Rapid City weather live forecast

Today's maximum temperature in Rapid City is expected to be 23°C. Select a day from the live weather forecast for Rapid City, South Dakota, USA for more weather parameters.

Tuesday
29th Sep
23

15

11

5
Wednesday
30th Sep
22

14

7

5
Thursday
1st Oct
15

10

1

6
Friday
2nd Oct
20

9

11

5
Saturday
3rd Oct
19

11

5

5

5-day weather forecast updated at 04:00 on Tuesday 29th September 2026 GMT

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The 5-day weather forecast for South Dakota (Rapid City) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Rapid City weather forecast by day

Below are the detailed weather forecasts for Rapid City for the next 5 days.

Rapid City weather for Tuesday 29th September 2026

Expect isolated thunderstorms in Rapid City, South Dakota with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected and a light breeze of 8 kph from the north-west.

23
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
5
UV index (Moderate)
<2
mm of rainfall expected
23
°C wind chill
8
kph wind from NW

Rapid City weather for Wednesday 30th September 2026

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

22
°C maximum temperature
14
°C minimum temperature
scattered clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from N

Rapid City weather for Thursday 1st October 2026

Expect mostly cloudy with light rain in Rapid City, South Dakota with a maximum temperature of 15°C, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 19 kph from the south-east.

15
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
6
UV index (High)
25
% chance of some rain
<2
mm of rainfall expected
15
°C wind chill
19
kph wind from SE

Rapid City weather for Friday 2nd October 2026

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

20
°C maximum temperature
9
°C minimum temperature
scattered clouds
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
17
kph wind from SE

Rapid City weather for Saturday 3rd October 2026

Expect sunshine and showers in Rapid City, South Dakota with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and a moderate breeze of 23 kph from the north.