How does NOAA issue severe storm watches for Sumter?

The National Weather Service (NWS) monitors atmospheric instability across South Carolina. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in Sumter today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

SC, USAZIP 29150Live NOAA Station

Sumter, SC

Q: What is the current temperature and forecast in Sumter, South Carolina?

The current weather in Sumter is around 90°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Mainly clear•体感温度 92°F+1° heat index

91°F/72°F

9 mph 46°

43%湿度

90°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

更新时间: 10:30 AM (America/New_York)

Daily Meteorological Briefing

Sumter, SC

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across Sumter, SC today.

Current temperature is 90°F (feels like 92°F), with daytime highs reaching 91°F and overnight lows around 72°F. Humidity is at 43%, with atmospheric pressure steady at 1015.1 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 11° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 2.1 • Moderate

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

逐小时预报

Next 16 Hours

Now

76°F

1 AM

77°F

2 AM

77°F

3 AM

76°F

4 AM

74°F

5 AM

73°F

6 AM

73°F

7 AM

72°F

8 AM

73°F

9 AM

77°F

10 AM

81°F

11 AM

84°F

12 PM

86°F

1 PM

87°F

2 PM

87°F

3 PM

91°F

11%

10天天气预报

Extended 10-day meteorological outlook

10-Day Range

Today

Sep 22

26%

72°F

91°F

Wed

Sep 23

20%

67°F

81°F

Thu

Sep 24

37%

60°F

69°F

Fri

Sep 25

55°F

76°F

Sat

Sep 26

52°F

80°F

Sun

Sep 27

58°F

85°F

Mon

Sep 28

60°F

87°F

Tue

Sep 29

63°F

90°F

Wed

Sep 30

63°F

89°F

Thu

Oct 1

16%

64°F

85°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

紫外线指数Moderate

2.1 / 11+

Sunscreen advisedPeak 2.4

风向与风速46°

9 mph

Wind Gusts:12 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:09 AM

Sunset07:17 PM

Solar Noon:12:54 PM

湿度Comfortable

43%

露点:65°F

气压Steady

29.98 inHg

Trend:Stable (+0.1 hPa)

能见度Clear

27.0 mi

Haze:Minimal

Air Quality Index (AQI)Good

30US EPA Standard

Air quality is ideal for outdoor activities.

PM2.54 µg

OZONE94 µg

PM105 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsCaution

Extreme temperatures. Indoor exercise recommended.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise03:09 AM

Daylight ~13h

Sunset03:17 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

常见天气问答 - Sumter, South Carolina

The current weather in Sumter is around 90°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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