Sumter 7-day weather forecast

Written by:
November 17, 2025
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Sumter 7-day weather forecast

Stacker created the forecast for Sumter, South Carolina using data from OpenWeather. This week's high is 82 °F on Friday, while the low is 41 °F on Monday. There are expected to be 2 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, November 17

- High of 67 °F, low of 41 °F (25% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:56 AM, sunset at 5:17 PM
1 / 6
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Tuesday, November 18

- High of 70 °F, low of 47 °F (36% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:56 AM, sunset at 5:16 PM
2 / 6
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Wednesday, November 19

- High of 81 °F, low of 57 °F (52% humidity)
- Partly sunny with a 94% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:57 AM, sunset at 5:16 PM
3 / 6
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Thursday, November 20

- High of 81 °F, low of 62 °F (45% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:58 AM, sunset at 5:15 PM
- New moon
4 / 6
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Friday, November 21

- High of 82 °F, low of 66 °F (39% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:59 AM, sunset at 5:15 PM
5 / 6
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Saturday, November 22

- High of 78 °F, low of 65 °F (63% humidity)
- Partly cloudy with a 35% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 7:00 AM, sunset at 5:14 PM
6 / 6
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Sunday, November 23

- High of 62 °F, low of 53 °F (61% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:01 AM, sunset at 5:14 PM

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