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 84 掳F on Tuesday, while the low is 32 掳F on Sunday. There are expected to be 3 sunny days, snow on 1 day, and 1 day of rain this week.

There are currently no weather alerts.

Monday, April 20

- High of 81 掳F, low of 44 掳F (15% humidity)
- Fair with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:00 AM, sunset at 7:42 PM
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1 / 6
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Tuesday, April 21

- High of 84 掳F, low of 52 掳F (13% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (7 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 5:59 AM, sunset at 7:43 PM
2 / 6
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Wednesday, April 22

- High of 84 掳F, low of 58 掳F (12% humidity)
- Overcast with a 0% chance of rain
- High risk of harm from sun exposure (7 UV index)
- Fresh breeze (22 mph wind)
- Sunrise at 5:57 AM, sunset at 7:44 PM
3 / 6
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Thursday, April 23

- High of 55 掳F, low of 39 掳F (38% humidity)
- Mostly cloudy with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Fresh breeze (24 mph wind)
- Sunrise at 5:56 AM, sunset at 7:45 PM
- First quarter moon
4 / 6
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Friday, April 24

- High of 48 掳F, low of 33 掳F (26% humidity)
- Mostly sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Fresh breeze (24 mph wind)
- Sunrise at 5:54 AM, sunset at 7:47 PM
5 / 6
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Saturday, April 25

- High of 53 掳F, low of 33 掳F (31% humidity)
- Partly cloudy with a 28% chance of snow (0 mm of snow)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 5:53 AM, sunset at 7:48 PM
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6 / 6
Leszek Glasner // Shutterstock

Sunday, April 26

- High of 54 掳F, low of 32 掳F (40% humidity)
- Mostly cloudy with a 31% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:51 AM, sunset at 7:49 PM

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