Johnston, SC

Weather

As of
Current Temperature

74degrees Fahrenheit

Feels like:74°

Hi:95°Lo:73°

Sunny

Live Weather Radar

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Johnston, SC weather radar map

Current Weather Details

Windchill
74°
Daily Rain
0"
Dew point
69°
Monthly Rain
0"
Humidity
84%
Avg. Wind
W 0 mph
Pressure
30.05"
Wind Gust
3 mph
Sunrise
7:02 AM
Moon
Waning Gibbous
Sunset
7:50 PM
UV Index
9 (Very High)

Weather Forecast

  • Today

    Hi

    Sunny. Highs in the upper 90s. Light and variable winds, becoming east around 5 mph this afternoon.

  • Tonight

    Lo

    Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph.

Johnston, SC 10-day weather forecast

AIR QUALITY

Air Quality Index
25|Fair
Top Triggers:
pm25
View Today's Air Quality details for Johnston, SC

POLLEN COUNT & ALLERGY FORECAST

Pollen Count
9.1|Medium-High
Predominant Pollen:
Ragweed, Grass, Chenopods
Johnston, SC Pollen forecast details

LIGHTNING MAP

Closest strike in the last 30 minutes:358.4 miles

No Lightning Nearby

Johnston, SC real-time lightning alerts & live Map