Rapid City weather live forecast

Today's maximum temperature in Rapid City is expected to be 27°C. Select a day from the live weather forecast for Rapid City, South Dakota, USA for more weather parameters.

Tuesday
25th Aug
27

20

8

7
Wednesday
26th Aug
27

18

8

7
Thursday
27th Aug
30

17

9

7
Friday
28th Aug
32

21

9

7
Saturday
29th Aug
31

20

6

6

5-day weather forecast updated at 04:00 on Tuesday 25th August 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 25th August 2026

Expect broken clouds in Rapid City, South Dakota with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north.

27
°C maximum temperature
20
°C minimum temperature
broken clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from N

Rapid City weather for Wednesday 26th August 2026

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

27
°C maximum temperature
18
°C minimum temperature
scattered clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from E

Rapid City weather for Thursday 27th August 2026

Expect isolated thunderstorms in Rapid City, South Dakota with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 16 kph from the south-east.

30
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
7
UV index (High)
39
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from SE

Rapid City weather for Friday 28th August 2026

Expect isolated thunderstorms in Rapid City, South Dakota with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 43% chance of some rain and a gentle breeze of 13 kph from the south.

32
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
7
UV index (High)
43
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from S

Rapid City weather for Saturday 29th August 2026

Expect sunshine and showers in Rapid City, South Dakota with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 23% chance of some rain and a gentle breeze of 13 kph from the west.