Rapid City weather live forecast

Today's maximum temperature in Rapid City is expected to be 46°F. Select a day from the live weather forecast for Rapid City, South Dakota, USA for more weather parameters.

Sunday
14th Dec
46

12

8

2
Monday
15th Dec
50

36

8

1
Tuesday
16th Dec
54

36

2

1
Wednesday
17th Dec
57

37

0

1
Thursday
18th Dec
36

25

9

1

5-day weather forecast updated at 04:01 on Sunday 14th December 2025 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 Sunday 14th December 2025

Expect clear skies in Rapid City, South Dakota with a maximum temperature of 46°F, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the west.

46
°F maximum temperature
12
°F minimum temperature
clear skies
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
41
°F wind chill
10
mph wind from W

Rapid City weather for Monday 15th December 2025

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 50°F, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the west.

50
°F maximum temperature
36
°F minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
9
mph wind from W

Rapid City weather for Tuesday 16th December 2025

Expect broken clouds in Rapid City, South Dakota with a maximum temperature of 54°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-west.

54
°F maximum temperature
36
°F minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
54
°F wind chill
11
mph wind from NW

Rapid City weather for Wednesday 17th December 2025

Expect mostly cloudy with light rain in Rapid City, South Dakota with a maximum temperature of 57°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and a fresh breeze of 22 mph from the north-west.

57
°F maximum temperature
37
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
46
% chance of some rain
<2
mm of rainfall expected
57
°F wind chill
22
mph wind from NW

Rapid City weather for Thursday 18th December 2025

Expect scattered clouds in Rapid City, South Dakota with a maximum temperature of 36°F, maximum UV of 1 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 19 mph from the north-west.