Rapid City, SD

Weather Forecast Legend
Low risk of rain/snow.
Medium risk of rain/snow.
High risk of rain/snow.
% Forecast risk of rain/snow.
August 2015 Summary
Avg High Temps 75 to 95 °F
Avg Low Temps 45 to 65 °F
Rain Frequency 3 to 5 days
  Sept 2015
S M T W T F S
1
47%
2
34%
3
43%
4
31%
5
27%
6
25%
7
31%
8
70%
9
38%
10
61%
11
79%
12
57%
13
38%
14
47%
15
49%
16
53%
17
72%
18
31%
19
21%
20
26%
21
44%
22
44%
23
67%
24
29%
25
11%
26
13%
27
08%
28
17%
29
20%
30
21%
31
13%
Want more? Check out the detailed forecast.