Syowa 12Z station_level_pressure 1957 - - 982.7 986.3 990.8 993.9 984.2 989.8 982.7 983.2 991.8 993.4 1958 988.1 - - - - - - - - - - - 1959 - 987.0 981.5 990.0 991.2 989.6 985.6 989.9 979.8 985.1 977.2 990.8 1960 983.2 985.1 975.7 980.7 988.9 985.7 981.2 982.2 977.8 982.7 981.4 981.6 1961 988.7 991.0 984.2 984.8 987.4 987.7 982.0 982.0 988.9 981.7 983.3 983.0 1962 983.5 - - - - - - - - - - - 1963 - - - - - - - - - - - - 1964 - - - - - - - - - - - - 1965 - - - - - - - - - - - - 1966 - 990.5 989.4 984.7 990.5 985.5 990.8 975.5 979.9 975.9 985.4 986.8 1967 992.1 993.9 983.8 982.4 986.8 986.8 987.3 983.8 984.2 985.9 987.6 986.0 1968 988.6 989.0 985.4 982.9 988.7 989.0 980.2 978.2 976.0 981.7 984.9 988.4 1969 993.6 988.5 981.1 986.5 983.2 994.1 976.0 975.9 978.7 986.9 983.0 986.0 1970 983.2 984.0 981.5 982.6 980.6 985.0 981.8 976.9 986.3 981.2 984.9 991.0 1971 990.1 982.5 981.3 985.9 995.4 981.2 986.5 980.3 984.4 978.3 981.6 989.3 1972 989.7 985.5 986.9 989.9 987.3 992.2 986.2 989.1 980.5 979.0 977.4 989.6 1973 990.4 984.9 977.0 979.6 987.2 985.5 981.3 977.9 980.5 979.4 981.3 981.3 1974 988.6 981.2 981.3 985.4 987.1 987.3 984.4 993.6 977.4 980.2 988.8 991.6 1975 990.3 986.9 985.2 979.9 994.6 987.1 991.6 980.8 977.5 977.3 980.9 991.2 1976 991.0 984.7 982.1 977.0 977.7 990.3 983.6 981.9 977.0 978.8 992.0 1000.4 1977 992.1 987.3 982.7 987.2 988.8 990.3 987.7 986.8 975.4 977.6 980.7 986.0 1978 984.1 984.9 986.5 981.9 984.9 985.9 988.8 975.4 978.7 983.6 984.7 987.2 1979 985.0 984.8 980.2 982.5 979.1 983.1 974.5 978.1 976.8 983.3 983.5 992.8 1980 986.7 987.7 986.9 987.1 985.4 980.2 986.6 987.6 985.9 977.8 987.3 987.6 1981 988.6 983.8 987.0 987.7 983.8 984.3 991.6 990.4 983.7 978.5 980.8 978.8 1982 991.5 984.2 973.8 976.3 980.5 979.5 983.4 983.4 975.5 984.8 988.3 995.0 1983 989.2 988.5 983.1 982.2 988.4 985.3 979.6 980.2 977.5 977.7 979.7 984.4 1984 990.6 986.5 980.2 983.2 988.8 988.5 986.6 988.1 979.5 979.4 984.8 994.1 1985 990.4 984.1 984.4 984.4 985.9 988.1 973.9 980.1 977.5 977.7 976.3 980.8 1986 987.3 991.8 985.9 977.8 991.5 989.5 978.2 984.8 970.8 977.0 979.6 981.0 1987 992.5 985.9 982.8 983.0 988.0 985.7 989.0 975.7 985.3 977.1 975.6 986.4 1988 989.5 983.2 987.2 984.6 988.6 998.8 976.4 982.2 987.0 992.5 981.7 985.5 1989 989.8 981.2 984.3 987.3 976.9 980.0 977.7 984.7 986.0 978.8 984.5 986.6 1990 987.7 981.9 982.9 990.7 994.7 990.4 988.2 980.8 976.0 982.6 984.5 984.4 1991 980.2 988.8 979.6 983.0 981.1 989.5 986.5 980.0 984.3 977.8 984.8 994.7 1992 989.1 