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Weather Sioux Falls: Current forecast

Sioux Falls / South Dakota (SD) / United States

7.8 °C
Feels like 3.5 °C
Min 7 °C / Max 14 °C
Weather Sioux Falls: Clear, 8 °C Clear
20.4 mph NW
Wind
36.5 mph NW
Gusts
1023 hPa
Pressure
0 mm
Precipitation
64 %
Humidity
0
UV index

Pollen (today)

Hazel None
Alder None
Birch None
Oak None
Grass None
Mugwort None
Ragweed None
07:41 / 18:44
Sunrise / Sunset
13:29 / 21:44
Moonrise / Moonset
Waxing Crescent (27 %)
Moon phase

Updated: Oct 16, 2026, 5:00 CEST Oct 15, 2026, 22:00 CDT

Today's Summary

In Sioux Falls the weather today is clear. The thermometer currently shows 7.8°C. With wind from the north-west, it feels noticeably colder, around 3.5°C. Take an umbrella with you today – you'll probably need it. During the day temperatures will range between 6.8°C and 13.8°C.

Hourly forecast – Sioux Falls, today

Oct 15, 22:00
6 °C
Patchy rain possible
Sioux Falls Oct 15, 22:00: Patchy rain possible, 6 °C
Oct 15, 23:00
6 °C
Overcast
Sioux Falls Oct 15, 23:00: Overcast, 6 °C
Oct 16, 00:00
6 °C
Light drizzle
Sioux Falls Oct 16, 00:00: Light drizzle, 6 °C
Oct 16, 01:00
6 °C
Patchy rain possible
Sioux Falls Oct 16, 01:00: Patchy rain possible, 6 °C
Oct 16, 02:00
6 °C
Patchy rain possible
Sioux Falls Oct 16, 02:00: Patchy rain possible, 6 °C
Oct 16, 03:00
6 °C
Patchy rain possible
Sioux Falls Oct 16, 03:00: Patchy rain possible, 6 °C
Oct 16, 04:00
6 °C
Patchy rain possible
Sioux Falls Oct 16, 04:00: Patchy rain possible, 6 °C
Oct 16, 05:00
5 °C
Overcast
Sioux Falls Oct 16, 05:00: Overcast, 5 °C
Oct 16, 06:00
5 °C
Overcast
Sioux Falls Oct 16, 06:00: Overcast, 5 °C
Oct 16, 07:00
5 °C
Cloudy
Sioux Falls Oct 16, 07:00: Cloudy, 5 °C
Oct 16, 08:00
6 °C
Sunny
Sioux Falls Oct 16, 08:00: Sunny, 6 °C
Oct 16, 09:00
7 °C
Sunny
Sioux Falls Oct 16, 09:00: Sunny, 7 °C
Oct 16, 10:00
8 °C
Sunny
Sioux Falls Oct 16, 10:00: Sunny, 8 °C
Oct 16, 11:00
9 °C
Sunny
Sioux Falls Oct 16, 11:00: Sunny, 9 °C
Oct 16, 12:00
10 °C
Sunny
Sioux Falls Oct 16, 12:00: Sunny, 10 °C
Oct 16, 13:00
11 °C
Sunny
Sioux Falls Oct 16, 13:00: Sunny, 11 °C
Oct 16, 14:00
11 °C
Sunny
Sioux Falls Oct 16, 14:00: Sunny, 11 °C
Oct 16, 15:00
11 °C
Sunny
Sioux Falls Oct 16, 15:00: Sunny, 11 °C
Oct 16, 16:00
9 °C
Sunny
Sioux Falls Oct 16, 16:00: Sunny, 9 °C
Oct 16, 17:00
7 °C
Clear
Sioux Falls Oct 16, 17:00: Clear, 7 °C
Oct 16, 18:00
6 °C
Clear
Sioux Falls Oct 16, 18:00: Clear, 6 °C
Oct 16, 19:00
6 °C
Clear
Sioux Falls Oct 16, 19:00: Clear, 6 °C
Oct 16, 20:00
5 °C
Clear
Sioux Falls Oct 16, 20:00: Clear, 5 °C
Oct 16, 21:00
5 °C
Clear
Sioux Falls Oct 16, 21:00: Clear, 5 °C
Time
22
23
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
Sioux Falls Oct 15, 22:00: Patchy rain possible
Sioux Falls Oct 15, 23:00: Overcast
Sioux Falls Oct 16, 00:00: Light drizzle
Sioux Falls Oct 16, 01:00: Patchy rain possible
Sioux Falls Oct 16, 02:00: Patchy rain possible
Sioux Falls Oct 16, 03:00: Patchy rain possible
Sioux Falls Oct 16, 04:00: Patchy rain possible
Sioux Falls Oct 16, 05:00: Overcast
Sioux Falls Oct 16, 06:00: Overcast
Sioux Falls Oct 16, 07:00: Cloudy
Sioux Falls Oct 16, 08:00: Sunny
Sioux Falls Oct 16, 09:00: Sunny
Sioux Falls Oct 16, 10:00: Sunny
Sioux Falls Oct 16, 11:00: Sunny
Sioux Falls Oct 16, 12:00: Sunny
Sioux Falls Oct 16, 13:00: Sunny
Sioux Falls Oct 16, 14:00: Sunny
Sioux Falls Oct 16, 15:00: Sunny
Sioux Falls Oct 16, 16:00: Sunny
Sioux Falls Oct 16, 17:00: Clear
Sioux Falls Oct 16, 18:00: Clear
Sioux Falls Oct 16, 19:00: Clear
Sioux Falls Oct 16, 20:00: Clear
Sioux Falls Oct 16, 21:00: Clear
Temperature (°C)
Chance of rain (%)
26
25
45
31
26
21
18
17
16
12
3
2
2
1
1
1
1
1
1
1
1
1
1
2
Precipitation
0 mm
—
0.2 mm
0 mm
0 mm
0 mm
0 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Wind (mph)
NW
22
NW
22
NW
23
NW
23
NNW
25
NNW
24
NNW
22
NNW
24
NNW
23
NNW
20
NNW
19
N
20
N
19
N
16
N
15
N
14
N
12
N
10
N
5
N
4
NNE
2
S
1
SSE
3
S
6
Pressure (hPa)
1025
1025
1026
1027
1028
1029
1031
1032
1033
1035
1035
1035
1035
1035
1034
1033
1033
1033
1034
1034
1034
1035
1035
1035
Humidity (%)
81 %
82 %
83 %
87 %
82 %
73 %
68 %
65 %
62 %
58 %
58 %
50 %
44 %
39 %
34 %
30 %
28 %
28 %
37 %
38 %
40 %
41 %
43 %
46 %
Cloud cover (%)
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
100 %
86 %
5 %
5 %
5 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %
0 %

