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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
1 September
+26
+19
1 September, sun
+26
+19
Feels like
+22
668 mmHg
43%
8.3
m/s
SW
1 September, Sunday. day, 26°; night, 19°; clear
2
+25
+17
2 September, mon
+25
+17
Feels like
+21
669 mmHg
40%
6.6
m/s
NW
2 September, Monday. day, 25°; night, 17°; clear
3
September
+36
+23
3 September, tue
+36
+23
Feels like
+28
677 mmHg
26%
4.5
m/s
E
Climate normal
+23
+17
3 September, Tuesday. day, 36°; night, 23°; thunderstorm
4
+24
+15
4 September, wed
+24
+15
Feels like
+16
681 mmHg
51%
8.6
m/s
NW
Climate normal
+24
+18
4 September, Wednesday. day, 24°; night, 15°; rain
5
+24
+11
5 September, thu
+24
+11
Feels like
+18
687 mmHg
50%
4.8
m/s
NE
Climate normal
+22
+17
5 September, Thursday. day, 24°; night, 11°; mostly clear
6
+25
+13
6 September, fri
+25
+13
Feels like
+19
684 mmHg
47%
4.1
m/s
E
Climate normal
+23
+16
6 September, Friday. day, 25°; night, 13°; mostly clear
7
+30
+15
7 September, sat
+30
+15
Feels like
+21
679 mmHg
45%
5.2
m/s
SE
Climate normal
+22
+17
7 September, Saturday. day, 30°; night, 15°; mostly clear
8
+31
+18
8 September, sun
+31
+18
Feels like
+22
676 mmHg
40%
4.7
m/s
SE
Climate normal
+22
+16
8 September, Sunday. day, 31°; night, 18°; partly cloudy
9
+32
+18
9 September, mon
+32
+18
Feels like
+23
676 mmHg
38%
4.2
m/s
SW
Climate normal
+21
+16
9 September, Monday. day, 32°; night, 18°; light rain
10
+33
+16
10 September, tue
+33
+16
Feels like
+23
676 mmHg
41%
4.8
m/s
E
Climate normal
+21
+16
10 September, Tuesday. day, 33°; night, 16°; mostly clear
11
+32
+18
11 September, wed
+32
+18
Feels like
+22
676 mmHg
44%
5.3
m/s
SE
Climate normal
+21
+15
11 September, Wednesday. day, 32°; night, 18°; mostly clear
12
+32
+18
12 September, thu
+32
+18
Feels like
+19
677 mmHg
40%
8.7
m/s
SW
Climate normal
+20
+14
12 September, Thursday. day, 32°; night, 18°; mostly clear
13
+26
+14
13 September, fri
+26
+14
Feels like
+15
679 mmHg
41%
7.9
m/s
W
Climate normal
+19
+13
13 September, Friday. day, 26°; night, 14°; partly cloudy
14
+25
+15
14 September, sat
+25
+15
Feels like
+17
678 mmHg
51%
6.5
m/s
NW
Climate normal
+18
+13
14 September, Saturday. day, 25°; night, 15°; partly cloudy
15
+30
+25
15 September, sun
+30
+25
Feels like
+19
677 mmHg
47%
5.1
m/s
NW
Climate normal
+21
+16
15 September, Sunday. day, 30°; night, 25°; partly cloudy
16
+21
+9
16 September, mon
+21
+9
Feels like
+11
675 mmHg
48%
8.4
m/s
NW
Climate normal
+21
+14
16 September, Monday. day, 21°; night, 9°; clear
17
+22
+11
17 September, tue
+22
+11
Feels like
+14
672 mmHg
44%
2.9
m/s
S
Climate normal
+21
+15
17 September, Tuesday. day, 22°; night, 11°; clear
18
+23
+15
18 September, wed
+23
+15
Feels like
+15
670 mmHg
52%
4.3
m/s
E
Climate normal
+22
+15
18 September, Wednesday. day, 23°; night, 15°; clear
19
+23
+15
19 September, thu
+23
+15
Feels like
+14
669 mmHg
55%
6.5
m/s
N
Climate normal
+22
+15
19 September, Thursday. day, 23°; night, 15°; partly cloudy
