Weather in Sioux City: May
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Average day temperature: | 66.6°F |
Average night temperature: | 54.1°F | |
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Number of sunny days: | 10 days |
Day length: | 14.1 - 15.1 hours | |
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Number of rainy days: | 3 days |
Precipitation totals: | 1.4 in. | |
more information |
14 days
forecast
forecast
Sioux City |
weather in
June
June
Sioux City |
Air temperature in May, °F
Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day temperature | Night temperature |
The highest day temperature during May of 2024 was 78°F. At the same time the lowest night temperature was 46°F. Daily and nightly averages during May were 67.6°F and 54.4°F.
Sunny, partly cloudy and cloudy days
Sunny days | |
Partly cloudy days | |
Cloudy days |
32%
26%
42%
Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in May, in.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.2
0.5
0.7
1.0
1.2
1.5
1.7
1.4
1.0
1.4
1.4
1.0
Precipitation total value in Sioux City in May is 1.4 in. Other months of the year show relatively similar values.
Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.1
4.3
6.4
8.6
10.7
12.9
15.0
10.0
10.5
10.4
10.4
9.4
8.2
9.7
12.5
11.5
9.7
9.6
10.0
10.5
10.4
10.4
9.4
8.2
9.7
10.1
12.5
11.5
9.7
9.6
The average wind speed value in May is 10.1 mph
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.8
3.5
5.3
7.0
8.8
10.5
12.3
4.6
5.8
8.1
9.7
9.9
10.2
9.8
6.9
6.2
5.4
4.4
4.6
5.8
8.1
9.7
9.9
10.2
9.8
7.6
6.9
6.2
5.4
4.4
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 7.6.
Best time for vacation in Sioux City
Sioux City on a weather map
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Places in USA:
Name
°F
24 Hours Forecast
Sioux City
Local time: 09:23
April 07, monday
1200

41°F
S
13 mph
13 mph
1500

46°F
S
10 mph
10 mph
1800

48°F
SW
7 mph
7 mph
2100

39°F
W
6 mph
6 mph
April 08, tuesday
0000

32°F
NW
6 mph
6 mph
0300

30°F
NW
7 mph
7 mph
0600

30°F
NW
7 mph
7 mph
0900

39°F
NW
12 mph
12 mph