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Monthly weather forecast in Spearfish
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
September
+32
+18
8 September, sun
+32
+18
Feels like
+22
670 mmHg
44%
4.7
m/s
E
Climate normal
+21
+14
8 September, Sunday. day, 32°; night, 18°; mostly clear
9
+33
+18
9 September, mon
+33
+18
Feels like
+24
668 mmHg
33%
3.9
m/s
NE
Climate normal
+20
+14
9 September, Monday. day, 33°; night, 18°; thunderstorm
10
+33
+20
10 September, tue
+33
+20
Feels like
+25
668 mmHg
31%
3.3
m/s
SW
Climate normal
+20
+15
10 September, Tuesday. day, 33°; night, 20°; partly cloudy
11
+33
+20
11 September, wed
+33
+20
Feels like
+22
665 mmHg
36%
7.5
m/s
S
Climate normal
+20
+14
11 September, Wednesday. day, 33°; night, 20°; thunderstorm with rain
12
+34
+17
12 September, thu
+34
+17
Feels like
+25
666 mmHg
34%
8.2
m/s
S
Climate normal
+19
+13
12 September, Thursday. day, 34°; night, 17°; thunderstorm
13
+28
+12
13 September, fri
+28
+12
Feels like
+17
667 mmHg
39%
8.5
m/s
W
Climate normal
+18
+12
13 September, Friday. day, 28°; night, 12°; light rain
14
+28
+15
14 September, sat
+28
+15
Feels like
+17
672 mmHg
39%
4.1
m/s
E
Climate normal
+18
+12
14 September, Saturday. day, 28°; night, 15°; partly cloudy
15
+31
+18
15 September, sun
+31
+18
Feels like
+20
672 mmHg
36%
7.1
m/s
SW
Climate normal
+20
+14
15 September, Sunday. day, 31°; night, 18°; clear
16
+32
+20
16 September, mon
+32
+20
Feels like
+23
669 mmHg
43%
5.2
m/s
S
Climate normal
+20
+13
16 September, Monday. day, 32°; night, 20°; partly cloudy
17
+30
+16
17 September, tue
+30
+16
Feels like
+20
668 mmHg
48%
8.3
m/s
S
Climate normal
+20
+15
17 September, Tuesday. day, 30°; night, 16°; rain
18
+25
+13
18 September, wed
+25
+13
Feels like
+17
668 mmHg
46%
6.6
m/s
S
Climate normal
+20
+14
18 September, Wednesday. day, 25°; night, 13°; partly cloudy
19
+23
+14
19 September, thu
+23
+14
Feels like
+15
669 mmHg
61%
4.8
m/s
W
Climate normal
+19
+13
19 September, Thursday. day, 23°; night, 14°; partly cloudy
20
+18
+14
20 September, fri
+18
+14
Feels like
+11
665 mmHg
67%
7
m/s
W
Climate normal
+19
+13
20 September, Friday. day, 18°; night, 14°; partly cloudy
21
+16
+14
21 September, sat
+16
+14
Feels like
+10
659 mmHg
79%
7.5
m/s
SE
Climate normal
+19
+13
21 September, Saturday. day, 16°; night, 14°; partly cloudy
22
+22
+15
22 September, sun
+22
+15
Feels like
+16
656 mmHg
64%
2.9
m/s
SW
Climate normal
+17
+12
22 September, Sunday. day, 22°; night, 15°; mostly clear
23
+22
+17
23 September, mon
+22
+17
Feels like
+13
652 mmHg
67%
8.1
m/s
SE
Climate normal
+19
+14
23 September, Monday. day, 22°; night, 17°; mostly clear
24
+20
+16
24 September, tue
+20
+16
Feels like
+15
652 mmHg
73%
6.1
m/s
SE
Climate normal
+19
+14
24 September, Tuesday. day, 20°; night, 16°; light rain
25
+20
+15
25 September, wed
+20
+15
Feels like
+14
654 mmHg
43%
3.9
m/s
W
Climate normal
+22
+16
25 September, Wednesday. day, 20°; night, 15°; clear
26
+21
+16
