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Monthly weather forecast in Sioux Falls
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
+25
+17
8 September, sun
+25
+17
Feels like
+23
724 mmHg
54%
6.8
m/s
SE
8 September, Sunday. day, 25°; night, 17°; partly cloudy
9
+22
+18
9 September, mon
+22
+18
Feels like
+19
725 mmHg
58%
7
m/s
SE
9 September, Monday. day, 22°; night, 18°; partly cloudy
10
+24
+17
10 September, tue
+24
+17
Feels like
+21
726 mmHg
50%
7.6
m/s
SW
10 September, Tuesday. day, 24°; night, 17°; partly cloudy
11
+24
+18
11 September, wed
+24
+18
Feels like
+22
725 mmHg
44%
6.5
m/s
SW
11 September, Wednesday. day, 24°; night, 18°; clear
12
+22
+16
12 September, thu
+22
+16
Feels like
+19
725 mmHg
56%
6.8
m/s
SE
12 September, Thursday. day, 22°; night, 16°; partly cloudy
13
September
+28
+16
13 September, fri
+28
+16
Feels like
+20
722 mmHg
52%
7.6
m/s
SE
Climate normal
+22
+16
13 September, Friday. day, 28°; night, 16°; clear
14
+27
+18
14 September, sat
+27
+18
Feels like
+23
724 mmHg
67%
4.4
m/s
SE
Climate normal
+21
+16
14 September, Saturday. day, 27°; night, 18°; mostly clear
15
+29
+19
15 September, sun
+29
+19
Feels like
+24
724 mmHg
68%
5.9
m/s
S
Climate normal
+21
+14
15 September, Sunday. day, 29°; night, 19°; mostly clear
16
+28
+20
16 September, mon
+28
+20
Feels like
+23
723 mmHg
66%
6.9
m/s
SE
Climate normal
+22
+15
16 September, Monday. day, 28°; night, 20°; partly cloudy
17
+29
+20
17 September, tue
+29
+20
Feels like
+21
721 mmHg
66%
10
m/s
SE
Climate normal
+22
+16
17 September, Tuesday. day, 29°; night, 20°; light rain
18
+24
+19
18 September, wed
+24
+19
Feels like
+20
719 mmHg
82%
7.6
m/s
SE
Climate normal
+23
+16
18 September, Wednesday. day, 24°; night, 19°; heavy rain
19
+28
+19
19 September, thu
+28
+19
Feels like
+22
720 mmHg
76%
7.5
m/s
SE
Climate normal
+24
+17
19 September, Thursday. day, 28°; night, 19°; mostly clear
20
+23
+16
20 September, fri
+23
+16
Feels like
+19
719 mmHg
77%
6.8
m/s
SE
Climate normal
+22
+16
20 September, Friday. day, 23°; night, 16°; heavy rain
21
+21
+13
21 September, sat
+21
+13
Feels like
+16
720 mmHg
73%
6
m/s
SW
Climate normal
+23
+17
21 September, Saturday. day, 21°; night, 13°; light rain
22
+20
+11
22 September, sun
+20
+11
Feels like
+13
723 mmHg
62%
5.3
m/s
W
Climate normal
+21
+17
22 September, Sunday. day, 20°; night, 11°; partly cloudy
23
+20
+13
23 September, mon
+20
+13
Feels like
+14
723 mmHg
60%
4.2
m/s
SW
Climate normal
+21
+16
23 September, Monday. day, 20°; night, 13°; partly cloudy
24
+24
+16
24 September, tue
+24
+16
Feels like
+16
723 mmHg
65%
4.9
m/s
S
Climate normal
+21
+15
24 September, Tuesday. day, 24°; night, 16°; partly cloudy
25
+23
+20
25 September, wed
+23
+20
Feels like
+21
723 mmHg
81%
3.9
m/s
SE
Climate normal
+22
+16
25 September, Wednesday. day, 23°; night, 20°; partly cloudy
26
+22
+18
26 September, thu
+22
+18
Feels like
+21
725 mmHg
88%
3.1
m/s
SE
Climate normal
+23
+16
