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August 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
27
+24
+20
27 July, sun
+24
+20
Feels like
+22
670 mmHg
54%
5.6
m/s
S
27 July, Sunday. day, 24°; night, 20°; clear
28
+25
+21
28 July, mon
+25
+21
Feels like
+23
670 mmHg
54%
5.9
m/s
NW
28 July, Monday. day, 25°; night, 21°; rain
29
+26
+21
29 July, tue
+26
+21
Feels like
+24
671 mmHg
46%
5.4
m/s
NE
29 July, Tuesday. day, 26°; night, 21°; clear
30
+29
+23
30 July, wed
+29
+23
Feels like
+27
669 mmHg
40%
6.5
m/s
SE
30 July, Wednesday. day, 29°; night, 23°; clear
31
+29
+22
31 July, thu
+29
+22
Feels like
+26
668 mmHg
37%
7
m/s
S
31 July, Thursday. day, 29°; night, 22°; partly cloudy
1
+27
+20
1 August, fri
+27
+20
Feels like
+24
669 mmHg
43%
6.8
m/s
NE
1 August, Friday. day, 27°; night, 20°; partly cloudy
2
+27
+19
2 August, sat
+27
+19
Feels like
+25
669 mmHg
49%
6.3
m/s
SE
2 August, Saturday. day, 27°; night, 19°; rain
3
+26
+19
3 August, sun
+26
+19
Feels like
+25
668 mmHg
50%
6.1
m/s
E
3 August, Sunday. day, 26°; night, 19°; partly cloudy
4
+24
+19
4 August, mon
+24
+19
Feels like
+22
669 mmHg
52%
5.9
m/s
NE
4 August, Monday. day, 24°; night, 19°; rain
5
+26
+20
5 August, tue
+26
+20
Feels like
+24
669 mmHg
49%
6.5
m/s
S
5 August, Tuesday. day, 26°; night, 20°; clear
6
+26
+20
6 August, wed
+26
+20
Feels like
+24
668 mmHg
46%
4.8
m/s
E
6 August, Wednesday. day, 26°; night, 20°; partly cloudy
7
+24
+19
7 August, thu
+24
+19
Feels like
+23
669 mmHg
56%
6.5
m/s
SE
7 August, Thursday. day, 24°; night, 19°; clear
8
+24
+18
8 August, fri
+24
+18
Feels like
+22
669 mmHg
56%
5.6
m/s
SW
8 August, Friday. day, 24°; night, 18°; clear
9
+25
+20
9 August, sat
+25
+20
Feels like
+24
670 mmHg
50%
5.5
m/s
SE
9 August, Saturday. day, 25°; night, 20°; clear
10
+27
+21
10 August, sun
+27
+21
Feels like
+26
669 mmHg
46%
5.8
m/s
S
10 August, Sunday. day, 27°; night, 21°; clear
11
+26
+20
11 August, mon
+26
+20
Feels like
+24
668 mmHg
46%
6.4
m/s
N
11 August, Monday. day, 26°; night, 20°; clear
12
+26
+20
12 August, tue
+26
+20
Feels like
+24
669 mmHg
44%
6
m/s
E
12 August, Tuesday. day, 26°; night, 20°; clear
13
+25
+19
13 August, wed
+25
+19
Feels like
+22
669 mmHg
49%
6
m/s
S
13 August, Wednesday. day, 25°; night, 19°; partly cloudy
14
+25
+18
14 August, thu
+25
+18
Feels like
+23
668 mmHg
50%
6
m/s
NW
14 August, Thursday. day, 25°; night, 18°; rain
15
+23
+17
15 August, fri
+23
+17
Feels like
+20
670 mmHg
50%
7.3
m/s
N
15 August, Friday. day, 23°; night, 17°; clear
16
+24
+19
16 August, sat
+24
+19
Feels like
+22
670 mmHg
46%
6.1
m/s
S
16 August, Saturday. day, 24°; night, 19°; rain
17
+26
+20
17 August, sun
+26
+20
Feels like
+23
668 mmHg
40%
6.3
m/s
NE
17 August, Sunday. day, 26°; night, 20°; rain
18
+24
+18
18 August, mon
+24
+18
Feels like
+21
667 mmHg
43%
6.8
m/s
N
18 August, Monday. day, 24°; night, 18°; rain
19
+25
+19
19 August, tue
+25
+19
Feels like
+22
667 mmHg
46%
6.6
m/s
