The highest day temperature in February 2026 was 65°F. The lowest night temperature was 0°F. The average values for day and night temperatures during February were 43.5°F и 24.2°F respectivly.

You can expect various weather conditions during February. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in February for Sioux City is 0.2 in. It makes february the least rainy month of the year.

The average wind speed in February is 9.8 mph.

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 February is 6.0 hours.