Hourly Weather Forecast - Sumter, SC

12 AM
55°F
0%
5mph
SW
Foggy
Humidity
99%
Feels like
55°F
Dew Point
55°F
1 AM
55°F
0%
5mph
SW
Foggy
Humidity
99%
Feels like
55°F
Dew Point
55°F
2 AM
55°F
0%
5mph
SW
Foggy
Humidity
99%
Feels like
55°F
Dew Point
55°F
3 AM
55°F
0%
5mph
SW
Hazy
Humidity
98%
Feels like
55°F
Dew Point
54°F
4 AM
55°F
0%
5mph
WSW
Partly Cloudy
Humidity
97%
Feels like
55°F
Dew Point
54°F
5 AM
55°F
0%
5mph
WSW
Partly Cloudy
Humidity
98%
Feels like
55°F
Dew Point
54°F
6 AM
55°F
0%
5mph
SW
Partly Cloudy
Humidity
97%
Feels like
55°F
Dew Point
54°F
7 AM
55°F
0%
5mph
SW
Partly Cloudy
Humidity
95%
Feels like
55°F
Dew Point
54°F
7:24 AM
8 AM
57°F
0%
5mph
WSW
Partly Cloudy
Humidity
91%
Feels like
57°F
Dew Point
55°F
9 AM
60°F
0%
6mph
WSW
Partly Cloudy
Humidity
85%
Feels like
60°F
Dew Point
56°F
10 AM
64°F
0%
7mph
WSW
Partly Cloudy
Humidity
78%
Feels like
64°F
Dew Point
57°F
11 AM
67°F
0%
8mph
WSW
Partly Cloudy
Humidity
72%
Feels like
67°F
Dew Point
58°F
12 PM
70°F
0%
9mph
WSW
Partly Cloudy
Humidity
67%
Feels like
70°F
Dew Point
59°F
1 PM
72°F
0%
9mph
WSW
Partly Cloudy
Humidity
64%
Feels like
72°F
Dew Point
59°F
2 PM
73°F
0%
9mph
WSW
Partly Cloudy
Humidity
63%
Feels like
73°F
Dew Point
60°F
3 PM
73°F
0%
9mph
WSW
Partly Cloudy
Humidity
64%
Feels like
73°F
Dew Point
60°F
4 PM
72°F
30%
8mph
WSW
30% Chance Rain Showers
Humidity
67%
Feels like
72°F
Dew Point
60°F
5 PM
69°F
30%
7mph
WSW
30% Chance Rain Showers
Humidity
72%
Feels like
69°F
Dew Point
60°F
5:19 PM
6 PM
67°F
30%
6mph
WSW
30% Chance Rain Showers
Humidity
77%
Feels like
67°F
Dew Point
60°F
7 PM
66°F
30%
6mph
WSW
30% Chance Rain Showers
Humidity
80%
Feels like
66°F
Dew Point
59°F
8 PM
65°F
30%
6mph
WSW
30% Chance Rain Showers
Humidity
82%
Feels like
65°F
Dew Point
59°F

Rain And Snow Totals Through Monday

Atmospheric River Takes Aim For Northern California

The plume of abundant moisture impacting the Northwest the last several days will focus more on Northern California later today into Monday bringing heavy rainfall and mountain snow.

NOAA, NCDC

White Christmas? What Are The Odds

Sunday's Weather Outlook

Sunday's Weather Outlook

Cold weather

During Extreme Cold: Watch for Frostbite!

Flu Update Valid For Week Ending December 13, 2025

Weekly Flu Update: Flu Spreading Hard Across U.S.

Watch vs. Warning

Flash Flood Watch and Warning Defined

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