National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Florence - Florence Regional Airport (KFLO)

Lat: 34.19°NLon: 79.73°WElev: 146ft.

Fair

67°F

19°C

Humidity 91%
Wind Speed Calm
Barometer 29.93 in (1013.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 21 Jun 5:53 am EDT
Extended Forecast for

Hartsville SC

  • Today

    Today: Sunny, with a high near 93. Calm wind becoming south around 6 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. Light south wind.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 101. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 75. Southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. West wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 93. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 73. Light south wind.
Monday
Sunny, with a high near 94. Heat index values as high as 101. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Monday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 75. Southwest wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. West wind 7 to 9 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hartsville SC
 34.37°N 80.1°W (Elev. 197 ft)
Last Update:
6:02 am EDT Jun 21, 2026
Forecast Valid:
7am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation