U.S. State
Illinois
Record Low
−36 °F / −38 °C
January 5, 1999
Iowa
Record Low
−47 °F / −44 °C
February 3, 1996
Maine
Record Low
−50 °F / −46 °C
January 16, 2009
Minnesota
Record Low
−60 °F / −51 °C
February 2, 1996
Oklahoma
Record Low
−31 °F / −35 °C
February 10, 2011
South Carolina
Record High
113 °F / 45 °C
June 30, 2012
Wisconsin
Record Low
−55 °F / −48 °C
February 4, 1996
Source: