Davis 12Z 100hPa temperature 1971 - - - - - - - - - -64.5 -46.2 -43.3 1972 -42.4 -43.0 -47.8 - - - - - - - - -41.0 1973 -41.8 -43.5 -47.0 - - - - - - -66.3 -51.2 -43.2 1974 -41.2 -44.1 -48.0 - - - - - - -59.3 -41.7 -41.6 1975 -41.4 -43.5 -47.1 - - - - - - - -50.3 -41.4 1976 - -43.2 -46.7 - - - - - - -67.6 -45.9 -44.0 1977 -42.3 -44.3 -48.4 - - - - - - -54.8 -47.4 -40.3 1978 -40.1 - - - - - - - - - - - 1979 - - - - - - - - - - - - 1980 - - - - - - - - - - - - 1981 - - - - - - - - - - - - 1982 - - - - - - - - - - - - 1983 - - - - - - - - - - - - 1984 - - - - - - - - - - - - 1985 - - - - - - - - - - - - 1986 - - - - - - - - - - - - 1987 - - - - - - - - - - - - 1988 - - - - - - - - - - - - 1989 - - -48.3 -54.8 -62.5 -71.7 -77.4 -80.9 -76.7 -69.3 -59.0 -42.7 1990 -43.2 -44.4 -48.8 -56.0 -60.1 -71.7 -74.7 -77.9 -76.3 -68.9 -60.7 -45.2 1991 -43.2 -45.4 -48.2 -53.4 -62.3 -70.1 -76.4 -76.2 -73.2 -61.1 -54.1 -42.8 1992 -42.3 -45.2 -49.8 -57.0 -62.7 -65.3 -73.5 -76.8 -73.5 -72.8 -60.4 -44.2 1993 -44.0 -43.5 -47.7 -55.8 -62.0 -74.2 -73.6 -78.6 -74.8 -67.9 -57.6 -48.0 1994 -43.7 -44.7 -49.7 -56.6 -61.0 - -76.1 -77.7 -78.9 -67.1 -43.7 -43.8 1995 -42.9 -44.9 -48.8 -54.5 -64.1 -72.1 -76.6 -76.8 -72.3 -72.2 -56.5 -52.2 1996 -44.6 -45.6 -49.0 -55.1 -66.2 -69.1 -75.7 -76.3 -70.1 -74.4 -64.1 -46.2 1997 -43.5 -44.9 -48.3 -55.9 -62.2 -72.7 -77.6 -74.9 -71.2 -73.1 -50.6 -47.5 1998 -43.7 -45.0 -49.7 -54.9 -63.9 -67.5 -76.1 -79.6 -76.5 -72.9 -65.7 -55.5 1999 -46.5 -46.2 -50.0 -56.1 -64.0 -70.9 -77.1 -78.2 -74.7 -70.8 -66.4 -58.2 2000 -46.4 -44.9 -50.0 -56.2 -64.5 -73.9 -77.0 -78.4 -73.0 -63.5 -60.4 -44.2 2001 -43.7 -46.2 -48.5 -55.7 -61.9 -68.3 -77.9 -79.6 -78.0 -75.0 -71.2 -50.0 2002 -42.7 -44.8 -48.2 -54.4 -59.6 -65.3 -73.6 -74.5 -63.5 -54.2 -47.8 -43.5 2003 -45.4 -45.2 -48.2 -56.0 -64.9 -70.9 -77.7 -78.3 -76.0 -74.0 -57.4 -46.3 2004 -44.3 -46.2 -47.4 -54.0 -61.9 -69.9 - -73.5 -72.9 -68.4 -56.8 - 2005 - - - - - - - - - - -62.6 -45.8 2006 -43.1 -45.2 - - - - - - - - -67.2 -52.5 2007 -45.9 -44.6 -48.4 -55.7 -64.6 -69.4 -78.0 -78.1 -72.8 -71.0 -61.1 -52.6 2008 -44.1 -44.4 - - - - - - - - - -50.1 2009 -45.7 -47.0 - - - - - - - - -40.2 -43.6 2010 -44.9 -46.0 -48.5 -55.3 -65.1 -72.6 -76.4 -78.5 -77.2 -74.4 -66.6 -48.6 2011 -46.3 -44.8 -49.2 -54.9 -63.4 -74.0 -77.7 -77.9 -76.6 -67.5 -61.0 -54.1 2012 -44.6 -46.1 -48.0 -55.5 -63.8 -72.2 -75.7 -74.9 -71.2 -63.7 - -42.8 2013 -43.9 - - - - - - - - - -50.6 -43.1 2014 -43.6 -44.9 -49.0 -55.3 -64.2 -70.7 -77.6 -78.9 -76.8 -70.9 -55.5 -50.2 2015 -44.1 - -50.5 -55.9 -63.6 -71.8 -77.1 -79.9 -78.6 -77.3 -65.4 -56.9 2016 -45.1 -45.6 - - - - - - - - -46.0 -43.9 2017 -43.5 -44.7 -49.8 -56.4 -64.3 -72.1 -77.1 -76.5 -69.0 -65.4 -60.7 -42.8 2018 -44.5 -46.1 -50.2 -54.5 -64.2 -72.2 -78.5 -80.0 -77.6 -72.2 -63.3 -43.4 2019 -44.8 -46.6 -48.3 -55.4 -63.8 -72.2 -73.8 -74.7 -61.7 -56.4 -45.0 -45.7 2020 -44.5 -43.4 -47.7 -54.1 -62.9 -74.7 -76.5 -75.3 -75.5 -77.2 -72.9 -58.0 2021 -43.4 -45.0 -49.4 -54.7 -66.3 -71.7 -77.6 -79.1 -76.8 -74.1 -67.6 -55.6 2022 -44.0 -44.4 -49.4 -56.1 -64.0 -72.2 -78.2 -79.5 -77.3 -75.7 -64.5 -56.1 2023 -43.2 -46.3 -50.0 -56.0 -64.2 -71.2 -78.7 -77.8 -75.0 -72.4 -68.1 -48.8 2024 -47.5 -46.2 -49.6 -56.3 - - - - - - - -