World Resorts USA Sioux Falls

Sioux Falls Monthly Weather Averages

Please click on any column to get detailed information about Sioux Falls weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
30.4
44.2
59.7
78.6
83.1
81.4
78.1
65.3
51.9
42.1
25.9
22.2
23.0
34.3
45.7
59.2
65.7
66.0
63.9
52.5
40.0
31.2
16.3
15.1
Day temperature   
Night temperature

The warmest month in Sioux Falls is august. The average daily temp is 83.1°F. The average nightly temp is 65.7°F.

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.2
0.5
0.7
0.9
1.2
1.4
1.7
1.9
0.4
0.3
0.6
0.5
0.8
1.1
1.4
1.4
1
0.6
0.2
0.3

February is the month with least precipitations during the year. The average precipitation totals for this month is 0.2 in. The month with most precipitation total is June.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
4
1
1
2
1
1
2
2
3
1
1
0
1

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
4
6
8
10
12
14
9.8
10.3
10.4
10.2
9.4
8.3
9.5
10
12.4
11.2
9.9
9.6
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
11
7
4
2
5
5
7
13
12
11
11
15
10
8
8
7
10
12
10
8
8
9
9
7
10
15
19
21
16
14
13
10
10
10
9
9
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
1
2
3
4
5
6
7
8
9
10
11
12
4.4
5.7
8.2
9.7
9.8
10.1
9.6
7.7
6.6
6.1
5.2
4.3

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

* Charts above show average data for the last 3 years.

Best time for vacation in Sioux Falls

Sunniest months:
September 21 days
October 19 days
August 16 days
Warmest months:
August 83.1 °F
July 81.4 °F
September 78.6 °F
Coldest months:
January 22.2 °F
February 25.9 °F
December 30.4 °F
Rainiest months:
May 3 days
July 2 days
October 2 days
Windiest months:
April 12.4 mph
March 11.2 mph
October 10.4 mph

Sioux Falls on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
Boston
+61°F
Washington
+66°F
Hawaii
+75°F
Honolulu
+75°F
Las Vegas
+77°F
Los Angeles
+57°F
Miami
+79°F
New York
+73°F
Orlando
+86°F
San Diego
+61°F
San Francisco
+50°F
Sarasota
+91°F
Tampa
+93°F
Houston
+82°F
Chicago
+52°F
all places
24 Hours Forecast
Sioux Falls
Local time: 14:10
April 25, friday
1500
59°F
SW
11 mph
1800
61°F
SW
11 mph
2100
52°F
SW
6 mph
April 26, saturday
0000
46°F
W
6 mph
0300
43°F
NW
6 mph
0600
39°F
NW
7 mph
0900
45°F
NW
12 mph
1200
52°F
NW
16 mph
Units of measurement: °C / °F