Sumter 7-day weather forecast

Written by:
March 23, 2026
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Sumter 7-day weather forecast

created the forecast for Sumter, South Carolina using data from . This week's high is 92 掳F on Saturday, while the low is 50 掳F on Wednesday. There are expected to be 3 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, June 1

- High of 84 掳F, low of 67 掳F (54% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:11 AM, sunset at 8:27 PM
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1 / 6
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Tuesday, June 2

- High of 72 掳F, low of 57 掳F (91% humidity)
- Overcast with a 100% chance of rain (18 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 6:11 AM, sunset at 8:27 PM
2 / 6
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Wednesday, June 3

- High of 79 掳F, low of 50 掳F (34% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:11 AM, sunset at 8:28 PM
3 / 6
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Thursday, June 4

- High of 85 掳F, low of 58 掳F (28% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:10 AM, sunset at 8:28 PM
4 / 6
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Friday, June 5

- High of 90 掳F, low of 63 掳F (29% humidity)
- Sunny with a 0% chance of rain
- Gentle breeze (10 mph wind)
- Sunrise at 6:10 AM, sunset at 8:29 PM
5 / 6
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Saturday, June 6

- High of 92 掳F, low of 65 掳F (32% humidity)
- Partly cloudy with a 0% chance of rain
- Gentle breeze (11 mph wind)
- Sunrise at 6:10 AM, sunset at 8:30 PM
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6 / 6
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Sunday, June 7

- High of 92 掳F, low of 68 掳F (33% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (12 mph wind)
- Sunrise at 6:10 AM, sunset at 8:30 PM

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