Mirny 12Z 500hPa temperature 1956 - - - -34.0 -34.6 - -37.9 - - - -31.0 -27.7 1957 -26.8 -30.9 -31.3 -32.1 -34.7 -30.5 -37.7 -37.0 -37.1 -32.9 -31.2 -28.7 1958 -28.1 -31.7 -31.5 -35.3 -33.5 -33.8 -37.0 -38.5 -37.5 -36.1 -33.4 -32.4 1959 -31.0 -29.4 -29.2 -33.4 -36.1 -33.8 -36.1 -34.8 -36.0 -34.6 -33.8 -26.9 1960 -28.9 -29.9 -34.2 -33.4 -36.2 -37.7 -38.1 - - -35.9 -32.9 -29.2 1961 -31.1 -28.6 -32.8 -32.0 -34.0 -35.9 -37.5 -36.2 -33.6 -32.5 -30.2 -31.0 1962 -30.5 -30.4 -35.3 -33.8 -36.8 -35.5 -40.0 -39.8 -37.9 -37.0 -32.4 -31.6 1963 -28.2 -31.6 -32.7 -36.5 -33.9 -35.8 -36.4 -33.2 -37.5 -36.6 -34.8 -29.0 1964 -28.1 -29.5 -31.6 -33.1 -36.3 -34.4 -34.1 -35.7 -39.4 -36.6 -31.2 -29.2 1965 -29.9 -29.6 -32.7 -33.0 -31.6 -37.8 -38.5 -37.7 -39.9 -37.5 -34.5 -27.7 1966 -29.0 -28.3 -31.3 -35.8 -33.9 -36.7 -35.3 -40.3 -36.4 -38.6 -32.5 -29.5 1967 -26.8 -29.9 -32.6 -35.5 -35.2 -35.9 -36.8 -38.4 -38.2 -38.3 -31.7 -30.6 1968 -29.0 -30.1 -30.8 -33.1 -32.7 -35.7 -38.2 -39.2 -38.8 -36.4 -31.1 -29.7 1969 -27.6 -30.2 -32.9 -35.0 -35.9 -35.5 -38.4 -40.2 -37.8 -35.1 -32.4 -29.6 1970 -28.9 -32.9 -29.1 -32.4 -33.1 -35.7 -36.0 -37.6 -37.7 -37.1 -34.0 -29.2 1971 -27.4 -28.8 -34.2 -34.1 -35.3 -37.8 -38.1 -37.0 -34.9 -35.8 -33.8 -27.6 1972 -28.8 -32.1 -33.6 -34.7 -38.2 -39.0 -37.7 -34.7 -37.0 -35.1 -34.4 -30.2 1973 -29.2 -31.8 -33.0 -32.9 -33.2 -35.5 -39.7 -38.9 -35.5 -34.1 -31.9 -31.7 1974 -30.2 -29.6 -34.7 -34.3 -37.1 -37.6 -38.2 -36.1 -38.3 -34.3 -31.6 -28.2 1975 -28.7 -30.1 -30.8 -34.8 -35.9 -36.8 -36.0 -37.8 -38.7 -34.8 -32.3 -29.9 1976 -28.1 -30.3 -32.6 -35.8 -38.5 -37.1 -38.9 -39.6 -38.9 -37.5 -33.0 -29.6 1977 -28.9 -28.7 -33.1 -35.9 -35.0 -35.7 -37.3 -37.5 -40.5 -37.0 -31.5 -31.5 1978 -30.1 -32.0 -31.1 -33.9 -35.2 -37.9 -37.2 -39.7 -39.1 -36.9 -31.4 -30.9 1979 -28.6 -31.0 -34.5 -33.7 -36.4 -39.6 -38.0 -40.5 -37.6 -36.3 -29.1 -29.8 1980 -28.1 -29.6 -32.4 -31.4 -37.7 -37.6 -36.7 -34.2 -35.7 -36.8 -31.2 -31.1 1981 -29.4 -28.8 -32.5 -35.1 -38.3 -38.8 -38.6 -35.5 -36.9 -38.5 -32.9 -29.2 1982 -29.3 -30.5 -33.9 -38.2 -37.7 -39.0 -38.4 -40.4 -39.3 -37.4 -30.3 -28.1 1983 -30.2 -31.0 -31.8 - - -37.3 - - -34.4 - - -30.4 1984 - -31.8 - - -32.8 -40.3 - -39.2 - - -32.5 - 1985 -27.3 -30.2 - -35.7 - - -40.5 - - -37.1 - - 1986 - -26.5 -29.8 - - -39.8 - - - - - - 1987 -27.0 -29.6 - - -38.9 - - -40.8 - - -31.8 - 1988 -27.5 -31.9 -32.0 - - -35.7 - - -32.5 - - -30.7 1989 -28.2 -29.9 -34.2 - -37.3 - - -37.0 - - - - 1990 -27.0 -29.4 - -30.8 - - -33.4 - - -34.2 - - 1991 -31.1 -29.5 - - - - - -37.9 - - -36.6 - 1992 -29.6 -29.6 -29.7 - - -33.7 - - -39.4 - - -30.0 1993 -28.9 -30.2 -31.7 - - - - - - - - - 1994 - -32.7 - -32.9 - - -35.3 - - -37.3 - - 1995 - -32.3 - - -35.5 - - -40.7 - - -32.0 - 1996 - - - - - -35.7 -36.3 -35.6 -35.6 -35.3 -32.6 -30.3 1997 -29.6 -30.4 -31.1 -35.0 -35.6 -36.4 -39.8 -38.7 -40.6 -35.8 -32.4 -28.6 1998 -29.1 -29.3 -32.1 -36.1 - - -38.4 - - -36.8 - - 1999 - -30.6 - -35.7 - - -39.3 -39.7 -37.8 -37.0 -31.5 -32.4 2000 -29.5 -30.0 -31.5 - - -33.0 - - -38.0 - - -27.5 2001 - -27.1 - - -37.1 - - -37.8 - - -33.7 - 2002 -29.8 - - -33.8 - - -35.0 - - -33.6 - - 2003 - -27.0 - - -35.2 - - -38.1 - - -31.1 - 2004 - - -29.7 - - -35.5 - - -39.6 - - -27.2 2005 - -29.5 - - -31.7 - - -35.9 - - -36.0 - 2006 -29.0 - - -33.1 - - - - - -34.5 - - 2007 - - - - -31.3 - - -34.4 - - -30.2 - 2008 - - -33.7 - - -37.5 - - -36.7 - - -30.6 2009 - -28.4 - - -31.8 - - -34.5 - - -31.6 - 2010 -27.2 - - -34.6 - - -40.2 - - -35.5 - - 2011 - -32.5 - - -36.9 - - -37.1 - - -27.7 - 2012 - - -32.6 - - -37.8 - - -40.3 - - -25.5 2013 - -28.1 - - -36.1 - - -36.9 - - -29.7 - 2014 -29.4 - - -36.9 - - -37.0 - - -35.5 - - 2015 - -31.3 - - -37.6 - - -37.6 - - -29.1 - 2016 - -35.7 - - -35.2 - - -36.7 - - -31.8 - 2017 -29.7 - - -38.2 - - -34.1 - - -35.3 - - 2018 - - - - - - - - - - -33.3 -32.4 2019 -29.8 -28.3 - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -