Weather forecast for December 21 in Sioux City
The day is cold. Average daily high temperature is about zero
- Morning
- Day
- Evening
- Night
morning: -7°, mostly clear, Feels like -15.
afternoon: 0°, mostly clear, Feels like -8.
evening: -2°, partly cloudy, Feels like -9.
night: -2°, partly cloudy, Feels like -9.
Feels like
Wind, m/s
morning: Moderate, 6.4 Meters per second, up to 9 Meters per second, south-easterly.
afternoon: Moderate, 7.5 Meters per second, up to 10 Meters per second, southerly.
evening: , 5.5 Meters per second, up to 9 Meters per second, south-easterly.
night: Moderate, 6 Meters per second, up to 9 Meters per second, south-easterly.
Gusts
Pressure,normal 719−739 mmHg
morning: 738 millimeters of mercury,
afternoon: 736 millimeters of mercury,
evening: 734 millimeters of mercury,
night: 731 millimeters of mercury,
Humidity
Today in 10 years of observation
The day is usually freezing and snowy. Average daily high temperature is about 3 degrees below zero
- Daytime temperature−3°
- Temperature at night−6°
- Wind speed8.1 m/s
- Pressure729 mmHg
- Humidity80%
Overview
- Sunrise7:51 am
- Sunset4:55 pm
- Daylight hours9 hr 4 min
- Lunar phaseWaning gibbous
- UV Index1, low