Vostok 12Z temperature 1958 -28.0 -41.0 -53.5 -63.9 -62.3 -68.2 -65.0 -71.5 -66.4 -57.1 -40.5 -30.2 1959 -31.1 -40.2 -50.2 -61.2 -64.6 -66.2 -68.2 -69.3 -65.7 -53.1 -40.3 -28.7 1960 - -39.9 -58.7 -67.3 -67.9 -71.3 -67.5 -70.3 -64.2 -53.4 -40.4 -30.1 1961 -29.7 -38.9 -54.3 -64.6 -65.3 -60.6 -64.2 -66.8 -59.9 -50.5 -39.0 -30.8 1962 - - - - - - - - - - - - 1963 - -41.0 -56.3 -63.2 -65.9 -65.3 -64.2 -63.1 -55.1 -53.6 -41.1 -30.4 1964 -29.3 -43.2 -60.5 -69.6 -68.6 -60.6 -66.5 -62.2 -70.1 -56.5 -39.4 -29.2 1965 -30.1 -40.1 -55.8 -66.0 -64.2 -67.0 -69.2 -66.3 -67.5 -55.2 -41.0 -30.1 1966 -32.2 -39.6 -53.5 -66.8 -67.1 -68.5 -67.3 -71.6 -68.0 -55.6 -40.2 -28.7 1967 -27.5 -42.5 -54.3 -66.3 -69.3 -66.9 -66.9 -73.1 -64.8 -55.3 -38.3 -28.1 1968 -30.0 -41.9 -56.8 -62.2 -65.3 -63.9 -71.1 -70.2 -71.4 -52.1 -39.6 -29.7 1969 -29.3 -40.4 -58.6 -63.4 -66.9 -62.6 -69.5 -69.5 -69.6 -53.6 -40.5 -29.5 1970 -29.1 -41.2 -55.0 -64.6 -66.0 -62.9 -66.5 -70.1 -64.6 -53.8 -41.2 -29.0 1971 -27.7 -38.5 -57.6 -65.5 -63.8 -65.2 -68.8 -66.5 -63.0 -54.0 -40.1 -27.8 1972 -28.0 -41.4 -56.5 -65.5 -66.0 -66.7 -69.3 -61.2 -62.2 -53.5 -40.3 -30.1 1973 -30.5 -40.7 -58.3 -60.6 -63.5 -64.9 -68.3 -71.6 -62.7 -53.9 -37.7 -30.3 1974 -26.7 -42.9 -60.8 -68.6 -66.9 -62.8 -66.0 -68.5 -68.4 -53.4 -38.8 -29.3 1975 -28.7 -42.5 -54.7 -63.8 -61.8 -66.2 -69.9 -73.2 -69.6 -54.4 -39.1 -30.0 1976 -29.3 -40.3 -57.1 -65.9 -70.2 -64.6 -62.5 -64.9 -67.9 -55.1 -39.6 -26.8 1977 -27.0 -39.9 -56.2 -67.2 -62.5 -64.3 -63.6 -67.4 -70.8 -57.0 -42.1 -27.9 1978 -31.1 -40.7 -57.8 -64.7 -64.3 -64.5 -64.0 -73.5 -64.3 -57.1 -38.8 -26.7 1979 -28.9 -42.8 -59.8 -62.5 -69.5 -69.4 -72.2 -68.3 -67.8 -59.6 -41.4 -27.6 1980 -26.8 -40.3 -53.9 -62.1 -65.1 -61.7 -64.4 -61.9 -62.6 -55.8 -39.4 -28.2 1981 -30.4 -41.7 -56.0 -67.0 -70.4 -66.4 -63.2 -60.6 -61.6 -57.0 -41.2 -28.4 1982 -29.2 -41.1 -63.1 -65.4 -63.3 -67.6 -62.7 -73.0 -70.2 -54.0 -36.2 -27.9 1983 -28.0 -41.5 -57.5 -63.8 -60.3 -63.0 -73.9 -67.1 -61.5 -54.3 -41.5 -30.0 1984 -29.0 -44.1 -56.9 -62.7 -60.9 -70.3 -65.3 -68.4 -63.1 -56.2 -39.1 -27.5 1985 -28.2 -43.4 -58.8 -62.4 -68.3 -66.6 -70.3 -66.5 -66.9 -56.2 -42.0 -29.5 1986 -28.2 -36.9 -58.5 -66.8 -66.9 -70.8 -68.4 -69.5 -66.4 -55.3 -40.1 -28.7 1987 -28.1 -42.0 -55.9 -64.7 -66.9 -59.6 -65.4 -75.2 -67.5 -54.6 -41.5 -28.8 1988 -28.5 -42.2 -55.3 -65.6 -63.4 -64.4 -70.1 -66.2 -65.7 -53.4 -40.0 -30.1 1989 -30.7 -41.5 -56.5 -67.1 -69.2 -68.4 -67.1 -64.5 -61.1 -52.1 -39.8 -25.1 1990 -27.3 -40.8 -58.4 -61.9 -66.7 -65.0 -66.7 -69.2 -65.9 -53.6 -37.6 -25.5 1991 -28.7 -38.9 -56.1 -62.0 -68.1 -61.4 -58.8 -67.5 -67.7 -57.2 -39.9 -27.2 1992 -28.9 -38.0 -56.2 -65.8 -66.0 -63.4 -67.9 -63.7 -67.5 -56.0 -38.8 -29.7 1993 -27.0 -40.3 -56.9 -67.0 -68.4 -68.3 -70.7 -70.8 -68.8 -54.3 -39.3 -30.2 1994 -28.8 - - - - - - - - - - - 1995 -29.6 -40.4 -57.3 -65.5 -69.1 -67.7 -56.7 -67.4 -69.3 -56.4 -40.1 -28.9 1996 - - - - - - - - - - - - 1997 -29.6 -40.9 -57.5 -64.6 -68.4 -64.1 -72.7 -71.7 -65.8 -55.2 -37.1 -27.2 1998 -30.1 -40.1 -60.4 -68.7 -65.8 -67.2 -66.5 -67.2 -71.5 -57.7 -39.7 -28.4 1999 -29.0 -41.6 -56.9 -70.5 -70.3 -64.9 -69.9 -67.8 -68.1 -56.9 -40.3 -31.8 2000 -29.9 -42.0 -60.3 -65.2 -68.1 -59.5 -67.1 -66.7 -66.0 -60.1 -38.6 -27.9 2001 -28.3 -40.8 -57.9 -63.4 -63.4 -66.7 -65.9 -69.1 -66.0 -55.4 -38.6 -27.9 2002 -26.7 -42.7 -56.1 -61.9 -59.5 -65.3 -64.9 -71.7 -67.8 -54.1 -40.7 -31.0 2003 -28.2 - - - - - - - - - - - 2004 - - -57.2 -62.7 -64.2 -65.7 -70.1 -62.0 -65.9 -55.0 -39.4 -26.3 2005 -28.7 -41.9 -56.0 -66.2 -67.5 -63.5 -63.3 -67.8 -63.1 -53.5 -39.5 -26.6 2006 -29.5 -41.4 -57.6 -62.1 -65.7 -64.7 -67.3 -65.8 -64.7 -55.7 -41.3 -29.5 2007 -29.0 - - -61.7 - - -64.3 -64.2 -63.6 -53.3 -39.5 -29.9 2008 -30.4 -43.0 -53.6 -63.6 -66.9 -70.5 -65.4 -70.2 -68.0 -56.6 -38.0 -28.0 2009 -28.4 -38.1 -57.2 -67.4 -63.6 - -59.7 -68.0 -64.5 -56.3 -38.4 -28.9 2010 -27.8 -41.4 -55.3 -67.3 -64.5 -69.0 -69.3 -71.2 -64.9 -56.3 -41.7 -27.9 2011 -27.7 -39.7 -57.3 -61.2 -67.8 -68.6 -61.3 -60.7 -64.6 -53.8 -38.0 -28.2 2012 -28.6 -42.7 -58.1 -65.3 -67.4 -68.3 -70.2 -71.0 -69.7 -53.0 -38.0 -27.3 2013 -28.9 -44.4 -61.0 -64.3 -68.0 -61.4 - -62.9 -59.2 -53.9 -37.0 -27.9 2014 -27.2 -41.6 -58.6 -65.5 -62.4 -63.1 -67.9 -64.6 -62.5 -53.3 -37.7 -29.6 2015 -29.2 -41.5 -57.0 -64.6 -70.3 -64.3 -66.1 -70.0 -66.4 -51.6 -37.4 -27.6 2016 -29.4 -41.5 -59.6 -66.6 -64.5 -70.9 -71.5 -63.7 -65.3 -56.1 -37.3 -28.4 2017 -27.9 -41.0 -58.3 -67.1 -63.9 -69.3 -65.1 -65.9 -66.0 -49.7 -37.6 -29.8 2018 -29.2 -41.5 -55.6 -62.4 -60.5 -62.6 -65.0 -63.5 -63.6 -52.8 -39.6 -26.5 2019 -30.3 -38.9 -58.3 -66.6 -68.4 -69.2 -65.1 -64.8 -64.9 -51.6 -38.1 -27.1 2020 -27.9 -41.1 -59.5 -62.1 -63.3 -65.2 -61.7 -65.6 -59.6 -55.1 -36.4 -29.0 2021 -29.0 -43.0 -56.9 -64.1 -68.7 -70.2 -66.2 -62.9 -63.9 -51.4 -39.0 -26.4 2022 -30.2 -39.3 - -67.9 -64.6 -61.8 -66.9 -67.6 -68.0 -55.0 -41.4 -31.0 2023 -31.3 -39.8 -57.6 -62.3 -68.3 -63.1 -65.8 -71.3 -63.0 -55.7 -42.2 -31.2 2024 -30.9 -42.9 -58.3 -68.0 - - - - - - - -