Current Weather Forecast for Johns Island

SC 29455  |   4:35pm

Weather Conditions

85°

Feels Like 90°

Partly Cloudy

68° 88°

3

UV Index

Good

Air Quality

E 10 mph

Wind

0 in

rain

Tonight

Wed 9/16

67°

Lowest Temperature

6%

Mostly clear. Low 67F. Winds NE at 10 to 15 mph.

Tomorrow

Thu 9/17

89°

Highest Temperature

6%

Plentiful sunshine. High 89F. Winds ENE at 5 to 10 mph.

Tomorrow night

Thu 9/17

68°

Lowest Temperature

8%

A mostly clear sky. Low 68F. Winds NE at 5 to 10 mph.

Next 12 Hours Next 7 Days

Next 12 Hours Forecast in Johns Island

Hourly Weather Forecast & Temperature

5PM

85°

Feels Like 89°

Mostly Sunny

E 10 mph

Wind

1024 mb

Pressure

57%

Humidity

2

UV Index

10mi

Visibility

26%

Cloud Cover

6PM

2%

83°

Feels Like 87°

Sunny

E 10 mph

Wind

1024 mb

Pressure

60%

Humidity

1

UV Index

10mi

Visibility

12%

Cloud Cover

7PM

3%

80°

Feels Like 83°

Sunny

E 9 mph

Wind

1024 mb

Pressure

66%

Humidity

0

UV Index

10mi

Visibility

12%

Cloud Cover

8PM

1%

78°

Feels Like 78°

Mostly Clear

ENE 7 mph

Wind

1024 mb

Pressure

70%

Humidity

0

UV Index

10mi

Visibility

24%

Cloud Cover

9PM

1%

76°

Feels Like 76°

Clear

ENE 5 mph

Wind

1025 mb

Pressure

74%

Humidity

0

UV Index

10mi

Visibility

15%

Cloud Cover

10PM

1%

75°

Feels Like 75°

Clear

ENE 4 mph

Wind

1025 mb

Pressure

78%

Humidity

0

UV Index

10mi

Visibility

9%

Cloud Cover

11PM

2%

74°

Feels Like 74°

Clear

ENE 4 mph

Wind

1025 mb

Pressure

81%

Humidity

0

UV Index

10mi

Visibility

17%

Cloud Cover

12AM

4%

73°

Feels Like 74°

Mostly Clear

NE 3 mph

Wind

1025 mb

Pressure

84%

Humidity

0

UV Index

10mi

Visibility

22%

Cloud Cover

1AM

5%

72°

Feels Like 73°

Clear

NE 3 mph

Wind

1025 mb

Pressure

87%

Humidity

0

UV Index

10mi

Visibility

5%

Cloud Cover

2AM

5%

71°

Feels Like 73°

Clear

NNE 3 mph

Wind

1024 mb

Pressure

88%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

3AM

6%

70°

Feels Like 72°

Clear

NNE 3 mph

Wind

1024 mb

Pressure

89%

Humidity

0

UV Index

10mi

Visibility

7%

Cloud Cover

4AM

6%

69°

Feels Like 71°

Clear

NNE 3 mph

Wind

1024 mb

Pressure

90%

Humidity

0

UV Index

10mi

Visibility

10%

Cloud Cover

Wed 9/16

Wed

6%

68°

88°

Mainly clear. Lows overnight in the upper 60s.

90°

Feels Like

NE 10 mph

Wind

77%

Humidity

0

UV Index

7:04 AM

Sunrise

7:25 PM

Sunset

Thu 9/17

Thu

6%

67°

89°

Plenty of sun. Highs in the upper 80s and lows in the upper 60s.

90°

Feels Like

ENE 8 mph

Wind

61%

Humidity

9

UV Index

7:05 AM

Sunrise

7:24 PM

Sunset

Fri 9/18

Fri

8%

68°

92°

Sunny. Highs in the low 90s and lows in the low 70s.

96°

Feels Like

NE 7 mph

Wind

62%

Humidity

8

UV Index

7:06 AM

Sunrise

7:22 PM

Sunset

Sat 9/19

Sat

54%

72°

90°

Showers and thunderstorms late. Highs in the low 90s and lows in the low 70s.

98°

Feels Like

ENE 7 mph

Wind

71%

Humidity

8

UV Index

7:06 AM

Sunrise

7:21 PM

Sunset

Sun 9/20

Sun

58%

72°

88°

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

95°

Feels Like

ENE 6 mph

Wind

76%

Humidity

8

UV Index

7:07 AM

Sunrise

7:19 PM

Sunset

Mon 9/21

Mon

36%

72°

88°

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

95°

Feels Like

ENE 7 mph

Wind

78%

Humidity

5

UV Index

7:08 AM

Sunrise

7:18 PM

Sunset

Tue 9/22

Tue

74%

73°

84°

Thunderstorms. Highs in the mid 80s and lows in the low 70s.

91°

Feels Like

NE 8 mph

Wind

82%

Humidity

5

UV Index

7:08 AM

Sunrise

7:17 PM

Sunset

Wed 9/23

Wed

60%

70°

82°

Scattered thunderstorms. Highs in the low 80s and lows in the upper 60s.

87°

Feels Like

NE 11 mph

Wind

85%

Humidity

5

UV Index

7:09 AM

Sunrise

7:15 PM

Sunset

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

Download the App

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.

17 mins ago

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