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Monthly weather forecast in Rapid City
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
8
+22
+16
8 September, sun
+22
+16
Feels like
+19
669 mmHg
44%
6.4
m/s
NW
8 September, Sunday. day, 22°; night, 16°; clear
9
+21
+16
9 September, mon
+21
+16
Feels like
+18
670 mmHg
49%
6.3
m/s
W
9 September, Monday. day, 21°; night, 16°; partly cloudy
10
+21
+16
10 September, tue
+21
+16
Feels like
+18
671 mmHg
47%
5.5
m/s
NW
10 September, Tuesday. day, 21°; night, 16°; rain
11
+21
+15
11 September, wed
+21
+15
Feels like
+18
670 mmHg
49%
6.6
m/s
N
11 September, Wednesday. day, 21°; night, 15°; clear
12
+20
+14
12 September, thu
+20
+14
Feels like
+16
669 mmHg
50%
6.6
m/s
SE
12 September, Thursday. day, 20°; night, 14°; clear
13
+19
+13
13 September, fri
+19
+13
Feels like
+15
669 mmHg
56%
6.5
m/s
NW
13 September, Friday. day, 19°; night, 13°; clear
14
September
+30
+13
14 September, sat
+30
+13
Feels like
+19
675 mmHg
41%
7.4
m/s
S
Climate normal
+18
+13
14 September, Saturday. day, 30°; night, 13°; mostly clear
15
+30
+19
15 September, sun
+30
+19
Feels like
+20
675 mmHg
40%
6.7
m/s
SE
Climate normal
+21
+16
15 September, Sunday. day, 30°; night, 19°; partly cloudy
16
+30
+18
16 September, mon
+30
+18
Feels like
+23
673 mmHg
54%
6.5
m/s
SE
Climate normal
+21
+14
16 September, Monday. day, 30°; night, 18°; partly cloudy
17
+32
+16
17 September, tue
+32
+16
Feels like
+20
668 mmHg
49%
7.6
m/s
W
Climate normal
+21
+15
17 September, Tuesday. day, 32°; night, 16°; thunderstorm with rain
18
+26
+14
18 September, wed
+26
+14
Feels like
+17
670 mmHg
44%
5.8
m/s
W
Climate normal
+22
+15
18 September, Wednesday. day, 26°; night, 14°; partly cloudy
19
+24
+14
19 September, thu
+24
+14
Feels like
+17
674 mmHg
56%
5.1
m/s
NE
Climate normal
+22
+15
19 September, Thursday. day, 24°; night, 14°; heavy rain
20
+24
+13
20 September, fri
+24
+13
Feels like
+15
674 mmHg
56%
6.2
m/s
W
Climate normal
+21
+15
20 September, Friday. day, 24°; night, 13°; rain
21
+19
+11
21 September, sat
+19
+11
Feels like
+11
676 mmHg
59%
6.7
m/s
NW
Climate normal
+20
+14
21 September, Saturday. day, 19°; night, 11°; light rain
22
+20
+11
22 September, sun
+20
+11
Feels like
+12
678 mmHg
60%
5.5
m/s
E
Climate normal
+17
+12
22 September, Sunday. day, 20°; night, 11°; rain
23
+22
+13
23 September, mon
+22
+13
Feels like
+13
680 mmHg
56%
4.9
m/s
E
Climate normal
+19
+14
23 September, Monday. day, 22°; night, 13°; rain
24
+27
+16
24 September, tue
+27
+16
Feels like
+16
679 mmHg
40%
6.1
m/s
NW
Climate normal
+20
+15
24 September, Tuesday. day, 27°; night, 16°; mostly clear
25
+23
+12
25 September, wed
+23
+12
Feels like
+14
678 mmHg
50%
6.4
m/s
NW
Climate normal
+23
+17
25 September, Wednesday. day, 23°; night, 12°; mostly clear
26
+25
+17
26 September, thu
+25
+17
Feels like
+14
671 mmHg
53%
6.8
m/s
SW
Climate normal
+20
+14
26 September, Thursday. day, 25°; night, 17°; mostly clear