NW
19 August, Tuesday. day, 25°; night, 19°; clear
20
+26
+20
20 August, wed
+26
+20
Feels like
+24
668 mmHg
43%
6.1
m/s
S
20 August, Wednesday. day, 26°; night, 20°; clear
21
+27
+22
21 August, thu
+27
+22
Feels like
+24
667 mmHg
38%
7
m/s
S
21 August, Thursday. day, 27°; night, 22°; clear
22
+26
+20
22 August, fri
+26
+20
Feels like
+23
667 mmHg
38%
6.6
m/s
W
22 August, Friday. day, 26°; night, 20°; clear
23
+25
+19
23 August, sat
+25
+19
Feels like
+22
669 mmHg
37%
7
m/s
S
23 August, Saturday. day, 25°; night, 19°; clear
24
+26
+20
24 August, sun
+26
+20
Feels like
+24
670 mmHg
44%
5.8
m/s
SE
24 August, Sunday. day, 26°; night, 20°; clear
25
+26
+20
25 August, mon
+26
+20
Feels like
+24
670 mmHg
43%
5.5
m/s
S
25 August, Monday. day, 26°; night, 20°; clear
26
+27
+21
26 August, tue
+27
+21
Feels like
+26
668 mmHg
43%
6.4
m/s
W
26 August, Tuesday. day, 27°; night, 21°; clear
27
+27
+22
27 August, wed
+27
+22
Feels like
+25
668 mmHg
43%
5.8
m/s
SW
27 August, Wednesday. day, 27°; night, 22°; clear
28
+27
+21
28 August, thu
+27
+21
Feels like
+24
668 mmHg
37%
5.9
m/s
E
28 August, Thursday. day, 27°; night, 21°; rain
29
+27
+21
29 August, fri
+27
+21
Feels like
+24
668 mmHg
38%
7.5
m/s
SE
29 August, Friday. day, 27°; night, 21°; partly cloudy
30
+25
+19
30 August, sat
+25
+19
Feels like
+21
667 mmHg
46%
8.1
m/s
S
30 August, Saturday. day, 25°; night, 19°; clear
31
+25
+19
31 August, sun
+25
+19
Feels like
+22
667 mmHg
40%
6.6
m/s
W
31 August, Sunday. day, 25°; night, 19°; clear
1
+26
+19
1 September, mon
+26
+19
Feels like
+22
668 mmHg
43%
8.3
m/s
SW
1 September, Monday. day, 26°; night, 19°; clear
2
+25
+17
2 September, tue
+25
+17
Feels like
+21
669 mmHg
40%
6.6
m/s
NW
2 September, Tuesday. day, 25°; night, 17°; clear
3
+23
+17
3 September, wed
+23
+17
Feels like
+20
669 mmHg
41%
6.8
m/s
N
3 September, Wednesday. day, 23°; night, 17°; clear
4
+24
+18
4 September, thu
+24
+18
Feels like
+21
668 mmHg
44%
6.3
m/s
N
4 September, Thursday. day, 24°; night, 18°; clear
5
+22
+17
5 September, fri
+22
+17
Feels like
+18
669 mmHg
46%
6.1
m/s
W
5 September, Friday. day, 22°; night, 17°; clear
6
+23
+16
6 September, sat
+23
+16
Feels like
+20
669 mmHg
44%
5.8
m/s
NE
6 September, Saturday. day, 23°; night, 16°; rain
Average data for 10 years
Rapid City August
19
sunny days
7
days with precipitation
5
cloudy days
19 sunny days; 7 days with precipitation; 5 cloudy days;
46
%
air humidity
4.5
m/s
Wind
SE
70
mm of precipitation
(11% of annual average)
air humidity 46%; 70 millimeters of precipitation (11% of annual average); Wind south-easterly 4.5 Meters per second
Weather graphs for August
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
NE
SE
E
NE
S
E
SE
SW
SE
S
N
E
S
NW
N
S
NE
N
NW
S
S
W
S
SE
S
W
SW
E
SE
S
W
1
Average data for 10 years
2
3
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
31
Daytime temperature
Night-time temperature
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