Hourly Weather Forecast - Hartsville, SC

12 AM
33°F
0%
5mph
SW
Clear
Humidity
69%
Feels like
28°F
Dew Point
24°F
1 AM
32°F
0%
5mph
SW
Clear
Humidity
69%
Feels like
28°F
Dew Point
24°F
2 AM
32°F
0%
5mph
SW
Clear
Humidity
71%
Feels like
27°F
Dew Point
24°F
3 AM
31°F
0%
5mph
SW
Mostly Clear
Humidity
74%
Feels like
26°F
Dew Point
24°F
4 AM
31°F
0%
5mph
SW
Mostly Clear
Humidity
72%
Feels like
25°F
Dew Point
22°F
5 AM
30°F
0%
5mph
SW
Mostly Clear
Humidity
72%
Feels like
25°F
Dew Point
22°F
6 AM
31°F
0%
5mph
SW
Clear
Humidity
68%
Feels like
25°F
Dew Point
21°F
7 AM
33°F
0%
5mph
SW
Clear
Humidity
66%
Feels like
27°F
Dew Point
23°F
7:20 AM
8 AM
36°F
0%
6mph
SW
Mostly Sunny
Humidity
59%
Feels like
32°F
Dew Point
24°F
9 AM
41°F
0%
6mph
SW
Partly Cloudy
Humidity
53%
Feels like
38°F
Dew Point
26°F
10 AM
46°F
0%
6mph
SW
Mostly Cloudy
Humidity
47%
Feels like
43°F
Dew Point
27°F
11 AM
50°F
0%
6mph
SW
Mostly Cloudy
Humidity
43%
Feels like
50°F
Dew Point
29°F
12 PM
54°F
0%
7mph
SW
Cloudy
Humidity
40%
Feels like
54°F
Dew Point
30°F
1 PM
56°F
0%
7mph
SW
Cloudy
Humidity
39%
Feels like
56°F
Dew Point
31°F
2 PM
57°F
0%
7mph
SW
Cloudy
Humidity
40%
Feels like
57°F
Dew Point
33°F
3 PM
56°F
0%
6mph
SW
Cloudy
Humidity
45%
Feels like
56°F
Dew Point
35°F
4 PM
53°F
0%
6mph
SW
Cloudy
Humidity
56%
Feels like
53°F
Dew Point
38°F
5 PM
50°F
0%
5mph
SW
Cloudy
Humidity
68%
Feels like
48°F
Dew Point
40°F
5:12 PM
6 PM
47°F
0%
5mph
SW
Cloudy
Humidity
75%
Feels like
45°F
Dew Point
40°F
7 PM
46°F
0%
4mph
SW
Cloudy
Humidity
79%
Feels like
44°F
Dew Point
40°F
8 PM
45°F
0%
4mph
SW
Cloudy
Humidity
80%
Feels like
43°F
Dew Point
39°F
9 PM
44°F
0%
4mph
SW
Cloudy
Humidity
86%
Feels like
42°F
Dew Point
40°F
10 PM
43°F
0%
3mph
SW
Cloudy
Humidity
89%
Feels like
41°F
Dew Point
40°F
11 PM
42°F
0%
3mph
SSW
Cloudy
Humidity
92%
Feels like
40°F
Dew Point
40°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Sunday Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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