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
4th Aug
23

12

7

6
Wednesday
5th Aug
29

15

7

6
Thursday
6th Aug
34

16

12

7
Friday
7th Aug
35

18

14

7
Saturday
8th Aug
37

20

12

7

5-day weather forecast updated at 04:00 on Tuesday 4th 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 4th August 2026

Expect broken clouds in Rapid City, South Dakota with a maximum temperature of 23°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-east.

23
°C maximum temperature
12
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from SE

Rapid City weather for Wednesday 5th August 2026

Expect broken clouds in Rapid City, South Dakota with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.

29
°C maximum temperature
15
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from SE

Rapid City weather for Thursday 6th August 2026

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 34°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.

34
°C maximum temperature
16
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from NE

Rapid City weather for Friday 7th August 2026

Expect clear skies in Rapid City, South Dakota with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.

35
°C maximum temperature
18
°C minimum temperature
clear skies
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
12
kph wind from SE

Rapid City weather for Saturday 8th August 2026

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-east.