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Union, South Carolina Weather Forecast
Union, South Carolina Weather
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Weather Forecast for Union, South Carolina : Newberry County
Issued: 11:25 am EST Dec 16, 2025 Latitude: 34.2684746 Longitude: -81.532049 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Mostly Clear on Tonight Partly Sunny on Wednesday 70% chance of rain on Thursday Sunny on Friday Sunny on Saturday Sunny on Sunday Mostly Sunny on Monday
High: 54°F Low: 30°F High: 57°F High: 60°F High: 55°F High: 57°F High: 63°F High: 59°F
Low: 40°F Low: 46°F Low: 30°F Low: 37°F Low: 38°F  
Sunny Mostly Clear Partly Sunny Rain Sunny Sunny Sunny Mostly Sunny
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Current Conditions at
COLUMBIA METROPOLITAN - (KCAE)
55°
Clear
as of 12:56 PM EST
Rel. Humidity: 15%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
GREENWOOD - (KGRD)
57°
Clear
as of 12:56 PM EST
Rel. Humidity: 12%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 22 MPH
250° West
Cloud Level(s): Clear
Current Conditions at
COLUMBIA-OWENS ARPT - (KCUB)
54°
Clear
as of 12:53 PM EST
Rel. Humidity: 18%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
5 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
MCENTIRE ANGB - (KMMT)
61°
Clear
as of 12:55 PM EST
Rel. Humidity: 12%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
5 MPH
180° South
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 54. Southwest wind around 6 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 30. Southwest wind 3 to 5 mph.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 57. Southwest wind 5 to 8 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 40. Calm wind.
70% chance of rain Thursday Thursday... Rain likely. Cloudy, with a high near 60. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain Thursday Night Thursday Night... Rain. Low around 46. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunny on Friday Friday... Sunny, with a high near 55.
Clear on Friday Night Friday Night... Clear, with a low around 30.
Sunny on Saturday Saturday... Sunny, with a high near 57.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 37.
Sunny on Sunday Sunday... Sunny, with a high near 63.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 38.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 59.
Current Radar Image


Sun Almanac for Union, South Carolina
Sunrise: 07:26 AM
Sunset: 5:18 PM
Civil Sunrise:06:58 AM
Civil Sunset: 5:46 PM
Nautical Sunrise: 06:27 AM
Nautical Sunset: 6:17 PM
Astro Sunrise: 05:56 AM
Astro Sunset: 6:48 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.