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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
1
September
+23
+9
1 September, sun
+23
+9
Feels like
+18
729 mmHg
53%
3.5
m/s
NE
Climate normal
+25
+20
1 September, Sunday. day, 23°; night, 9°; clear
2
+24
+13
2 September, mon
+24
+13
Feels like
+16
729 mmHg
56%
6.2
m/s
S
Climate normal
+25
+19
2 September, Monday. day, 24°; night, 13°; partly cloudy
3
+26
+14
3 September, tue
+26
+14
Feels like
+17
726 mmHg
54%
8.4
m/s
S
Climate normal
+25
+19
3 September, Tuesday. day, 26°; night, 14°; clear
4
+28
+17
4 September, wed
+28
+17
Feels like
+20
724 mmHg
58%
7.9
m/s
S
Climate normal
+24
+17
4 September, Wednesday. day, 28°; night, 17°; partly cloudy
5
+24
+10
5 September, thu
+24
+10
Feels like
+19
727 mmHg
62%
5.1
m/s
N
Climate normal
+24
+18
5 September, Thursday. day, 24°; night, 10°; mostly clear
6
+21
+7
6 September, fri
+21
+7
Feels like
+12
727 mmHg
58%
6.4
m/s
NW
Climate normal
+24
+17
6 September, Friday. day, 21°; night, 7°; light rain
7
+17
+9
7 September, sat
+17
+9
Feels like
+8
727 mmHg
58%
5.2
m/s
NW
Climate normal
+23
+17
7 September, Saturday. day, 17°; night, 9°; mostly clear
8
+21
+10
8 September, sun
+21
+10
Feels like
+11
724 mmHg
57%
6.7
m/s
NW
Climate normal
+25
+17
8 September, Sunday. day, 21°; night, 10°; mostly clear
9
+25
+13
9 September, mon
+25
+13
Feels like
+16
723 mmHg
50%
4
m/s
SW
Climate normal
+22
+18
9 September, Monday. day, 25°; night, 13°; clear
10
+27
+12
10 September, tue
+27
+12
Feels like
+18
722 mmHg
60%
5.5
m/s
S
Climate normal
+24
+17
10 September, Tuesday. day, 27°; night, 12°; mostly clear
11
+25
+14
11 September, wed
+25
+14
Feels like
+17
721 mmHg
60%
5.1
m/s
S
Climate normal
+24
+18
11 September, Wednesday. day, 25°; night, 14°; mostly clear
12
+24
+14
12 September, thu
+24
+14
Feels like
+16
722 mmHg
53%
5.4
m/s
S
Climate normal
+22
+16
12 September, Thursday. day, 24°; night, 14°; partly cloudy
13
+22
+13
13 September, fri
+22
+13
Feels like
+16
717 mmHg
87%
7.9
m/s
SW
Climate normal
+22
+16
13 September, Friday. day, 22°; night, 13°; rain
14
+17
+9
14 September, sat
+17
+9
Feels like
+10
723 mmHg
65%
6.5
m/s
W
Climate normal
+21
+16
14 September, Saturday. day, 17°; night, 9°; mostly clear
15
+21
+16
15 September, sun
+21
+16
Feels like
+13
724 mmHg
71%
4.1
m/s
SE
Climate normal
+21
+14
15 September, Sunday. day, 21°; night, 16°; clear
16
+22
+20
16 September, mon
+22
+20
Feels like
+17
721 mmHg
75%
5.1
m/s
SE
Climate normal
+22
+15
16 September, Monday. day, 22°; night, 20°; clear
17
+25
+20
17 September, tue
+25
+20
Feels like
+22
720 mmHg
79%
5.9
m/s
SE
Climate normal
+22
+16
17 September, Tuesday. day, 25°; night, 20°; mostly clear
18
+20
+19
18 September, wed
+20
+19
Feels like
+17
722 mmHg
78%
5.5
m/s
SE
Climate normal
+23
+16
18 September, Wednesday. day, 20°; night, 19°; light rain
19
+21
+18
19 September, thu
+21
+18
Feels like
+17
723 mmHg
78%
7.5
m/s
SE
Climate normal
+24
+17
