San Antonio, Texas, Average Temperature Rankings, February 2012 1991-2020 Degrees Fahrenheit 1 57.5 56.9 0.6 97 33 1905 2017 2011 2009 top-third 2 56.8 54.7 2.1 114 16 1978 2017 2011 2009 top-third 1938,1990,2008 3 55.8 54.5 1.3 106 23 1899 2017 2011 2009 top-third 4 57.6 56.2 1.4 112 17 1973 2017 2011 2009 top-third 1935 5 60.3 59.3 1.0 114 15 1977 2017 2011 2009 top-third 1911,1923,1995 6 64.0 62.8 1.2 116 13 1977 2017 2011 2009 top-tenth 2005 7 67.8 66.1 1.7 124 5 1977 2017 2011 1932 top-tenth 8 70.3 68.5 1.8 126 3 1977 2017 2011 2012 top-tenth 2023 9 72.0 70.1 1.9 126 3 1977 2017 2011 2012 top-tenth 2016 10 72.7 70.8 1.9 126 3 1977 2023 2011 2012 top-tenth 11 73.0 70.7 2.3 127 2 1977 2023 2011 2012 top-tenth 12 72.5 70.1 2.4 128 1 1977 2012 2011 2012 highest 18 69.0 67.6 1.4 122 6 1978 2017 2011 2009 top-tenth 2007 24 70.9 70.0 0.9 123 5 1978 2013 2011 2000 top-tenth 2000,2021 36 70.5 70.0 0.5 115 12 1979 2018 2011 2009 top-tenth 2001 48 70.7 70.0 0.7 120 6 1961,1979 2019 2011 2009 top-tenth 2009,2013,2014,2015,2022 60 70.5 69.9 0.6 114 11 1979 2020 2011 2010 top-tenth 2010,2014,2015