Mcmurdo 00Z 100hPa temperature 1956 - - - - - - - - -70.6 -65.0 - - 1957 - - - -58.1 -63.6 -69.5 -76.3 -78.7 -75.2 -62.9 -37.7 -38.8 1958 - - -45.0 -54.9 -62.9 -70.2 -77.1 -77.3 -76.0 -64.2 -46.8 -36.9 1959 -39.2 -40.8 - - -61.7 -73.1 -77.4 -78.5 -78.4 -68.9 -60.3 -42.3 1960 -41.3 -42.0 - - - - - - - - - - 1961 -38.4 -42.6 -46.9 -55.1 -64.3 -70.6 -77.5 -80.3 -77.8 -67.9 -57.2 - 1962 -39.6 -42.9 -45.1 -54.2 -65.7 -73.2 -77.0 -78.9 -74.8 -62.8 -41.2 -35.9 1963 -37.7 -40.9 -46.6 -53.6 - - - - -76.1 -68.5 -46.6 -38.4 1964 -39.9 -41.4 -47.1 -58.2 -65.5 -76.3 -78.0 -79.6 -71.7 -56.3 -36.8 -39.4 1965 -39.8 -43.4 -45.3 -55.9 -64.8 -71.0 - -78.5 -77.6 -68.5 -46.1 -39.4 1966 -39.8 -42.5 -46.4 - - - -75.3 - -77.8 -68.8 -48.6 -37.4 1967 -40.2 -42.5 -47.1 -57.9 -65.6 -73.9 -77.2 -79.0 -72.9 -57.9 -42.3 -40.5 1968 -39.3 -40.6 -47.0 -54.3 -65.9 -73.8 -79.2 - -75.6 -61.2 -39.0 -36.6 1969 -39.5 -41.0 -46.3 -53.9 -63.3 -70.5 - -79.5 -76.0 -70.3 -50.7 -39.4 1970 -40.9 -41.5 -46.1 -53.7 -62.1 - - -77.1 -75.1 - - - 1971 - - - - - - - - - - - - 1972 - - - - - - - - - - - - 1973 - - -45.1 - - -72.9 - - - - -41.9 -39.6 1974 -41.5 -42.1 -46.6 -51.6 - - - - - -63.6 -42.2 -37.0 1975 -38.6 -40.4 -43.5 - -65.0 -71.9 -76.9 -78.3 -74.8 -69.8 -52.6 -38.9 1976 -40.1 -41.2 -45.8 -54.6 -62.8 -72.6 - - -76.7 -60.5 -43.2 -41.0 1977 -39.7 -41.4 -47.3 -56.1 -65.0 -69.9 - - -76.4 -63.9 -40.0 -37.6 1978 -38.0 -40.8 -46.0 -54.0 - - - -78.9 -74.7 -60.6 -45.8 -40.9 1979 -40.1 - -46.3 -55.6 - - - - - - -48.5 -39.5 1980 -39.9 -39.4 -44.9 - -65.6 - - - - -67.4 -51.6 -37.2 1981 -39.2 -42.3 -46.5 - -60.5 - - - - - - - 1982 - - - - -64.3 - - - - - - -39.4 1983 - - - - - - - - - - - -40.9 1984 -40.7 -41.3 -44.1 - - - - - -76.1 -62.9 -47.6 -39.4 1985 -40.0 -41.8 -47.4 -53.5 - -65.8 - - - -70.9 -55.9 -43.0 1986 - -44.1 - - - - - - - - - - 1987 - -41.1 -48.1 -55.2 - - - - -83.0 -75.4 -67.7 -40.0 1988 -39.2 -40.4 -46.9 -56.3 - -75.0 - - -73.4 -62.6 -39.5 -39.3 1989 -38.9 -42.1 -47.3 -55.7 -65.7 - - - -79.8 -70.9 -57.7 -41.1 1990 -40.0 -41.7 -47.7 -56.1 -67.4 -72.3 - -78.9 -71.6 -71.9 - -36.4 1991 - -41.5 - -53.6 - - - - -71.8 -67.6 -39.0 -38.9 1992 -39.3 -43.3 -47.7 -57.6 -66.1 - - - -76.6 -65.7 -58.6 -41.5 1993 -39.9 -42.0 -46.0 -55.4 - - - - -80.9 -75.5 -53.1 -40.1 1994 -41.0 -42.4 - - - -73.1 - - - -67.6 -38.9 -37.5 1995 -39.7 -41.9 - - - - - - - -73.8 -60.6 -45.3 1996 -40.6 -42.7 - -57.4 - - - - -72.6 -72.5 -62.1 -44.6 1997 -40.1 -43.2 - - - - - - - -73.0 -59.4 -45.7 1998 -39.7 -41.6 - - - - - - - -72.3 -63.9 -51.1 1999 -43.2 -44.2 -47.3 -55.5 -66.4 -72.8 - - -79.0 -74.0 -66.7 - 2000 - -43.4 -47.9 -58.1 -67.4 -72.3 - - -78.2 -63.2 -42.9 -41.5 2001 -42.0 -43.5 -47.6 -56.4 -64.7 -69.6 - - -80.3 -72.1 -68.2 -51.3 2002 -42.0 -42.6 -48.1 -56.2 -64.4 -72.9 -75.1 -74.3 -61.9 -57.8 -42.2 -43.3 2003 -43.1 -43.9 -46.7 -56.5 -66.8 -72.8 - - - -69.5 -54.9 -43.7 2004 -42.1 -44.5 -47.4 -54.4 -60.3 -72.1 - - -76.6 -64.7 -53.5 -40.6 2005 -42.0 -43.2 -48.0 -53.9 -65.2 -70.2 -79.3 - -75.2 -66.4 -45.8 -47.7 2006 -41.3 -42.2 -46.3 -54.7 -63.8 -72.0 - - -81.1 -75.0 -68.6 -43.8 2007 -44.4 -42.1 -48.1 -54.4 -66.4 -72.6 -77.3 -81.1 -76.5 -65.3 -61.2 -49.6 2008 -40.6 -41.5 -47.5 -56.9 -63.8 -73.9 -77.9 -80.2 -80.5 -72.6 -64.6 -47.3 2009 -40.5 -43.7 -46.7 -56.4 -64.0 -71.6 - - -77.9 -66.4 -60.9 -38.4 2010 -41.4 -42.8 -46.4 -56.2 -65.8 - - -79.3 -78.9 -72.1 -68.4 -53.4 2011 -41.2 -43.3 -47.1 -56.0 -66.4 -74.3 -79.5 -82.2 -79.7 -74.0 -59.0 -46.2 2012 -40.2 -42.5 -46.2 -55.4 -65.3 - - - -76.1 -57.1 -44.2 -40.0 2013 -40.9 -42.1 -47.0 -55.9 -66.8 - - - -74.8 -65.1 -53.4 -40.3 2014 -42.0 -42.4 -46.4 -53.3 -65.5 -73.1 - - -75.3 -63.1 -48.7 -45.6 2015 -41.1 -42.3 -46.5 -55.6 -65.0 -70.5 - - -79.6 -79.0 -69.6 -49.1 2016 -42.2 -43.4 -48.9 -55.8 -63.8 -73.6 -78.8 -81.1 -76.0 -64.5 -43.7 -39.8 2017 -41.3 -43.3 -47.9 -55.7 -67.1 -73.2 -79.9 -78.1 -74.8 -64.8 -52.9 -42.4 2018 -41.8 -43.9 -49.1 -56.2 -64.6 -75.1 -79.5 -81.9 -79.3 -75.8 -62.2 -45.6 2019 -42.1 -43.8 -48.4 -56.2 -67.6 -71.4 -80.0 -79.6 -64.8 -52.8 -41.0 -41.2 2020 -41.1 -42.0 -46.5 -54.9 -64.6 -73.1 -79.0 -81.3 -81.5 -76.5 -72.2 -54.4 2021 -42.8 -42.8 -48.3 -54.9 -64.6 -75.2 -81.1 -82.5 -80.8 -76.4 -68.5 -52.4 2022 -44.3 -43.0 -47.9 -57.1 -67.6 -73.4 -78.7 -81.0 -79.6 -77.6 -67.8 -46.9 2023 -42.6 -43.5 -48.9 -56.6 -66.9 -73.5 -78.0 -80.2 -79.0 -71.0 -66.1 -51.1 2024 -43.2 -43.7 -48.0 -57.4 - - - - - - - -