Dumont_durville 00Z 300hPa height 1958 - - 8572.0 - - 8134.0 - - - - - - 1959 - - - - - - - - - - - - 1960 - - - - - - - - - - - - 1961 - - - - - - - - - - - - 1962 - - - - - - - - - - - - 1963 - - - - - - - - - - - - 1964 - - - - - - - - - - - - 1965 - - - - - - - - - - - - 1966 - - - - - - - - - - - - 1967 - - - - - - - - - - - - 1968 - - - - - - - - - - - - 1969 - - - - - - - - - - - - 1970 - - - - - - - - - - - - 1971 - - - - - - - - - - - - 1972 - - - - - - - - - - - - 1973 - - - - - - - - - - - - 1974 - - - - - - - - - - - - 1975 8737.7 8514.2 - - 8478.0 8405.3 8479.0 8283.6 8114.2 - 8565.0 8578.0 1976 8668.0 - - - - - - - 8416.5 - - - 1977 - - - - - - - - - - - - 1978 - 8670.0 8441.9 8417.0 8443.5 8478.4 8445.6 8227.0 8309.1 8307.5 8451.5 8657.5 1979 8610.0 8556.9 8487.1 8460.6 8397.7 8348.1 8263.4 8387.0 8246.0 8377.4 8399.7 8666.8 1980 8674.5 8597.8 8609.7 8581.8 8422.0 8414.8 8603.0 8405.2 8447.7 8265.5 8586.3 8660.7 1981 8634.7 8606.3 8630.8 8556.9 8410.0 8522.2 8451.4 8503.4 8381.6 8307.4 8435.8 8553.1 1982 8686.8 8597.0 8449.8 8348.2 8529.9 8520.0 8528.0 8155.5 8190.3 8398.6 8435.4 8686.1 1983 8725.2 8615.8 8460.9 8447.0 8480.1 8515.8 8235.5 8285.7 8364.5 8255.5 8390.4 8588.8 1984 8757.7 8608.9 8647.5 8441.8 8607.8 8295.9 8312.8 8464.5 8283.1 8346.6 8442.6 8767.8 1985 8761.3 8533.3 8574.2 8490.9 8353.1 8438.4 8238.6 8342.7 8262.8 8417.0 8433.2 8603.7 1986 8669.1 8881.9 8601.3 8404.5 8398.7 8269.1 8287.7 8386.9 8267.0 8383.9 8473.6 8625.9 1987 8735.3 8647.8 8447.2 8422.6 8316.8 8481.1 8375.6 8171.5 8244.0 8412.1 8459.6 8622.6 1988 8725.2 8549.5 8433.8 8478.3 8467.4 8419.8 8310.7 8283.7 8392.5 8439.0 8458.7 8542.5 1989 8614.5 8567.1 8380.0 8474.8 8286.0 8239.2 8360.8 8379.0 8458.9 8532.9 8322.0 8753.0 1990 8703.0 8550.4 8480.6 8490.0 8393.5 8350.0 8491.0 8338.4 8248.5 8280.8 8543.6 8637.0 1991 8652.9 8644.2 8475.4 8544.3 8332.2 8513.9 8421.3 8416.9 8333.9 8323.0 8539.8 8692.0 1992 8704.3 8665.5 8538.0 8434.6 8411.2 8524.6 8338.8 8465.8 8196.7 8314.4 8476.7 8585.3 1993 8726.5 8661.9 8555.7 8442.4 8270.4 8215.3 8323.1 8251.0 8321.6 8238.6 8404.3 8577.0 1994 8605.7 8578.0 8488.9 8346.0 8345.5 8579.8 8415.1 8196.4 8417.7 8379.1 8466.5 8516.8 1995 8564.6 8553.5 8480.5 8446.6 8309.6 8487.7 8529.8 8426.4 8250.9 8272.7 8529.8 8473.4 1996 8688.8 8623.3 8547.6 8532.5 8274.4 8357.5 8515.9 8400.0 8440.9 8278.3 8572.6 8619.5 1997 8669.1 