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Johnston, SC

84°F
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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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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, June 21

Day

6/21
89°Hi
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Some sun with a thunderstorm possible; humid

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™6 (Medium)

WindNE 8 mph

Wind Gusts38 mph

Probability of Precipitation30%

Probability of Thunderstorms18%

Precipitation0.00 in

Cloud Cover70%

Morning

Afternoon

Night

6/21
70°Lo
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
A thunderstorm in spots in the evening; otherwise, rather cloudy and humid

WindWNW 7 mph

Wind Gusts27 mph

Probability of Precipitation55%

Probability of Thunderstorms33%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover81%

Evening

Overnight

Sun & Moon

14 hrs 25 mins
Rise 6:17 AM
Set 8:42 PM
First Quarter
Rise 1:22 PM
Set 1:26 AM

Temperature History

6/21
High
Low
Forecast
89°
70°
Average
91°
68°
Last Year
92°
70°

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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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