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January 20th, 2026 :: 4:39 pm EST   

Local Weather Report for
Barnwell
South Carolina, United States

 Current Barnwell Weather Conditions Updated January 20th at 3:55 pm 
Temperature:54°F Dew Point:-0°F
Barometer:30.39 inHg Wind:N 13 Mph
Humidity:9.4% Visibility:0M
 
 Barnwell Weather Forecast Summary  
 
Today
Jan 20th
Wednesday
Jan 21st
Thursday
Jan 22nd
Friday
Jan 23rd
Saturday
Jan 24th
Cloudy Cloudy Cloudy Cloudy Mix of rain and snow
50°F
56°F
33°F
64°F
43°F
65°F
44°F
40°F
25°F
 
 Barnwell Detailed Weather Forecast  
 
Tuesday, January 20th, 2026
Evening Temperature: 37°F
A mix of cloudy and clear skies.
Wednesday, January 21st, 2026
Overnight Temperature: 33°F
A mix of clear and cloudy skies.
Morning Temperature: 51°F
Cloudy.
Afternoon Temperature: 53°F
Cloudy.
Evening Temperature: 47°F
Cloudy.
Thursday, January 22nd, 2026
Overnight Temperature: 45°F
Cloudy.
Morning Temperature: 57°F
Cloudy.
Afternoon Temperature: 59°F
Sunny.
Evening Temperature: 50°F
Clear.
Friday, January 23rd, 2026
Overnight Temperature: 49°F
Cloudy.
Morning Temperature: 62°F
Cloudy.
Afternoon Temperature: 57°F
Cloudy.
Evening Temperature: 46°F
Cloudy with a slight chance of showers. Windy at times.
Saturday, January 24th, 2026
Overnight Temperature: 39°F
Cloudy. Windy at times.
Morning Temperature: 32°F
Cloudy with flurries or showers likely. Risk of freezing rain. Windy at times.
Afternoon Temperature: 27°F
Cloudy with a chance of flurries or freezing rain showers. Windy at times.
Evening Temperature: 25°F
Cloudy with a slight chance of flurries. Windy at times.
Sunday, January 25th, 2026
Overnight Temperature: 25°F
Cloudy with a chance of flurries. Windy at times.
Morning Temperature: 30°F
Cloudy with a few flurries or freezing rain showers.
Afternoon Temperature: 31°F
Cloudy with a chance of flurries or showers.
Evening Temperature: 31°F
Cloudy with a few flurries or freezing rain showers.
Monday, January 26th, 2026
Overnight Temperature: 30°F
Cloudy with flurries or showers likely. Windy at times.
Morning Temperature: 30°F
Cloudy. Windy at times.
Afternoon Temperature: 28°F
Cloudy.
Evening Temperature: 21°F
Cloudy.
Tuesday, January 27th, 2026
Overnight Temperature: 11°F
A mix of cloudy and clear skies.
Morning Temperature: 30°F
Sunny with cloudy periods.
Afternoon Temperature: 33°F
A mix of cloud and sun.
Evening Temperature: 28°F
Cloudy.
Wednesday, January 28th, 2026
Overnight Temperature: 27°F
Cloudy.
Morning Temperature: 38°F
A mix of cloud and sun.
Afternoon Temperature: 39°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 35°F
Clear with cloudy periods.





 

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This WeatherCity Weather Forecast for Barnwell, South Carolina, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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