19 September, Thursday. day, 21°; night, 18°; light rain
20
+23
+20
20 September, fri
+23
+20
Feels like
+18
721 mmHg
78%
7.7
m/s
SE
Climate normal
+22
+16
20 September, Friday. day, 23°; night, 20°; rain
21
+22
+19
21 September, sat
+22
+19
Feels like
+19
723 mmHg
84%
5.5
m/s
SE
Climate normal
+23
+17
21 September, Saturday. day, 22°; night, 19°; rain
22
+22
+19
22 September, sun
+22
+19
Feels like
+18
725 mmHg
79%
5.8
m/s
SE
Climate normal
+21
+17
22 September, Sunday. day, 22°; night, 19°; light rain
23
+20
+17
23 September, mon
+20
+17
Feels like
+13
721 mmHg
76%
8.5
m/s
SE
Climate normal
+21
+16
23 September, Monday. day, 20°; night, 17°; rain
24
+18
+10
24 September, tue
+18
+10
Feels like
+14
719 mmHg
83%
6.4
m/s
NW
Climate normal
+21
+15
24 September, Tuesday. day, 18°; night, 10°; rain
25
+19
+12
25 September, wed
+19
+12
Feels like
+12
726 mmHg
67%
2
m/s
SW
Climate normal
+22
+16
25 September, Wednesday. day, 19°; night, 12°; clear
26
+18
+10
26 September, thu
+18
+10
Feels like
+12
728 mmHg
74%
2.5
m/s
E
Climate normal
+23
+16
26 September, Thursday. day, 18°; night, 10°; clear
27
+17
+10
27 September, fri
+17
+10
Feels like
+11
726 mmHg
70%
3.4
m/s
SE
Climate normal
+21
+17
27 September, Friday. day, 17°; night, 10°; clear
28
+18
+11
28 September, sat
+18
+11
Feels like
+11
724 mmHg
61%
3.7
m/s
SE
Climate normal
+20
+15
28 September, Saturday. day, 18°; night, 11°; clear
29
+18
+14
29 September, sun
+18
+14
Feels like
+11
722 mmHg
64%
5.1
m/s
SE
Climate normal
+20
+13
29 September, Sunday. day, 18°; night, 14°; clear
30
+19
+15
30 September, mon
+19
+15
Feels like
+13
723 mmHg
75%
6.7
m/s
SE
Climate normal
+20
+15
30 September, Monday. day, 19°; night, 15°; mostly clear
Average data for 10 years
Next, the average data for 10 years
1 October
+17
+13
1 October, tue
+17
+13
Feels like
+13
725 mmHg
61%
7.9
m/s
NE
1 October, Tuesday. day, 17°; night, 13°; partly cloudy
2
+16
+12
2 October, wed
+16
+12
Feels like
+12
725 mmHg
55%
7
m/s
NE
2 October, Wednesday. day, 16°; night, 12°; clear
3
+18
+11
3 October, thu
+18
+11
Feels like
+13
725 mmHg
52%
7.4
m/s
SE
3 October, Thursday. day, 18°; night, 11°; partly cloudy
4
+15
+12
4 October, fri
+15
+12
Feels like
+10
723 mmHg
62%
8.3
m/s
S
4 October, Friday. day, 15°; night, 12°; clear
5
+16
+12
5 October, sat
+16
+12
Feels like
+11
722 mmHg
62%
8.6
m/s
NW
5 October, Saturday. day, 16°; night, 12°; partly cloudy
Average for 30 days
19
sunny days
8
days with precipitation
3
cloudy days
19 sunny days; 8 days with precipitation; 3 cloudy days;
67
%
air humidity
5.6
m/s
Wind
SE
7
mm of precipitation
(2% of annual average)
air humidity 67%; 7 millimeters of precipitation (2% of annual average); Wind south-easterly 5.6 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NE
S
S
S
N
NW
NW
NW
SW
S
S
S
SW
W
SE
SE
SE
SE
SE
SE
SE
SE
SE
NW
SW
E
SE
SE
SE
SE
1
September
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
Daytime temperature
Night-time temperature