26 September, Thursday. day, 22°; night, 18°; rain
27
+22
+18
27 September, fri
+22
+18
Feels like
+19
724 mmHg
83%
4.6
m/s
SE
Climate normal
+21
+17
27 September, Friday. day, 22°; night, 18°; partly cloudy
28
+22
+20
28 September, sat
+22
+20
Feels like
+17
723 mmHg
74%
6.3
m/s
SE
Climate normal
+20
+15
28 September, Saturday. day, 22°; night, 20°; partly cloudy
29
+22
+20
29 September, sun
+22
+20
Feels like
+16
721 mmHg
72%
7.8
m/s
SE
Climate normal
+20
+13
29 September, Sunday. day, 22°; night, 20°; partly cloudy
30
+17
+13
30 September, mon
+17
+13
Feels like
+11
722 mmHg
78%
7.4
m/s
NW
Climate normal
+20
+15
30 September, Monday. day, 17°; night, 13°; rain
1 October
+17
+12
1 October, tue
+17
+12
Feels like
+12
724 mmHg
71%
3.1
m/s
NW
Climate normal
+17
+13
1 October, Tuesday. day, 17°; night, 12°; clear
2
+19
+14
2 October, wed
+19
+14
Feels like
+13
722 mmHg
68%
4.9
m/s
SE
Climate normal
+16
+12
2 October, Wednesday. day, 19°; night, 14°; clear
3
+19
+16
3 October, thu
+19
+16
Feels like
+14
725 mmHg
76%
3.8
m/s
N
Climate normal
+18
+11
3 October, Thursday. day, 19°; night, 16°; mostly clear
4
+21
+16
4 October, fri
+21
+16
Feels like
+13
725 mmHg
68%
7.9
m/s
SE
Climate normal
+15
+12
4 October, Friday. day, 21°; night, 16°; mostly clear
5
+19
+12
5 October, sat
+19
+12
Feels like
+11
718 mmHg
72%
9.5
m/s
SW
Climate normal
+16
+12
5 October, Saturday. day, 19°; night, 12°; rain
6
+15
+11
6 October, sun
+15
+11
Feels like
+8
727 mmHg
64%
4.5
m/s
W
Climate normal
+17
+12
6 October, Sunday. day, 15°; night, 11°; clear
7
+19
+12
7 October, mon
+19
+12
Feels like
+12
726 mmHg
69%
4.6
m/s
SW
Climate normal
+17
+12
7 October, Monday. day, 19°; night, 12°; clear
8
+23
+21
8 October, tue
+23
+21
Feels like
+18
722 mmHg
77%
6.3
m/s
S
Climate normal
+16
+12
8 October, Tuesday. day, 23°; night, 21°; clear
9
+24
+21
9 October, wed
+24
+21
Feels like
+17
712 mmHg
64%
9
m/s
S
Climate normal
+15
+10
9 October, Wednesday. day, 24°; night, 21°; clear
10
+17
+4
10 October, thu
+17
+4
Feels like
+2
717 mmHg
82%
9.8
m/s
NW
Climate normal
+18
+11
10 October, Thursday. day, 17°; night, 4°; rain
11
+6
+4
11 October, fri
+6
+4
Feels like
−4
722 mmHg
81%
10.4
m/s
N
Climate normal
+14
+13
11 October, Friday. day, 6°; night, 4°; light rain
12
+7
+7
12 October, sat
+7
+7
Feels like
−1
724 mmHg
87%
7.5
m/s
N
Climate normal
+14
+9
12 October, Saturday. day, 7°; night, 7°; light rain
Average for 30 days
12
sunny days
10
days with precipitation
8
cloudy days
12 sunny days; 10 days with precipitation; 8 cloudy days;
72
%
air humidity
6.4
m/s
Wind
SE
38
mm of precipitation
(7% of annual average)
air humidity 72%; 38 millimeters of precipitation (7% of annual average); Wind south-easterly 6.4 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SE
SE
S
SE
SE
SE
SE
SE
SW
W
SW
S
SE
SE
SE
SE
SE
NW
NW
SE
N
SE
SW
W
SW
S
S
NW
N
N
13
Average data for 10 years
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
8
9
10
11
12
Daytime temperature
Night-time temperature
