Hartsville, SC

Weather

As ofJul 06, 2026 1:06 PM

Current Temperature

93degrees Fahrenheit

Feels like:103°

Hi:93°Lo:73°

Mostly Sunny

Hartsville, SC weather radar map

Windchill: 103°
Daily Rain: 0"
Dew point: 73°
Monthly Rain: 0"
Humidity: 53%
Avg. Wind: N 0 mph
Pressure: 29.97" →
Wind Gust: 8 mph
Sunrise: 6:13 AM
Moon: Waning Gibbous
Sunset: 8:35 PM
UV Index: 10 (Very High)

Today
Hi
Sunny. A chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 106.
Tonight
Lo
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 40 percent.

Hartsville, SC 10-day weather forecast

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Air Quality Index: 37|Fair
Top Triggers:: pm25

View Today's Air Quality details for Hartsville, SC

Pollen Count: 3.5|Low-Medium
Predominant Pollen:: Grass, Plantain

Hartsville, SC Pollen forecast details

Closest strike in the last 30 minutes:18.0 miles

Storms Approaching

Hartsville, SC real-time lightning alerts & live Map

Today's Severe Weather Outlook

Slow-Moving Disturbance Set to Soak Northeast

Periods of rain and embedded thunderstorms will occur across parts of southern New England into the northern Mid-Atlantic today into Tuesday. Some of the rain will be heavy at times and could lead to localized flooding concerns.

Today's Weather Outlook

Today's Weather Outlook

Drought Monitor for July 2, 2026

Stormy, Soggy Summertime Leads to Widespread Drought Improvements

This house is flooded by the Cross Lake near Shreveport, La. Submitted by WeatherBug user Mary Nash on March 9, 2016.

Flood Safety Tips

Dry and cracking mud (Wikimedia Commons)

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Young bearded man using electric fan at home. (EugeneEdge via Shutterstock)

How to Stay Cool When There's No A.C.

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