Current Weather Forecast for Barnwell

SC 29812  |   3:19am

Weather Conditions

62°

Feels Like 62°

Clear

60° 89°

0

UV Index

Moderate

Air Quality

NW 0 mph

Wind

0 in

rain

Today

Thu 10/1

89°

Highest Temperature

3%

Mainly sunny. Hot. High 89F. Winds light and variable.

Tonight

Thu 10/1

66°

Lowest Temperature

21%

Clear to partly cloudy. Low 66F. Winds light and variable.

Tomorrow

Fri 10/2

89°

Highest Temperature

43%

Foggy early with showers developing later in the day. Hot. High 89F. Winds light and variable. Chance of rain 40%.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Barnwell

Hourly Weather Forecast & Temperature

4AM

3%

62°

Feels Like 62°

Clear

E 0 mph

Wind

1019 mb

Pressure

100%

Humidity

0

UV Index

6mi

Visibility

1%

Cloud Cover

5AM

3%

61°

Feels Like 61°

Clear

ESE 0 mph

Wind

1019 mb

Pressure

100%

Humidity

0

UV Index

6mi

Visibility

4%

Cloud Cover

6AM

3%

61°

Feels Like 61°

Clear

E 0 mph

Wind

1019 mb

Pressure

100%

Humidity

0

UV Index

6mi

Visibility

5%

Cloud Cover

7AM

3%

61°

Feels Like 61°

Clear

ENE 0 mph

Wind

1019 mb

Pressure

100%

Humidity

0

UV Index

6mi

Visibility

16%

Cloud Cover

8AM

3%

63°

Feels Like 63°

Mostly Sunny

NE 1 mph

Wind

1020 mb

Pressure

100%

Humidity

0

UV Index

5mi

Visibility

20%

Cloud Cover

9AM

2%

68°

Feels Like 68°

Mostly Sunny

NE 2 mph

Wind

1020 mb

Pressure

90%

Humidity

1

UV Index

10mi

Visibility

22%

Cloud Cover

10AM

2%

75°

Feels Like 75°

Sunny

NE 2 mph

Wind

1021 mb

Pressure

77%

Humidity

3

UV Index

10mi

Visibility

14%

Cloud Cover

11AM

1%

80°

Feels Like 83°

Sunny

E 3 mph

Wind

1021 mb

Pressure

63%

Humidity

5

UV Index

10mi

Visibility

0%

Cloud Cover

12PM

82°

Feels Like 85°

Sunny

E 4 mph

Wind

1021 mb

Pressure

51%

Humidity

7

UV Index

10mi

Visibility

2%

Cloud Cover

1PM

85°

Feels Like 86°

Sunny

E 3 mph

Wind

1020 mb

Pressure

45%

Humidity

8

UV Index

10mi

Visibility

2%

Cloud Cover

2PM

87°

Feels Like 88°

Sunny

ESE 3 mph

Wind

1019 mb

Pressure

41%

Humidity

7

UV Index

10mi

Visibility

2%

Cloud Cover

3PM

88°

Feels Like 89°

Sunny

E 3 mph

Wind

1018 mb

Pressure

40%

Humidity

6

UV Index

10mi

Visibility

2%

Cloud Cover

Thu 10/1

Thu

3%

60°

89°

Sunny. Highs in the upper 80s and lows in the mid 60s.

90°

Feels Like

E 4 mph

Wind

70%

Humidity

8

UV Index

7:19 AM

Sunrise

7:09 PM

Sunset

Fri 10/2

Fri

43%

66°

89°

Chance of afternoon showers. Highs in the upper 80s and lows in the low 70s.

93°

Feels Like

S 5 mph

Wind

72%

Humidity

7

UV Index

7:20 AM

Sunrise

7:08 PM

Sunset

Sat 10/3

Sat

58%

71°

84°

Scattered thunderstorms. Highs in the mid 80s and lows in the low 70s.

89°

Feels Like

SSE 4 mph

Wind

82%

Humidity

5

UV Index

7:21 AM

Sunrise

7:07 PM

Sunset

Sun 10/4

Sun

72%

69°

79°

Cloudy, periods of rain. Highs in the upper 70s and lows in the upper 60s.

84°

Feels Like

NNE 5 mph

Wind

87%

Humidity

3

UV Index

7:22 AM

Sunrise

7:05 PM

Sunset

Mon 10/5

Mon

54%

63°

77°

Showers possible. Highs in the upper 70s and lows in the upper 50s.

77°

Feels Like

NNE 8 mph

Wind

81%

Humidity

5

UV Index

7:22 AM

Sunrise

7:04 PM

Sunset

Tue 10/6

Tue

19%

57°

73°

Times of sun and clouds. Highs in the low 70s and lows in the low 50s.

73°

Feels Like

NE 13 mph

Wind

63%

Humidity

7

UV Index

7:23 AM

Sunrise

7:03 PM

Sunset

Wed 10/7

Wed

17%

51°

73°

Partly cloudy. Highs in the low 70s and lows in the low 50s.

73°

Feels Like

NE 11 mph

Wind

64%

Humidity

7

UV Index

7:24 AM

Sunrise

7:01 PM

Sunset

Thu 10/8

Thu

36%

53°

79°

Morning showers. Highs in the upper 70s and lows in the mid 50s.

79°

Feels Like

NE 9 mph

Wind

63%

Humidity

6

UV Index

7:24 AM

Sunrise

7:00 PM

Sunset

Plans up in the air? We'll help you weather-proof them. Get the FREE FOX Weather app.

Download the App

Looking for homes in this area?

• 82 Mallard Dr, Barnwell, SC 29812
• 1230 Seven Pines Rd, Barnwell, SC 29812
• 405 Govan Hwy, Barnwell, SC 29812

Sponsored by Redfin. Housing data supplied by Redfin independent of FOX Weather.

Latest Stories from South Carolina

These US beaches are home to some of America's most venomous snakes

Beachgoers may be watching for rip currents, rough surf or even sharks, but snakes aren’t the first thing that comes to mind when heading to the beach.

Persistent downpours trigger flood threat for drought-ridden Southeast through the weekend

Prolonged late-summer downpours and thunderstorms continue to hammer the Southeast, with high pressure funneling in tropical moisture and increasing the flood threat into the weekend.

Summer 2026 officially ranks as the hottest summer on record across the US

NOAA announced Wednesday that summer 2026 was the warmest summer on record for the Lower 48 in 132 years of record-keeping.

Several days of heavy rain and thunderstorms to persist across the Gulf Coast

The cold front moving across the Southeast this weekend is expected to stall near the Gulf Coast, fueling a prolonged period of heavy rain.

Load More Stories