8550.2 8462.2 8415.5 8365.8 8484.7 8278.1 8229.1 8329.3 8301.3 8499.4 8623.4 1998 8588.0 8565.0 8391.5 8343.5 8426.4 8373.6 8224.8 8358.6 8294.8 8366.2 8491.6 8575.8 1999 8551.0 8603.2 8476.3 8309.0 8285.0 8404.1 8298.7 8309.1 8314.2 8360.8 8399.4 8472.4 2000 8539.2 8569.3 8491.2 8340.2 8241.1 8410.9 8452.3 8439.2 8486.6 8278.3 8610.1 8636.5 2001 8702.4 8586.9 8571.5 8420.6 8522.0 8355.7 8478.5 8292.6 8324.4 8318.0 8409.6 8569.5 2002 8699.2 8599.3 8604.5 8446.7 8521.9 8494.0 8469.0 8346.8 8332.0 8437.0 8489.1 8532.6 2003 8702.0 8622.3 8537.6 8449.6 8322.5 8339.3 8352.2 8275.1 8329.5 8318.9 8414.0 8653.4 2004 8637.4 8632.9 8448.2 8407.2 8427.8 8383.0 8220.7 8427.4 8222.4 8341.3 8456.9 8679.0 2005 8684.0 8551.1 8466.0 8369.0 8373.2 8458.0 8294.2 8271.0 8414.6 8414.1 8487.0 8760.8 2006 8585.9 8540.1 8529.4 8530.2 8260.0 8295.9 8309.5 8398.3 8259.3 8278.6 8418.0 8582.3 2007 8662.8 8605.3 8613.5 8523.2 8440.2 8415.7 8526.1 8385.2 8350.3 8356.5 8509.9 8532.6 2008 8550.7 8514.5 8438.6 8490.0 8485.7 8310.5 8375.5 8351.5 8296.4 8274.3 8527.9 8585.2 2009 8604.0 8681.8 8545.2 8418.7 8489.4 8451.7 8526.7 8366.5 8482.4 8351.7 8485.8 8574.1 2010 8712.6 8603.9 8515.2 8407.8 8390.6 8332.3 8270.0 8276.8 8225.7 8337.9 8418.7 8701.3 2011 8709.3 8465.7 8546.0 8505.7 8302.3 8377.0 8341.9 8403.5 8378.7 8327.4 8455.0 8533.9 2012 8569.0 8587.9 8501.9 8459.6 8392.7 8440.4 8228.6 8375.3 8324.7 8368.1 8558.1 8644.5 2013 8635.2 8542.5 8410.3 8403.4 8422.0 8451.5 8286.9 8408.1 8522.2 8324.8 8456.0 8616.2 2014 8716.8 8600.0 8482.5 8429.3 8368.7 8317.6 8363.5 8238.6 8368.3 8326.8 8602.1 8563.2 2015 8648.2 8562.6 8450.4 8346.9 8382.5 8404.8 8279.6 8275.5 8301.8 8237.0 8373.0 8587.3 2016 8506.4 8537.2 8420.8 8390.5 8519.6 8251.2 8282.1 8457.7 8305.4 8446.4 8583.5 8628.3 2017 8660.0 8664.5 8524.2 8398.8 8453.6 8253.8 8286.5 8240.3 8308.0 8394.8 8460.0 8590.4 2018 8595.8 8612.4 8473.0 8546.9 8393.9 8434.7 8335.6 8233.6 8284.6 8323.6 8431.8 - 2019 8582.1 8616.9 8495.0 8450.9 8410.7 8386.2 - 8224.2 8296.2 8376.7 8531.2 8674.4 2020 8666.8 8535.6 - 8557.8 8434.0 - - 8352.5 8297.0 8272.3 8372.2 8513.8 2021 8622.0 - 8491.8 - - - - 8380.0 - 8439.1 8342.9 8570.7 2022 8592.0 8597.1 8521.3 8362.1 8463.0 8400.4 8427.4 8270.0 8369.3 8415.3 8418.6 8529.3 2023 8537.1 8586.2 8504.5 8521.9 8301.0 8433.8 8297.6 8260.0 8340.4 8309.6 8420.0 8507.0 2024 8579.3 8495.6 8483.0 8252.0 - - - - - - - -