

RealFeel®59°

RealFeel Shade™59°

Max UV Index2.0 (Low)

WindW 13 mph

Tue 3/10

54° /30°
20%
Sun and some clouds

RealFeel®54°

RealFeel Shade™49°

Max UV Index5.0 (Moderate)

WindWNW 8 mph

Wed 3/11

55° /31°
20%
Sun and some clouds

RealFeel®62°

RealFeel Shade™56°

Max UV Index5.0 (Moderate)

WindW 2 mph

Thu 3/12

61° /36°
25%
Sunshine and some clouds

RealFeel®67°

RealFeel Shade™61°

Max UV Index4.0 (Moderate)

WindS 4 mph

Fri 3/13

66° /39°
20%
Partly sunny

RealFeel®72°

RealFeel Shade™64°

Max UV Index6.0 (High)

WindS 5 mph

Sat 3/14

66° /42°
80%
Mostly cloudy; rain in the morning followed by a thunderstorm in the afternoon

RealFeel®64°

RealFeel Shade™63°

Max UV Index1.0 (Low)

WindS 10 mph

Sun 3/15

61° /41°
56%
Cloudy; a couple of showers in the morning followed by a little rain in the afternoon

RealFeel®59°

RealFeel Shade™59°

Max UV Index1.0 (Low)

WindWNW 7 mph

Mon 3/16

58° /43°
25%
Times of clouds and sun

RealFeel®57°

RealFeel Shade™54°

Max UV Index6.0 (High)

WindN 10 mph

Tue 3/17

67° /42°
25%
Turning cloudy

RealFeel®65°

RealFeel Shade™65°

Max UV Index3.0 (Moderate)

WindNNE 6 mph

Wed 3/18

66° /43°
25%
Increasing amounts of sun

RealFeel®67°

RealFeel Shade™64°

Max UV Index2.0 (Low)

WindENE 7 mph

Thu 3/19

65° /44°
25%
Periods of clouds and sunshine

RealFeel®65°

RealFeel Shade™65°

Max UV Index3.0 (Moderate)

WindNE 6 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

155,000-acre wildfire explodes across Oklahoma, Kansas

1 hour ago

Severe Weather

Severe weather to focus on Ohio Valley states

2 hours ago

Winter Weather

Weekend snowstorm risk in Northeast hinges on storm track, cold air

17 minutes ago

Weather Forecasts

Wildfire season to ramp up early as drought covers over 40% of the US

2 hours ago

Winter Weather

More than 10 feet of snow to bury California mountains into next week

1 hour ago

 More Stories

Featured Stories

Winter Weather

9 backcountry skiers missing after California avalanche

3 hours ago

Climate

Winter is getting shorter across nearly 200 U.S. cities

22 hours ago

Winter Weather

‘Pothole season’ is here as winter takes its toll on roads in the East

22 hours ago

Weather News

Shipwreck missing since 1872 discovered at bottom of Lake Michigan

1 day ago

Sports

Why skiing will forever be the most glamorous sport

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

...

...

...