Average Date Of The First Subzero Temperature Of The Winter

Some of the coldest air of the season will arrive this week, with many locations experiencing their first subzero temperatures of the winter. The table below depicts the 1981-2010 average date of the 1st subzero temperature of the winter season. The date of the first subzero temperature of the season can vary greatly from season to season. Subzero temperatures have been reported as early as early November across the northern half of the state, with the latest first subzero temperatures occurring as late as late December or into January in some seasons. The average dates are based on available data for each site.

	1981-2010 Average Date
Location	Of First Subzero Temperature

Antigo	Dec 7
Appleton	Dec 24
Chilton	Dec 25
Clintonville	Dec 17
Green Bay	Dec 20
Kewaunee	Dec 30
Laona	Dec 7
Manitowoc	Jan 1
Marshfield	Dec 10
Merrill	Dec 7
New London	Dec 17
Oshkosh	Dec 26
Rhinelander	Dec 6
Shawano	Dec 16
Stevens Point	Dec 13
Sturgeon Bay	Jan 4
Suring	Dec 14
Washington Island	Jan 10
Waupaca	Dec 20
Wausau	Dec 12
Wisconsin Rapids	Dec 14