Salem, Oregon, Average Temperature Rankings, July 2018 1991-2020 Degrees Fahrenheit 1 71.7 68.8 2.9 122 5 1909 2015 2017 2015 top-tenth 2 67.7 65.5 2.2 122 5 1954 2015 2017 2015 top-tenth 3 65.2 62.8 2.4 121 5 1916,1930 2015 2017 2015 top-tenth 4 61.8 59.8 2.0 119 7 1899,1955 2015 2017 2016 top-tenth 5 58.5 57.2 1.3 114 10 1955 2015 2017 2016 top-tenth 1941 6 55.7 54.9 0.8 111 12 1955 2015 2017 2016 top-tenth 1987 7 54.2 53.0 1.2 113 9 1955 2015 2017 2016 top-tenth 8 52.3 51.5 0.8 109 12 1917 2015 2017 2016 top-tenth 9 51.7 50.9 0.8 112 9 1917 2015 2017 2016 top-tenth 1996 10 51.9 51.2 0.7 111 10 1917 2015 2017 2016 top-tenth 1941 11 53.2 52.3 0.9 110 10 1917 2015 2017 2016 top-tenth 12 54.8 53.7 1.1 113 5 1917 2015 2017 2016 top-tenth 18 54.9 54.1 0.8 110 6 1917 2015,2016 2017 2016 top-tenth 2021 24 54.1 53.7 0.4 100 11 1917 2016 2014 2017 top-tenth 1992 36 54.6 53.7 0.9 101 4 1913,1917 2016 2014 2017 top-tenth 48 55.1 53.6 1.5 99 1 1913 2018 2017 2018 highest 60 54.8 53.6 1.2 93 2 1950 2019 2017 2018 top-tenth