988.9 984.8 982.5 989.9 992.9 981.1 976.7 979.8 982.4 977.0 984.6 1993 993.2 982.9 981.0 983.8 981.4 984.4 979.0 975.2 979.1 978.6 981.7 980.7 1994 985.7 981.7 977.4 983.7 985.4 995.1 983.6 980.0 982.8 979.5 987.0 979.9 1995 983.6 984.4 983.1 981.2 979.6 989.1 991.4 988.4 972.2 982.2 985.9 982.7 1996 988.5 987.2 979.3 982.0 981.4 984.8 988.2 986.3 993.0 977.8 988.8 987.7 1997 988.1 983.8 976.4 982.0 979.9 990.6 981.0 979.8 985.7 981.6 994.5 988.6 1998 983.9 981.3 978.1 971.7 981.0 980.9 979.3 981.0 981.2 980.5 975.2 981.9 1999 985.5 986.2 982.0 976.9 978.1 993.0 982.7 985.1 986.3 971.7 981.6 978.6 2000 980.0 980.1 983.6 982.5 978.3 984.5 984.2 984.2 989.2 978.4 987.2 992.4 2001 986.2 987.4 983.6 978.0 987.1 991.8 987.4 981.4 978.6 981.9 978.4 978.2 2002 984.9 976.5 987.6 984.9 993.9 986.7 985.4 978.9 983.1 991.2 984.1 980.4 2003 990.7 988.1 982.0 977.0 985.4 989.4 981.8 978.0 978.3 984.5 983.1 992.2 2004 982.8 989.8 975.2 982.1 982.4 978.2 975.9 978.1 978.1 980.7 982.5 987.3 2005 987.7 978.8 982.3 979.9 981.6 992.0 983.5 980.5 978.1 979.3 984.6 996.3 2006 985.5 985.8 978.8 982.5 976.2 984.7 978.5 995.2 984.1 977.8 980.8 984.1 2007 986.5 982.1 985.8 985.5 987.3 992.9 996.0 983.7 988.3 980.8 986.2 978.2 2008 983.6 978.7 984.8 985.3 988.2 984.5 981.1 981.6 978.5 978.3 979.3 979.4 2009 983.6 979.2 979.6 985.8 992.1 989.4 984.4 986.3 982.6 982.3 986.1 985.3 2010 990.7 989.8 984.9 983.0 982.3 975.9 974.4 974.3 978.7 977.5 977.6 989.2 2011 985.8 986.5 985.0 987.2 980.5 989.2 987.8 989.7 985.8 984.5 987.7 982.4 2012 976.6 986.4 983.1 980.6 985.1 985.1 979.0 980.7 982.1 979.4 989.2 988.1 2013 983.1 980.0 975.9 979.0 984.0 991.3 982.8 991.4 986.7 981.8 984.9 984.2 2014 989.7 981.0 982.6 979.7 987.0 986.0 981.1 985.3 986.7 984.3 985.6 976.9 2015 986.1 979.3 977.6 976.4 980.6 986.3 976.3 973.4 978.9 984.9 982.6 985.1 2016 980.4 979.8 978.4 978.9 983.1 975.8 979.4 984.2 976.6 978.3 988.0 987.1 2017 991.9 986.9 985.9 979.5 978.0 987.2 978.9 978.4 976.3 984.9 982.0 981.3 2018 982.1 978.7 985.9 985.7 990.2 990.1 983.4 980.9 976.7 981.1 976.5 983.1 2019 983.1 983.7 981.3 983.4 985.9 973.8 987.8 979.9 977.6 983.4 992.1 994.4 2020 986.3 983.6 977.8 985.5 977.7 983.3 984.0 986.0 981.1 978.9 978.4 980.2 2021 980.3 978.3 986.9 975.4 978.0 982.8 985.6 981.1 976.8 977.3 978.4 979.3 2022 985.1 980.2 980.0 980.8 983.5 990.7 978.2 979.6 975.9 976.1 971.9 976.7 2023 976.8 980.6 979.7 984.6 978.0 988.4 979.3 978.0 986.6 983.2 982.3 979.0 2024 983.2 977.8 977.0 978.0 - - - - - - - -