Winter begins on December 21st, and will end on March 20th.
Prediction made by: http://www.desmoinesregister.com/story/weather/2016/08/15/what-winter-look-like-iowa-farmers-almanac-issues-forecast/88759212/
According to the National Weather Service, average temperatures in Des Moines for the winter are:
December: high 34, low 18
• January 2017: high 31, low 14
• February 2017: high 36, low 19
As we can tell, these predictions were off, and they are a lot warmer than the temps that we have had so far.
Averages for snowfall:
December: 9 inches
January: 8.5 inches
February: 7.9 inches
This chart explains at what temperature, and the wind chill, how long it would take a person to get frost bite.
The coldest recorded Iowa temperature was 47 below 0.
The largest temperature change was in 2013, throughout the day, it was 65 degrees, and overnight, it dropped to -3 degrees.
The 1978-79 winter has been the worst for the city of Clinton.
The lowest recorded temperature on a Monday in Iowa was 23 below.