Rapid City 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Rapid City 7-day weather forecast

created the forecast for Rapid City, South Dakota using data from . This week's high is 88 掳F on Monday, while the low is 58 掳F on Sunday. There are expected to be 2 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, May 25

- High of 88 掳F, low of 59 掳F (26% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 5:17 AM, sunset at 8:22 PM
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1 / 6
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Tuesday, May 26

- High of 87 掳F, low of 63 掳F (26% humidity)
- Partly cloudy with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 5:16 AM, sunset at 8:23 PM
2 / 6
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Wednesday, May 27

- High of 83 掳F, low of 62 掳F (36% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (23 mph wind)
- Sunrise at 5:15 AM, sunset at 8:24 PM
3 / 6
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Thursday, May 28

- High of 74 掳F, low of 63 掳F (80% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:15 AM, sunset at 8:25 PM
4 / 6
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Friday, May 29

- High of 87 掳F, low of 59 掳F (45% humidity)
- Fair with a 99% chance of rain (1 mm of rain)
- Moderate breeze (17 mph wind)
- Sunrise at 5:14 AM, sunset at 8:26 PM
5 / 6
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Saturday, May 30

- High of 70 掳F, low of 60 掳F (83% humidity)
- Overcast with a 100% chance of rain (22 mm of rain)
- Moderate breeze (17 mph wind)
- Sunrise at 5:14 AM, sunset at 8:27 PM
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6 / 6
Robert Schlie // Shutterstock

Sunday, May 31

- High of 67 掳F, low of 58 掳F (82% humidity)
- Overcast with a 49% chance of rain (1 mm of rain)
- Moderate breeze (17 mph wind)
- Sunrise at 5:13 AM, sunset at 8:28 PM
- Full moon

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