14-day weather forecast – Sioux Falls

14-day trend for Sioux Falls: Temperatures stay fairly stable over the period with no big swings. Lows can drop to around 3°C at night, with daytime highs up to 24°C.

Date
Oct 15
Oct 16
Oct 17
Oct 18
Oct 19
Oct 20
Oct 21
Oct 22
Oct 23
Oct 24
Oct 25
Oct 26
Oct 27
Oct 28
Sioux Falls October 15, 2026: Overcast
Sioux Falls October 16, 2026: Sunny
Sioux Falls October 17, 2026: Sunny
Sioux Falls October 18, 2026: Sunny
Sioux Falls October 19, 2026: Overcast
Sioux Falls October 20, 2026: Overcast
Sioux Falls October 21, 2026: Overcast
Sioux Falls October 22, 2026: Sunny
Sioux Falls October 23, 2026: Overcast
Sioux Falls October 24, 2026: Sunny
Sioux Falls October 25, 2026: Overcast
Sioux Falls October 26, 2026: Light rain
Sioux Falls October 27, 2026: Overcast
Sioux Falls October 28, 2026: Patchy rain possible
Temperature (°C)
Chance of rain (%)
79
17
1
3
15
10
15
13
57
3
8
90
82
78
Precipitation
7.9 mm
0.2 mm
—
—
0 mm
0 mm
—
—
1.7 mm
0 mm
—
23.6 mm
2.9 mm
2.1 mm
Wind max (mph)
21
25
22
19
10
17
16
15
24
25
12
14
11
11
Date Weather Min °C Max °C Sunrise Sunset Moonrise Moonset Moon phase
October 15, 2026 Sioux Falls October 15, 2026: Overcast Overcast 7 °C 14 °C 07:41 18:44 13:29 21:44 Waxing Crescent (27 %)
October 16, 2026 Sioux Falls October 16, 2026: Sunny Sunny 5 °C 11 °C 07:42 18:42 14:18 22:44 First Quarter (37 %)
October 17, 2026 Sioux Falls October 17, 2026: Sunny Sunny 3 °C 15 °C 07:43 18:40 14:57 23:47 First Quarter (47 %)
October 18, 2026 Sioux Falls October 18, 2026: Sunny Sunny 7 °C 19 °C 07:44 18:39 15:28 Does not set today First Quarter (58 %)
October 19, 2026 Sioux Falls October 19, 2026: Overcast Overcast 8 °C 17 °C 07:45 18:37 15:53 00:52 First Quarter (68 %)
October 20, 2026 Sioux Falls October 20, 2026: Overcast Overcast 12 °C 20 °C 07:47 18:35 16:15 01:56 Waxing Moon (77 %)
October 21, 2026 Sioux Falls October 21, 2026: Overcast Overcast 14 °C 21 °C 07:48 18:34 16:34 03:00 Waxing Moon (86 %)
October 22, 2026 Sioux Falls October 22, 2026: Sunny Sunny 13 °C 24 °C 07:49 18:32 16:52 04:04 Waxing Moon (92 %)
October 23, 2026 Sioux Falls October 23, 2026: Overcast Overcast 17 °C 22 °C 07:50 18:31 17:10 05:08 Full Moon (97 %)
October 24, 2026 Sioux Falls October 24, 2026: Sunny Sunny 7 °C 17 °C 07:52 18:29 17:29 06:13 Full Moon (100 %)
October 25, 2026 Sioux Falls October 25, 2026: Overcast Overcast 4 °C 11 °C 07:53 18:28 17:51 07:21 Full Moon (100 %)
October 26, 2026 Sioux Falls October 26, 2026: Light rain Light rain 4 °C 7 °C 07:54 18:26 18:18 08:32 Full Moon (98 %)
October 27, 2026 Sioux Falls October 27, 2026: Overcast Overcast 4 °C 8 °C 07:56 18:25 18:51 09:46 Waning Moon (94 %)
October 28, 2026 Sioux Falls October 28, 2026: Patchy rain possible Patchy rain possible 4 °C 6 °C 07:57 18:23 19:35 10:59 Waning Moon (88 %)
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