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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
1 September
+25
+17
1 September, sun
+25
+17
Feels like
+21
666 mmHg
44%
7.5
m/s
SW
1 September, Sunday. day, 25°; night, 17°; clear
2
September
+37
+22
2 September, mon
+37
+22
Feels like
+27
671 mmHg
27%
5.9
m/s
SW
Climate normal
+24
+16
2 September, Monday. day, 37°; night, 22°; mostly clear
3
+35
+19
3 September, tue
+35
+19
Feels like
+27
670 mmHg
29%
4.5
m/s
SW
Climate normal
+22
+16
3 September, Tuesday. day, 35°; night, 19°; thunderstorm
4
+27
+15
4 September, wed
+27
+15
Feels like
+21
673 mmHg
46%
4.1
m/s
NW
Climate normal
+23
+16
4 September, Wednesday. day, 27°; night, 15°; light rain
5
+23
+10
5 September, thu
+23
+10
Feels like
+16
678 mmHg
61%
2.8
m/s
N
Climate normal
+21
+15
5 September, Thursday. day, 23°; night, 10°; mostly clear
6
+25
+10
6 September, fri
+25
+10
Feels like
+16
678 mmHg
46%
3.7
m/s
NE
Climate normal
+21
+15
6 September, Friday. day, 25°; night, 10°; mostly clear
7
+28
+14
7 September, sat
+28
+14
Feels like
+17
676 mmHg
48%
4.1
m/s
E
Climate normal
+21
+16
7 September, Saturday. day, 28°; night, 14°; clear
8
+29
+14
8 September, sun
+29
+14
Feels like
+20
674 mmHg
40%
3.8
m/s
E
Climate normal
+21
+14
8 September, Sunday. day, 29°; night, 14°; clear
9
+29
+14
9 September, mon
+29
+14
Feels like
+18
673 mmHg
41%
4.5
m/s
E
Climate normal
+20
+14
9 September, Monday. day, 29°; night, 14°; mostly clear
10
+28
+14
10 September, tue
+28
+14
Feels like
+20
673 mmHg
53%
3.9
m/s
NE
Climate normal
+20
+15
10 September, Tuesday. day, 28°; night, 14°; clear
11
+27
+14
11 September, wed
+27
+14
Feels like
+19
672 mmHg
50%
4.5
m/s
N
Climate normal
+20
+14
11 September, Wednesday. day, 27°; night, 14°; clear
12
+20
+11
12 September, thu
+20
+11
Feels like
+12
669 mmHg
57%
6.4
m/s
W
Climate normal
+19
+13
12 September, Thursday. day, 20°; night, 11°; partly cloudy
13
+23
+13
13 September, fri
+23
+13
Feels like
+14
671 mmHg
54%
5.4
m/s
W
Climate normal
+18
+12
13 September, Friday. day, 23°; night, 13°; mostly clear
14
+19
+15
14 September, sat
+19
+15
Feels like
+18
659 mmHg
86%
3
m/s
NE
Climate normal
+18
+12
14 September, Saturday. day, 19°; night, 15°; rain
15
+20
+15
15 September, sun
+20
+15
Feels like
+17
658 mmHg
77%
3.2
m/s
E
Climate normal
+20
+14
15 September, Sunday. day, 20°; night, 15°; rain
16
+22
+18
16 September, mon
+22
+18
Feels like
+16
655 mmHg
78%
6.6
m/s
SE
Climate normal
+20
+13
16 September, Monday. day, 22°; night, 18°; mostly clear
17
+25
+20
17 September, tue
+25
+20
Feels like
+20
651 mmHg
61%
4.3
m/s
SE
Climate normal
+20
+15
17 September, Tuesday. day, 25°; night, 20°; mostly clear
18
+23
+15
18 September, wed
+23
+15
Feels like
+19
648 mmHg
46%
3.1
m/s
SW
Climate normal
+20
+14
18 September, Wednesday. day, 23°; night, 15°; partly cloudy
19
+12
+8
19 September, thu
+12
+8
Feels like
+1
654 mmHg
88%
12.6
m/s
NW
Climate normal
+19
+13