27
+19
+16
27 September, fri
+19
+16
Feels like
+14
669 mmHg
87%
6.2
m/s
E
Climate normal
+19
+14
27 September, Friday. day, 19°; night, 16°; rain
28
+21
+14
28 September, sat
+21
+14
Feels like
+17
670 mmHg
83%
4
m/s
E
Climate normal
+18
+13
28 September, Saturday. day, 21°; night, 14°; rain
29
+15
+9
29 September, sun
+15
+9
Feels like
+12
673 mmHg
75%
3.4
m/s
NW
Climate normal
+21
+14
29 September, Sunday. day, 15°; night, 9°; rain
30
+16
+9
30 September, mon
+16
+9
Feels like
+9
675 mmHg
70%
3.7
m/s
NW
Climate normal
+18
+12
30 September, Monday. day, 16°; night, 9°; light rain
1 October
+15
+9
1 October, tue
+15
+9
Feels like
+10
677 mmHg
63%
3.6
m/s
NW
Climate normal
+16
+10
1 October, Tuesday. day, 15°; night, 9°; clear
2
+18
+13
2 October, wed
+18
+13
Feels like
+11
676 mmHg
57%
2.4
m/s
W
Climate normal
+15
+10
2 October, Wednesday. day, 18°; night, 13°; clear
3
+21
+12
3 October, thu
+21
+12
Feels like
+14
672 mmHg
48%
2.5
m/s
SW
Climate normal
+14
+10
3 October, Thursday. day, 21°; night, 12°; clear
4
+19
+15
4 October, fri
+19
+15
Feels like
+11
667 mmHg
63%
6.3
m/s
E
Climate normal
+13
+9
4 October, Friday. day, 19°; night, 15°; mostly clear
5
+15
+13
5 October, sat
+15
+13
Feels like
+11
663 mmHg
88%
5.9
m/s
E
Climate normal
+13
+9
5 October, Saturday. day, 15°; night, 13°; rain
6
+14
+12
6 October, sun
+14
+12
Feels like
+10
668 mmHg
91%
5.2
m/s
E
Climate normal
+14
+9
6 October, Sunday. day, 14°; night, 12°; light rain
7
+10
+6
7 October, mon
+10
+6
Feels like
+2
668 mmHg
95%
9
m/s
E
Climate normal
+13
+8
7 October, Monday. day, 10°; night, 6°; rain
8
+8
+6
8 October, tue
+8
+6
Feels like
+2
678 mmHg
81%
5.9
m/s
N
Climate normal
+11
+6
8 October, Tuesday. day, 8°; night, 6°; light rain
9
+11
+8
9 October, wed
+11
+8
Feels like
+5
677 mmHg
78%
3
m/s
S
Climate normal
+12
+9
9 October, Wednesday. day, 11°; night, 8°; clear
10
+16
+10
10 October, thu
+16
+10
Feels like
+9
669 mmHg
71%
3.2
m/s
NW
Climate normal
+14
+8
10 October, Thursday. day, 16°; night, 10°; clear
11
+14
+9
11 October, fri
+14
+9
Feels like
+7
673 mmHg
72%
3.8
m/s
NW
Climate normal
+8
+4
11 October, Friday. day, 14°; night, 9°; clear
12
+17
+13
12 October, sat
+17
+13
Feels like
+10
665 mmHg
74%
4.4
m/s
S
Climate normal
+11
+7
12 October, Saturday. day, 17°; night, 13°; clear
Average for 30 days
13
sunny days
13
days with precipitation
4
cloudy days
13 sunny days; 13 days with precipitation; 4 cloudy days;
64
%
air humidity
5.3
m/s
Wind
NW
67
mm of precipitation
(11% of annual average)
air humidity 64%; 67 millimeters of precipitation (11% of annual average); Wind north-westerly 5.3 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
S
SE
SE
W
W
NE
W
NW
E
E
NW
NW
SW
E
E
NW
NW
NW
W
SW
E
E
E
E
N
S
NW
NW
S
NW
14
Average data for 10 years
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
3
4
5
6
7
8
9
10
11
12
13
Daytime temperature
Night-time temperature
