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Tropical Storm Bertha makes second landfall near Texas-Louisiana border. Click for the latest. Chevron right

Johnston, SC

85°F
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Johnston

South Carolina

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Johnston, SC Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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July 23 - August 6

Thu 7/23

91° /73°
70%
Cloudy with a thunderstorm or two; humid; any thunderstorm can cause flash flooding and damaging winds

RealFeel®76°

Cloud Cover89%

WindE 5 mph

Wind Gusts10 mph

Hours of Precipitation1.5

Hours of Rain1.5

Fri 7/24

82° /72°
91%
Mostly cloudy and humid with a couple of showers and a heavy thunderstorm; thunderstorms can bring flash flooding and localized damaging wind gusts

RealFeel®95°

RealFeel Shade™90°

Max UV Index3.0 (Moderate)

WindWNW 5 mph

Hours of Precipitation2

Hours of Rain2

Sat 7/25

84° /73°
68%
Humid with some sun, then turning cloudy; a couple of showers and a thunderstorm in the afternoon

RealFeel®98°

RealFeel Shade™91°

Max UV Index6.0 (High)

WindNW 6 mph

Hours of Precipitation2

Hours of Rain2

Sun 7/26

90° /73°
55%
Partly sunny with a thunderstorm in parts of the area in the afternoon

RealFeel®105°

RealFeel Shade™95°

Max UV Index11.0 (Extreme)

WindNNW 4 mph

Hours of Precipitation1

Hours of Rain1

Mon 7/27

92° /72°
60%
A couple of morning showers; otherwise, partly sunny

RealFeel®106°

RealFeel Shade™97°

Max UV Index11.0 (Extreme)

WindNNE 5 mph

Hours of Precipitation0.5

Hours of Rain0.5

Tue 7/28

96° /74°
7%
Mostly sunny

RealFeel®108°

RealFeel Shade™100°

Max UV Index11.0 (Extreme)

WindWSW 6 mph

Wed 7/29

95° /72°
55%
Partly sunny and humid; a thunderstorm in spots in the afternoon

RealFeel®107°

RealFeel Shade™98°

Max UV Index11.0 (Extreme)

WindWSW 8 mph

Hours of Precipitation0.5

Hours of Rain0.5

Thu 7/30

92° /69°
1%
Mostly sunny and less humid

RealFeel®97°

RealFeel Shade™92°

Max UV Index11.0 (Extreme)

WindNE 7 mph

Fri 7/31

91° /70°
1%
Plenty of sun

RealFeel®98°

RealFeel Shade™95°

Max UV Index11.0 (Extreme)

WindENE 5 mph

Sat 8/1

90° /68°
4%
Shifting clouds and sun

RealFeel®102°

RealFeel Shade™101°

Max UV Index11.0 (Extreme)

WindE 4 mph

Sun 8/2

85° /69°
62%
Rain most of the time

RealFeel®95°

RealFeel Shade™87°

Max UV Index9.0 (Very High)

WindNE 1 mph

Hours of Precipitation4

Hours of Rain4

Mon 8/3

88° /68°
55%
Mostly cloudy with a little rain

RealFeel®99°

RealFeel Shade™95°

Max UV Index6.0 (High)

WindSSW 4 mph

Hours of Precipitation1.5

Hours of Rain1.5

Tue 8/4

87° /70°
61%
Cloudy; a little rain in the morning followed by a couple of thunderstorms in the afternoon

RealFeel®97°

RealFeel Shade™96°

Max UV Index2.0 (Low)

WindSW 6 mph

Hours of Precipitation2

Hours of Rain2

Wed 8/5

89° /72°
63%
A couple of showers in the morning; otherwise, cloudy

RealFeel®92°

RealFeel Shade™92°

Max UV Index3.0 (Moderate)

WindSW 6 mph

Hours of Precipitation1

Hours of Rain1

Thu 8/6

88° /71°
55%
Remaining cloudy with a thunderstorm in parts of the area

RealFeel®96°

RealFeel Shade™96°

Max UV Index3.0 (Moderate)

WindENE 4 mph

Hours of Precipitation2

Hours of Rain2

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World North America United States South Carolina Johnston

Weather Near Johnston:

  • Augusta, GA
  • Evans, GA
  • Martinez, GA
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