New York, NY 65° 🌤️ Los Angeles, CA Chicago, IL 61° Houston, TX 80° 🌤️ Miami, FL Phoenix, AZ 94° 🌤️ Seattle, WA Denver, CO 75° Toronto, ON 60° Vancouver, BC 64°
WeatherLive › South Carolina › Sumter

Sumter, SC Weather (29152)

ZIP codes: 29152 · 29150 · 29153 · 29151 · 29154
Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSumter · 3:00 AM EDT
91° | 70°
76°F
Feels like 77°
Mostly cloudy
WindNE 5 mph · Gusts 5 mph
Precip5% · –
Humidity57% · Dew point 60°
UV index9 Very high
Air Quality31 Good
Pressure30.00 inHg
Visibility6 mi
Sunrise / Sunset6:50 AM · 7:56 PM · 13h 6m

Weather map — Sumter

Full radar →
Now
73°
4%
6 mph
04:00
72°
4%
7 mph
05:00
72°
4%
6 mph
06:00
71°
14%
6 mph
07:00
70°
17%
6 mph
08:00
71°
16%
7 mph
09:00
74°
13%
8 mph
10:00
79°
12%
8 mph
11:00
84°
11%
6 mph
12:00
88°
7%
6 mph
13:00
85°
9%
6 mph
14:00
88°
3%
6 mph
15:00
90°
1%
6 mph
16:00
91°
3%
6 mph
17:00
90°
1%
5 mph
18:00
89°
1%
6 mph
19:00
86°
2%
5 mph
20:00
82°
3%
6 mph
21:00
80°
3%
7 mph
22:00
78°
7%
6 mph
23:00
77°
10%
5 mph
00:00
76°
11%
5 mph
01:00
75°
11%
4 mph
02:00
74°
12%
4 mph

Today · Tue 8/25

High 91°
5% / –

Sunny. Winds NE at 8 mph.

Overnight · Tue 8/25

Low 70°
— / –

Sunny.

Tomorrow · Wed 8/26

93° | 73°
57% / 0.06 in

Sunny. Winds SE at 11 mph.

7-day trend

Sumter · temperature + precipitation

10-day forecast

Updated 3:00 AM

Details & indices

Wind
5 mph NE
Gusts 5 mph
Humidity
57%
Dew point 60°
Pressure
30.00 inHg
Rising
UV index
9 — Very high
High today
Air Quality
Good
AQI 31 · US EPA
Allergy
Very high
Grass
Visibility
6 mi
Clear view
Allergy — Sumter

🌿 Conditions right now

View all →
Birch
None
Grass
High
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
High

Sun & moon

Sunrise6:50 AM
Sunset7:56 PM
Length of day13h 6m
Moonrise6:43 PM
Moonset4:09 AM
Moon phase🌔 Waxing Gibbous · 92%
Next full moonAug 28 Sturgeon Moon
Latitude33.9204°N
Longitude-80.3415°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Columbia
Sunny
75°
Data sources · Tuesday, August 25
Where the Sumter forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 33.9204°N, -80.3415°.
NBM + global weather models
Updated: 3:00 AM
ZIP codes in Sumter
📮
29104
Sumter
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29150
Sumter
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29151
Sumter
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29152
Sumter
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29153
Sumter
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29154
Sumter
Weather in Sumter
Over the next 10 days Sumter tops out around 104° (Thursday) and dips to 70° on the coolest night (Tuesday). Roughly 0.60 in of rain falls over the period, with Saturday the most likely wet day (85%). Wind is the one to watch: gusts to 27 mph around Wednesday. The NWS alert board for this area is currently clear. Right now Sumter is about 26° cooler than nearby Savannah. Longer view: humid-subtropical — long summers, mild winters, spring storm season.
Sumter, SC · Elev 171 ft · 33.92°N, 80.34°W · South Carolina · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 3:00 AM