Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Isaias: 300,000+ without power in Florida in wake of hurricane. Click for the latest. Chevron right
Dry weather brings a break for Isaias cleanup. Click for the latest forecast. Chevron right

Union, SC

69°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Union

South Carolina

69°
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
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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

7 PM

66°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 13%
Chevron down
Mostly cloudy

WindSW 8 mph

Air QualityExcellent

Wind Gusts18 mph

Humidity82%

Indoor Humidity77% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling11000 ft

8 PM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 8 mph

Air QualityExcellent

Wind Gusts18 mph

Humidity83%

Indoor Humidity78% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

65°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 8 mph

Air QualityExcellent

Wind Gusts16 mph

Humidity86%

Indoor Humidity77% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling14700 ft

10 PM

64°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 8 mph

Air QualityExcellent

Wind Gusts13 mph

Humidity88%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling14700 ft

11 PM

63°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Intermittent clouds

WindWSW 7 mph

Air QualityExcellent

Wind Gusts12 mph

Humidity89%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

Hourly Weather Forecast for Union

AccuWeather's hourly forecast for Union provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 66° with a RealFeel® of 63°, mostly cloudy with a 13% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Tuesday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Isaias made hurricane history before unleashing 116-mph winds, tornado...

7 hours ago

Hurricane

Family evacuates right before Isaias tears top floor off condo

10 hours ago

Hurricane

Hurricane Simon to bring destructive winds, flooding to Mexico

20 minutes ago

Hurricane

Dry weather aids Isaias cleanup as Northeast flood risk lingers

26 minutes ago

Hurricane

Rachel to drench southwestern US; flash flooding to threaten lives

13 minutes ago

 More Stories

Featured Stories

Winter Weather

Winter forecast 2026-2027: El Niño to reshape snow, cold across US

3 days ago

Weather News

Hilarious animal photos from this year’s Comedy Wildlife Awards

7 hours ago

Flash flood sweeps away 40 homes in Nepal weeks after disaster

7 hours ago 0:44

Astronomy

Margaret Hamilton, whose software helped land Apollo astronauts on the...

3 days ago

Climate

This island was home to the planet’s largest penguin colony. Here’s wh...

3 days 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

...

...

...