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Johns Island, SC

77°F
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Johns Island

South Carolina

77°
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Johns Island, 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
Tuesday, July 21

Day

7/21
92°Hi
RealFeel® 109°
Dangerous Heat
RealFeel Guide
Dangerous Heat
108° to 115°
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™ 101°
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
Mostly sunny and humid

Max UV Index11.0 (Extreme)

WindSSW 4 mph

Wind Gusts5 mph

Probability of Precipitation10%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover15%

Morning

Afternoon

Night

7/21
76°Lo
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Mainly clear and humid; a shower late

WindSE 6 mph

Wind Gusts9 mph

Probability of Precipitation60%

Probability of Thunderstorms17%

Precipitation0.08 in

Rain0.08 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover20%

Evening

Overnight

Sun & Moon

14 hrs 00 mins
Rise 6:27 AM
Set 8:27 PM
First Quarter
Rise 2:01 PM
Set 12:45 AM

Temperature History

7/21
High
Low
Forecast
92°
76°
Average
88°
77°
Last Year
100°
81°

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World North America United States South Carolina Johns Island

Weather Near Johns Island:

  • Charleston, SC
  • Mount Pleasant, SC
  • North Charleston, SC
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