Sioux City Weather: May
 |
Average Day Temperature: | 70.2°F |
|
Average Night Temperature: | 54.1°F |
|
Number of Sunny Days: | 12 days |
| Sunshine Hours: | 14.1 - 15.1 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 1.3 in | |
| detailed information | ||
14 day weather
forecast
forecast
| Sioux City |
When is the Best
Time to Visit?
Time to Visit?
| Sioux City |
Air Temperature in May, °F
The highest day temperature in May 2026 was 98°F. The lowest night temperature was 30°F. The average values for day and night temperatures during May were 77.2°F и 53.4°F respectivly.
Sunny, Cloudy and Gloomy days
You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in May, in
Precipitation total in May for Sioux City is 1.3 in. It makes may the most rainy month of the year.
Wind Speed in May, mph
The average wind speed in May is 10.0 mph.
Average Sunny Hours Per Day
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Sioux City in May is 8.2 hours.
Sioux City on the Weather Map
USA Resorts:
NAME
F°
| Boston |  |
+94 |
| Chicago | |
+82 |
| Hawaii |  |
+82 |
| Houston | |
+106 |
| Las Vegas | |
+124 |
| Los Angeles | |
+92 |
| Maui | |
+78 |
| Miami | |
+92 |
| Myrtle Beach |  |
+84 |
| New York | |
+84 |
| San Diego | |
+80 |
| San Francisco | |
+62 |
| Santa Monica | |
+80 |
| Sarasota | |
+92 |
| Washington | |
+88 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Sioux City
Local time: 15:26
05 aug, wednesday
| 1800 |  |
86°F | W 5 mph |
| 2100 |  |
74°F | W 6 mph |
06 aug, thursday
| 0000 | |
64°F | NW 7 mph |
| 0300 | |
62°F | NW 7 mph |
| 0600 | |
60°F | N 6 mph |
| 0900 | |
72°F | N 8 mph |
| 1200 | |
90°F | NW 12 mph |
| 1500 | |
100°F | NW 12 mph |