Mcmurdo 00Z 50hPa temperature 1956 - - - - - - - - -66.7 - - - 1957 - - - -64.0 -68.9 -75.3 -82.2 -83.7 -76.8 -57.6 -32.8 -36.6 1958 - - -47.0 - - -74.9 - - -76.1 -57.7 -36.7 -34.9 1959 -36.6 -40.8 - - -66.6 - - -83.0 -78.5 -65.6 -54.4 - 1960 - -41.3 - - - - - - - - - - 1961 -37.7 -42.2 -49.7 -60.4 -70.4 - - - -79.7 - -48.7 - 1962 -37.7 -42.2 -47.0 -59.4 - - -82.2 -82.1 -73.4 -56.6 -36.5 - 1963 - -41.2 - - - - - - -77.1 -63.8 -36.4 -36.1 1964 -38.5 -39.9 -48.4 -59.8 -70.7 -80.9 -85.0 -84.5 -69.6 -44.9 -34.4 -37.0 1965 -38.4 -43.3 -47.5 -58.4 -71.5 - - - -79.2 -65.0 -35.6 -35.2 1966 -37.6 -42.5 - - - - - - -79.9 - -39.0 - 1967 -37.6 -42.8 -49.0 -62.1 - -81.7 -83.3 -82.5 -71.4 -49.2 -37.8 -38.2 1968 -37.9 -40.9 -48.2 -57.6 -72.4 -79.8 -85.6 - -76.5 -52.6 -32.3 -35.1 1969 -38.0 -41.9 -49.5 -58.8 - - - -83.6 -77.6 -66.9 -39.3 -36.7 1970 -37.6 -40.4 -49.2 -57.7 - - - - -73.9 - - - 1971 - - - - - - - - - - - - 1972 - - - - - - - - - - - - 1973 - - - - - - - - - - - - 1974 -39.0 -41.3 -47.8 - - - - - - -57.5 -35.3 - 1975 - - - - -71.6 -80.0 -83.7 -80.1 -72.4 -65.5 -46.2 -35.2 1976 -37.9 -41.3 -48.0 -59.8 -68.3 - - - - -48.3 -36.1 -35.9 1977 -37.2 -41.3 -49.1 -59.3 -70.6 -78.6 - - -76.1 -54.2 -32.8 -35.3 1978 -36.4 -40.8 -47.4 -57.0 - - - - - -49.1 -41.8 - 1979 -37.9 - -47.5 -58.4 - - - - - - -39.3 -37.2 1980 -38.6 -39.3 - - - - - - - - -43.0 -34.4 1981 -37.6 -41.0 - - - - - - - - - - 1982 - - - - - - - - - - - -36.0 1983 - - - - - - - - - - - -33.2 1984 -37.4 -38.5 -48.4 - - - - - -75.9 -54.8 -32.6 -33.0 1985 -36.6 -40.9 -50.5 -57.3 - - - - - -63.9 -43.5 - 1986 - - - - - - - - - - - - 1987 - - - - - - - - - -73.3 - -33.5 1988 -35.7 -39.0 -48.2 - - - - - -73.1 -51.0 -31.4 -35.2 1989 -35.7 -40.5 -47.4 -60.2 -69.2 - - - -82.4 - - - 1990 -37.4 -40.4 -49.0 -60.2 -73.6 - - - -69.9 -64.2 - -26.1 1991 -27.0 -41.1 - -58.0 - - - - -71.8 - - -35.6 1992 -37.5 - -48.4 - - - - - -75.5 -49.2 -41.3 -36.5 1993 -37.7 -40.7 -47.7 -58.4 - - - - - - -36.3 -33.4 1994 -37.5 - - - - - - - - - - -32.4 1995 -37.0 -41.4 - - - - - - - - -39.8 -33.1 1996 -36.9 -41.4 - - - - - - -71.4 -69.5 - -37.1 1997 -36.6 - -47.4 - - - - - - - - -31.7 1998 - - - - - - - - - - -50.2 -38.6 1999 -37.8 -42.8 -50.0 -58.7 - - - - - -66.5 -54.3 - 2000 - -42.7 -49.4 -59.3 - - - - - - -32.5 - 2001 - - - - - - - - - - -50.0 -38.1 2002 -39.0 - - - - - - - - -51.3 - -38.7 2003 -40.4 -42.9 - -61.5 - - - - - -55.2 -36.0 -39.1 2004 -38.9 -43.7 -49.3 -58.2 - - - - - -47.7 -43.5 -36.9 2005 -38.5 -42.3 -50.3 -58.4 -69.1 - - - -72.4 -51.2 -34.6 -37.5 2006 -38.7 -41.5 -50.2 -60.4 -67.3 - - - -82.3 -69.2 -53.1 -35.5 2007 -35.7 - -50.5 -59.6 -74.3 - -79.1 - -72.8 -50.7 -48.9 -35.5 2008 -38.3 - - - - - - - -80.8 -62.4 -49.6 -37.7 2009 - - - -61.1 -69.3 - - - - -53.4 -45.9 -33.8 2010 - - -47.5 -60.6 - - - - -77.9 -60.9 -53.2 -45.0 2011 -36.4 -43.1 -52.1 -60.3 -72.5 - - - - -69.9 - - 2012 - - -49.2 -61.0 - - - - - -42.4 -38.4 -37.7 2013 -38.7 -41.1 -50.4 -60.8 - - - - -71.0 -49.3 -37.6 -37.4 2014 -39.0 -42.0 -47.9 -58.2 -69.5 - - - -72.5 -54.7 -38.3 -33.6 2015 -37.6 -41.1 -48.5 -60.5 -70.1 - - - - -76.4 -54.4 -38.5 2016 -36.8 -41.0 -50.5 -61.1 -70.8 - - - -74.8 -56.0 -39.1 -36.6 2017 -39.2 -43.1 -49.5 -60.9 -74.3 - - - -69.3 -56.8 -37.1 -36.4 2018 -38.4 -43.0 -51.2 -62.1 -70.6 - - - -79.8 -70.2 -42.3 -36.1 2019 -38.6 -42.8 -50.1 -61.4 -73.6 -76.6 - - -52.7 -42.9 -38.2 -38.0 2020 -38.9 -42.4 -48.6 -61.2 -71.4 - - - -84.0 -73.4 -64.3 -40.0 2021 -37.5 -42.1 -49.6 -59.8 -72.1 -80.8 - - -83.0 -73.6 -55.8 -40.7 2022 -36.0 -42.1 -49.5 -62.2 -74.9 -78.5 - - -80.6 -74.1 -57.5 -34.9 2023 -38.1 -42.6 -51.5 -62.2 -74.4 -80.9 - - -81.3 -64.0 -54.8 -41.6 2024 -38.7 -42.4 -48.7 -61.0 - - - - - - - -