Contiguous U.S., Minimum Temperature Rankings, April 2012 1901-2000 Degrees Fahrenheit 1 41.72 38.61 3.11 124 5 1920 1981 2011 2006 top-tenth 2 39.84 34.30 5.54 128 1 1950 2012 2011 2012 highest 3 35.55 30.47 5.08 128 1 1899 2012 2011 2012 highest 4 32.83 27.79 5.04 128 1 1912 2012 2011 2012 highest 5 31.32 26.76 4.56 127 1 1899 2012 2011 2012 highest 6 31.50 27.42 4.08 125 3 1899 2017 2011 2012 top-tenth 7 33.05 29.42 3.63 125 3 1899 2017 2011 2012 top-tenth 8 35.51 32.23 3.28 125 3 1917 2016 2011 2012 top-tenth 9 38.41 35.21 3.20 125 3 1917 2017 2011 2012 top-tenth 10 40.91 37.74 3.17 125 3 1917 2017 2011 2012 top-tenth 11 42.36 39.37 2.99 125 3 1917 2017 2011 2012 top-tenth 12 42.76 40.04 2.72 125 3 1917 2016 2011 2012 top-tenth 18 37.74 35.83 1.91 117 10 1918 2017 2011 2006 top-tenth 24 41.89 40.03 1.86 116 11 1918 2017 2011 2006 top-tenth 36 41.51 40.02 1.49 109 17 1918 2017 2011 2008 top-third 48 41.25 40.01 1.24 104 21 1918 2019 2011 2009 top-third 60 41.22 40.00 1.22 103 21 1920 2020 2011 2009 top-third 2014