Hourly Weather Forecast - Sumter, SC

12 AM
46°F
0%
6mph
WSW
Mostly Cloudy
Humidity
77%
Feels like
43°F
Dew Point
40°F
1 AM
46°F
0%
6mph
WSW
Partly Cloudy
Humidity
78%
Feels like
43°F
Dew Point
40°F
2 AM
45°F
0%
6mph
WSW
Partly Cloudy
Humidity
80%
Feels like
42°F
Dew Point
39°F
3 AM
44°F
10%
5mph
WSW
Partly Cloudy
Humidity
81%
Feels like
41°F
Dew Point
38°F
4 AM
43°F
10%
4mph
WSW
Partly Cloudy
Humidity
82%
Feels like
40°F
Dew Point
38°F
5 AM
42°F
10%
4mph
WSW
Mostly Cloudy
Humidity
84%
Feels like
40°F
Dew Point
37°F
6 AM
42°F
20%
3mph
WSW
Mostly Cloudy
Humidity
85%
Feels like
42°F
Dew Point
37°F
7 AM
42°F
20%
2mph
W
Cloudy
Humidity
86%
Feels like
42°F
Dew Point
38°F
7:16 AM
8 AM
43°F
30%
2mph
W
30% Chance of Light Rain
Humidity
82%
Feels like
43°F
Dew Point
38°F
9 AM
45°F
30%
2mph
W
30% Chance of Light Rain
Humidity
74%
Feels like
45°F
Dew Point
38°F
10 AM
48°F
20%
3mph
WSW
Mostly Cloudy
Humidity
63%
Feels like
48°F
Dew Point
36°F
11 AM
50°F
10%
3mph
WSW
Partly Cloudy
Humidity
57%
Feels like
50°F
Dew Point
36°F
12 PM
52°F
10%
3mph
WSW
Partly Cloudy
Humidity
53%
Feels like
52°F
Dew Point
36°F
1 PM
53°F
10%
4mph
WSW
Partly Cloudy
Humidity
51%
Feels like
53°F
Dew Point
35°F
2 PM
53°F
10%
4mph
WSW
Partly Cloudy
Humidity
49%
Feels like
53°F
Dew Point
35°F
3 PM
53°F
10%
4mph
WSW
Partly Cloudy
Humidity
48%
Feels like
53°F
Dew Point
34°F
4 PM
52°F
10%
4mph
WSW
Mostly Sunny
Humidity
51%
Feels like
52°F
Dew Point
34°F
5 PM
50°F
10%
4mph
WSW
Mostly Sunny
Humidity
56%
Feels like
49°F
Dew Point
34°F
5:12 PM
6 PM
47°F
10%
3mph
WSW
Mostly Clear
Humidity
60%
Feels like
46°F
Dew Point
34°F
7 PM
44°F
10%
3mph
WSW
Clear
Humidity
63%
Feels like
44°F
Dew Point
33°F
8 PM
43°F
10%
3mph
SW
Clear
Humidity
66%
Feels like
43°F
Dew Point
32°F
9 PM
41°F
10%
3mph
SW
Clear
Humidity
70%
Feels like
41°F
Dew Point
32°F
10 PM
40°F
10%
3mph
SW
Clear
Humidity
74%
Feels like
40°F
Dew Point
32°F

Snowfall Forecast Through Saturday

Snowfall to Pack Slopes in the Rockies

Hefty snowpack additions are expected into the weekend for the Cascades and northern Rockies.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Image courtesy of PeakPX.

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Today's National Outlook

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Snow & Ski Forecast

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