Weather forecast for todaySumter, SC

Weather forecast for today

Current condition 12:31 pm EST

  • 79°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Precipitation: 0"
  • Wind: 7mphSSE 160°
  • Humidity: 69%
  • Dewpoint: 68°F
  • Pressure: 30.03"Hg
  • Visibility: 9mi
  • UV index: 2
  • ▼
In Sumter, currently, the weather is gloomy with extensive cloud cover.
The temperature is a temperate 78.8°F, and the feels-like temperature is appraised at a moderately hot 82.4°F. The current temperature is nearly at the maximum expected 82.4°F for today.

Wednesday Nov 4, 2026

  • 82°F
  • 64°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 9mphSSE 161°
  • Humidity: 65%
  • UV index: 3
  • Sunrise: 6:43 am EST
  • Sunset: 5:26 pm EST
  • ▼
On Wednesday, in Sumter, the sky will be blanketed in clouds.
The temperature is expected to vary between a maximum of a moderately hot 82.4°F and a minimum of a breezy 64.4°F.
The maximum heat index, which combines relative humidity and air temperature, is calculated to be a tropical 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The forecast high of 82.4°F aligns more closely with October's typical high of 73.8°F than with November's usual 62.4°F.
Sunrise was at 6:43 am and sunset will be at 5:26 pm; the daylight will last for 10h and 43min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 86°C.
Coldest period: 9 pm - 10 pm 70°C.

Chance of precipitation

Highest chance: 1 pm 24%.

Hourly weather forecast

  • 1 pm
  • 81°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphSSE 159°
  • Humidity: 66%
  • Pressure: 30"Hg
  • Visibility: 9mi
  • UV index: 3
  • ▼
  • 2 pm
  • 81°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Precip. probability: 17%
  • Precipitation: 0"
  • Wind: 7mphSSE 163°
  • Humidity: 62%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 3 pm
  • 82°F
  • Feels like:
    86°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 7mphSSE 163°
  • Humidity: 60%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 4 pm
  • 81°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 9mphSSE 163°
  • Humidity: 59%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 5 pm
  • 79°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 7mphSSE 162°
  • Humidity: 62%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 5:26 pm
  • 6 pm
  • 75°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 6mphSSE 160°
  • Humidity: 76%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 7 pm
  • 72°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 5mphSSE 157°
  • Humidity: 86%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 70°F
  • Feels like:
    72°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphSSE 154°
  • Humidity: 90%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 68°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 4mphSSE 159°
  • Humidity: 95%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 68°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 3mphSSE 162°
  • Humidity: 97%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 66°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 2mphSSE 162°
  • Humidity: 99%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Sumter, overcast weather is expected.
The temperature will vary between the highest temperature of 82.4°F and the lowest temperature of 66.2°F. The warmest part of the day is anticipated around 3 pm.
The highest temperature is more similar to October's average maximum of 73.8°F than November's usual of 62.4°F. The expected low will be also more in line with what’s typical in October than in November.
Updated: Nov 4, 2026 @ 17:31:59 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 12:31 pm EST is 78.8°F.

Today, in Sumter, the day will be cloud-filled.

Today, the maximum temperature will be 82.4°F, while the minimum temperature will be 64.4°F. The maximum heat index, which adjusts the air temperature based on humidity, is appraised at 86°F.
The highest temperature will be uncommonly higher than the average maximum of 62.4°F in November. The lowest temperature will be also notably higher than the average low of 46.4°F.

On Wednesday, in Sumter, sunrise was at 6:43 am and sunset will be at 5:26 pm (EST).

In Sumter, South Carolina, today, there will be 10h and 43min of daylight.