19 September, Thursday. day, 12°; night, 8°; rain
20
+10
+7
20 September, fri
+10
+7
Feels like
+1
658 mmHg
71%
9.3
m/s
NW
Climate normal
+19
+13
20 September, Friday. day, 10°; night, 7°; light rain
21
+11
+7
21 September, sat
+11
+7
Feels like
+2
656 mmHg
73%
7.2
m/s
NW
Climate normal
+19
+13
21 September, Saturday. day, 11°; night, 7°; rain
22
+16
+9
22 September, sun
+16
+9
Feels like
+9
655 mmHg
65%
3.1
m/s
NW
Climate normal
+17
+12
22 September, Sunday. day, 16°; night, 9°; clear
23
+16
+9
23 September, mon
+16
+9
Feels like
+11
657 mmHg
73%
2
m/s
NW
Climate normal
+19
+14
23 September, Monday. day, 16°; night, 9°; light rain
24
+18
+10
24 September, tue
+18
+10
Feels like
+14
656 mmHg
70%
Calm m/s
Climate normal
+19
+14
24 September, Tuesday. day, 18°; night, 10°; light rain
25
+19
+13
25 September, wed
+19
+13
Feels like
+13
656 mmHg
65%
2.4
m/s
SE
Climate normal
+22
+16
25 September, Wednesday. day, 19°; night, 13°; clear
26
+22
+15
26 September, thu
+22
+15
Feels like
+16
655 mmHg
54%
2.4
m/s
SW
Climate normal
+18
+12
26 September, Thursday. day, 22°; night, 15°; clear
27
+23
+16
27 September, fri
+23
+16
Feels like
+16
650 mmHg
41%
2.7
m/s
SW
Climate normal
+18
+13
27 September, Friday. day, 23°; night, 16°; clear
28
+20
+8
28 September, sat
+20
+8
Feels like
+11
652 mmHg
45%
7.1
m/s
NW
Climate normal
+18
+13
28 September, Saturday. day, 20°; night, 8°; mostly clear
29
+22
+18
29 September, sun
+22
+18
Feels like
+12
651 mmHg
51%
6.2
m/s
S
Climate normal
+20
+13
29 September, Sunday. day, 22°; night, 18°; clear
30
+10
+5
30 September, mon
+10
+5
Feels like
−1
655 mmHg
48%
8.9
m/s
N
Climate normal
+17
+11
30 September, Monday. day, 10°; night, 5°; partly cloudy
1 October
+12
+3
1 October, tue
+12
+3
Feels like
+3
658 mmHg
49%
4.3
m/s
SW
Climate normal
+15
+9
1 October, Tuesday. day, 12°; night, 3°; partly cloudy
Average data for 10 years
Next, the average data for 10 years
2
+14
+9
2 October, wed
+14
+9
Feels like
+10
666 mmHg
52%
6.8
m/s
SW
2 October, Wednesday. day, 14°; night, 9°; clear
3
+13
+9
3 October, thu
+13
+9
Feels like
+9
665 mmHg
64%
7.3
m/s
SW
3 October, Thursday. day, 13°; night, 9°; rain
4
+11
+8
4 October, fri
+11
+8
Feels like
+6
665 mmHg
68%
8
m/s
W
4 October, Friday. day, 11°; night, 8°; clear
5
+12
+8
5 October, sat
+12
+8
Feels like
+8
665 mmHg
68%
6.9
m/s
W
5 October, Saturday. day, 12°; night, 8°; clear
Average for 30 days
20
sunny days
6
days with precipitation
4
cloudy days
20 sunny days; 6 days with precipitation; 4 cloudy days;
56
%
air humidity
4.7
m/s
Wind
NW
13
mm of precipitation
(2% of annual average)
air humidity 56%; 13 millimeters of precipitation (2% of annual average); Wind north-westerly 4.7 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
NW
N
NE
E
E
E
NE
N
W
W
NE
E
SE
SE
SW
NW
NW
NW
NW
NW
SE
SW
SW
NW
S
N
SW
2
Average data for 10 years
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
1
October
Daytime temperature
Night-time temperature
