New Jersey, Average Temperature Rankings, July 2020 1901-2000 Degrees Fahrenheit 1 78.8 73.5 5.3 128 1 1895 2020 2019 2020 highest 2 75.2 71.0 4.2 127 2 1903 2010 2019 2011 top-tenth 2011 3 69.8 67.3 2.5 119 10 1907 2010 2017 2019 top-tenth 1999 4 64.5 62.8 1.7 101 28 1907 2010 2014 2019 top-third 1993 5 60.9 58.1 2.8 119 10 1907,1926 2010 2018 2019 top-tenth 6 57.3 53.5 3.8 125 4 1907 2012 2019 2012 top-tenth 2011 7 54.4 50.1 4.3 127 2 1904,1907 2012 2019 2012 top-tenth 8 52.2 48.0 4.2 124 4 1904 2012 2019 2016 top-tenth 9 50.9 47.4 3.5 121 7 1904 2012 2019 2017 top-tenth 1998 10 51.7 48.1 3.6 123 5 1904 2012 2019 2017 top-tenth 2010,2017 11 53.2 49.6 3.6 123 5 1918 2012 2019 2017 top-tenth 1991 12 55.0 51.5 3.5 123 5 1904 2012 2019 2017 top-tenth 2022 18 55.6 52.1 3.5 125 3 1905,1918 2012 2019 2017 top-tenth 2013 24 54.8 51.4 3.4 123 4 1905 2017 2019 2017 top-tenth 2021,2022 36 54.4 51.4 3.0 119 7 1906 2012 2017 2019 top-tenth 2008,2017 48 54.7 51.4 3.3 121 4 1907 2019 2018 2019 top-tenth 60 54.9 51.4 3.5 123 1 1908 2020 2019 2020 highest