After a mild December 2011 that saw Milwaukee rank 11th warmest on record, and Madison 12th warmest, the unseasonably mild weather continued through most of January 2012. January 2012 will go in the record books as breaking into the top 15 warmest Januarys on record across southern Wisconsin.
The above normal temperatures have continued into February, making it highly probable that the winter of 2011/2012 (December through February) will finish well above normal with respect to temperatures.
The table below shows the top 20 warmest Januarys at Mitchell Field in Milwaukee. The average temperature at Milwaukee's Mitchell Field for January 2012 ended up at 28.3 degrees, which is 6.0 degrees above normal. This puts January 2012 as the 14th warmest January on record in Milwaukee. See the January Climate Summary product for Milwaukee for more information.
The warmest day was Tuesday, January 31st, when the temperature peaked at 54 degrees. The coldest day was January 20th, with a high temperature of 14. The low temperature that day was -1. In fact, this has been the only day so far this winter that the temperature dropped below zero at Mitchell Field in Milwaukee.
Below are the top 10 mildest combined December and January average temperatures for Milwaukee. This winter through January ranks as the 6th mildest on record.
The warmer temperatures have affected this winter's snowfall in southeast Wisconsin. So far this winter season, Milwaukee has received 15.5 inches of snowfall at Mitchell Field. This is 14.8 inches below normal.
The table below shows the top 20 warmest Januarys at the Dane County Regional Airport in Madison. The average temperature at the Dane County Regional Airport for January 2012 ended up at 25.5 degrees, which is 6.7 degrees above normal. This puts January 2012 in a tie for 13th warmest January on record, with 1992 and 1921. See the January Climate Summary product for Madison for more information.
The warmest day was January 11th, when the temperature peaked at 53 degrees. The coldest day was January 20th, with a high temperature of 6. The low temperature that day was -8.
Below are the top 10 mildest combined December and January average temperatures for Madison. This winter through January ranks as the 6th mildest on record.
So far this winter season, Madison has received 17.5 inches of snowfall at Dane County Regional Airport. This is 15.5 inches below normal.
National Weather Service - Milwaukee Sullivan