26 September, thu
+21
+16
Feels like
+13
651 mmHg
34%
4.3
m/s
SW
Climate normal
+18
+12
26 September, Thursday. day, 21°; night, 16°; mostly clear
27
+21
+16
27 September, fri
+21
+16
Feels like
+12
656 mmHg
44%
3.4
m/s
S
Climate normal
+18
+13
27 September, Friday. day, 21°; night, 16°; clear
28
+26
+17
28 September, sat
+26
+17
Feels like
+18
652 mmHg
32%
4.6
m/s
SW
Climate normal
+18
+13
28 September, Saturday. day, 26°; night, 17°; clear
29
+17
+10
29 September, sun
+17
+10
Feels like
+11
659 mmHg
53%
3.8
m/s
NE
Climate normal
+20
+13
29 September, Sunday. day, 17°; night, 10°; clear
30
+18
+11
30 September, mon
+18
+11
Feels like
+9
658 mmHg
44%
4.5
m/s
E
Climate normal
+17
+11
30 September, Monday. day, 18°; night, 11°; mostly clear
1 October
+16
+9
1 October, tue
+16
+9
Feels like
+9
653 mmHg
58%
5.3
m/s
E
Climate normal
+15
+9
1 October, Tuesday. day, 16°; night, 9°; partly cloudy
2
+12
+5
2 October, wed
+12
+5
Feels like
+7
661 mmHg
62%
2.5
m/s
NE
Climate normal
+14
+9
2 October, Wednesday. day, 12°; night, 5°; light rain
3
+14
+6
3 October, thu
+14
+6
Feels like
+7
663 mmHg
56%
1.9
m/s
NE
Climate normal
+13
+9
3 October, Thursday. day, 14°; night, 6°; clear
4
+17
+9
4 October, fri
+17
+9
Feels like
+9
659 mmHg
44%
2.5
m/s
SW
Climate normal
+11
+8
4 October, Friday. day, 17°; night, 9°; clear
5
+20
+13
5 October, sat
+20
+13
Feels like
+11
657 mmHg
37%
2.7
m/s
S
Climate normal
+12
+8
5 October, Saturday. day, 20°; night, 13°; clear
6
+18
+11
6 October, sun
+18
+11
Feels like
+11
659 mmHg
53%
4.6
m/s
NW
Climate normal
+13
+8
6 October, Sunday. day, 18°; night, 11°; clear
7
+20
+10
7 October, mon
+20
+10
Feels like
+13
656 mmHg
47%
2.7
m/s
NW
Climate normal
+11
+7
7 October, Monday. day, 20°; night, 10°; clear
Average data for 10 years
Next, the average data for 10 years
8
+9
+6
8 October, tue
+9
+6
Feels like
+4
668 mmHg
64%
6.8
m/s
NW
8 October, Tuesday. day, 9°; night, 6°; rain
9
+11
+8
9 October, wed
+11
+8
Feels like
+6
666 mmHg
55%
6.5
m/s
SW
9 October, Wednesday. day, 11°; night, 8°; clear
10
+12
+6
10 October, thu
+12
+6
Feels like
+7
663 mmHg
56%
7.4
m/s
W
10 October, Thursday. day, 12°; night, 6°; clear
11
+6
+3
11 October, fri
+6
+3
Feels like
+1
668 mmHg
66%
6.6
m/s
NW
11 October, Friday. day, 6°; night, 3°; partly cloudy
12
+10
+6
12 October, sat
+10
+6
Feels like
+5
667 mmHg
56%
6.1
m/s
W
12 October, Saturday. day, 10°; night, 6°; clear
Average for 30 days
17
sunny days
4
days with precipitation
9
cloudy days
17 sunny days; 4 days with precipitation; 9 cloudy days;
48
%
air humidity
5
m/s
Wind
S
8
mm of precipitation
(2% of annual average)
air humidity 48%; 8 millimeters of precipitation (2% of annual average); Wind southerly 5 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
E
NE
SW
S
S
W
E
SW
S
S
S
W
W
SE
SW
SE
SE
W
SW
S
SW
NE
E
E
NE
NE
SW
S
NW
NW
8
Average data for 10 years
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
3
4
5
6
7
Daytime temperature
Night-time temperature
