Johns Island, SC

Weather

As ofJun 30, 2026 9:05 PM

Current Temperature

81degrees Fahrenheit

Feels like:86°

Hi:92°Lo:75°

Clear

Johns Island, SC weather radar map

Windchill: 86°
Daily Rain: 0"
Dew point: 74°
Monthly Rain: 3.5"
Humidity: 81%
Avg. Wind: SSE 0 mph
Pressure: 30.07" →
Wind Gust: S 1 mph
Sunrise: 6:15 AM
Moon: Waning Gibbous
Sunset: 8:32 PM
UV Index: 10 (Very High)

Tonight
Lo
Mostly clear. Lows in the mid 70s. East winds 10 to 15 mph.
Tomorrow
Hi
Mostly sunny. Highs in the lower 90s except in the upper 80s near the coast. Northeast winds 10 to 15 mph.

Johns Island, SC 10-day weather forecast

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Air Quality Index: 25|Fair
Top Triggers:: pm25

View Today's Air Quality details for Johns Island, SC

Pollen Count: 3.6|Low-Medium
Predominant Pollen:: Grass, Plantain

Johns Island, SC Pollen forecast details

Closest strike in the last 30 minutes:200.3 miles

No Lightning Nearby

Johns Island, SC real-time lightning alerts & live Map

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