20
+21
+14
20 September, fri
+21
+14
Feels like
+14
670 mmHg
49%
3.4
m/s
E
Climate normal
+21
+15
20 September, Friday. day, 21°; night, 14°; mostly clear
21
+26
+18
21 September, sat
+26
+18
Feels like
+17
671 mmHg
42%
3.9
m/s
S
Climate normal
+20
+14
21 September, Saturday. day, 26°; night, 18°; partly cloudy
22
+16
+9
22 September, sun
+16
+9
Feels like
+5
670 mmHg
30%
9.5
m/s
NW
Climate normal
+17
+12
22 September, Sunday. day, 16°; night, 9°; partly cloudy
23
+20
+12
23 September, mon
+20
+12
Feels like
+11
671 mmHg
30%
1.8
m/s
E
Climate normal
+19
+14
23 September, Monday. day, 20°; night, 12°; mostly clear
24
+24
+15
24 September, tue
+24
+15
Feels like
+14
669 mmHg
30%
5.1
m/s
SE
Climate normal
+20
+15
24 September, Tuesday. day, 24°; night, 15°; mostly clear
25
+26
+17
25 September, wed
+26
+17
Feels like
+19
668 mmHg
41%
2.4
m/s
E
Climate normal
+23
+17
25 September, Wednesday. day, 26°; night, 17°; clear
26
+26
+14
26 September, thu
+26
+14
Feels like
+17
672 mmHg
34%
6.1
m/s
NW
Climate normal
+20
+14
26 September, Thursday. day, 26°; night, 14°; partly cloudy
27
+20
+12
27 September, fri
+20
+12
Feels like
+14
675 mmHg
50%
3.4
m/s
E
Climate normal
+19
+14
27 September, Friday. day, 20°; night, 12°; partly cloudy
28
+16
+11
28 September, sat
+16
+11
Feels like
+9
679 mmHg
43%
4.6
m/s
E
Climate normal
+18
+13
28 September, Saturday. day, 16°; night, 11°; clear
29
+23
+18
29 September, sun
+23
+18
Feels like
+15
673 mmHg
58%
4.3
m/s
SE
Climate normal
+21
+14
29 September, Sunday. day, 23°; night, 18°; clear
30
+24
+16
30 September, mon
+24
+16
Feels like
+19
671 mmHg
42%
4
m/s
NE
Climate normal
+18
+12
30 September, Monday. day, 24°; night, 16°; clear
1 October
+27
+17
1 October, tue
+27
+17
Feels like
+20
671 mmHg
42%
2.4
m/s
S
Climate normal
+16
+10
1 October, Tuesday. day, 27°; night, 17°; clear
2
+25
+18
2 October, wed
+25
+18
Feels like
+18
673 mmHg
52%
5
m/s
E
Climate normal
+15
+10
2 October, Wednesday. day, 25°; night, 18°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
3
+14
+10
3 October, thu
+14
+10
Feels like
+9
667 mmHg
63%
7.8
m/s
W
3 October, Thursday. day, 14°; night, 10°; rain
4
+13
+9
4 October, fri
+13
+9
Feels like
+8
667 mmHg
62%
8.6
m/s
NW
4 October, Friday. day, 13°; night, 9°; partly cloudy
5
+13
+9
5 October, sat
+13
+9
Feels like
+10
667 mmHg
63%
6.5
m/s
W
5 October, Saturday. day, 13°; night, 9°; rain
Average for 30 days
18
sunny days
2
days with precipitation
10
cloudy days
18 sunny days; 2 days with precipitation; 10 cloudy days;
43
%
air humidity
5.1
m/s
Wind
E
6
mm of precipitation
(1% of annual average)
air humidity 43%; 6 millimeters of precipitation (1% of annual average); Wind easterly 5.1 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
NW
NE
E
SE
SE
SW
E
SE
SW
W
NW
NW
NW
S
E
N
E
S
NW
E
SE
E
NW
E
E
SE
NE
S
E
3
Average data for 10 years
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
October
2
Daytime temperature
Night-time temperature
