GEO3 18Z temperature 1982 - -24.0 -31.8 -36.1 -35.5 -39.5 -36.5 -41.1 -39.6 -33.2 -22.2 -15.6 1983 -15.2 -23.6 -32.6 -31.4 -33.6 -36.2 -36.3 - -32.9 -30.9 -28.0 -19.0 1984 -15.6 -23.8 -30.5 -35.3 - - - - - - - - 1985 - - - - - - - - - - - - 1986 - - - - - - - - -34.0 -28.8 -24.6 -17.4 1987 - - - - - - - - - - - - 1988 -15.5 -24.9 -25.7 - - -32.8 -33.5 -33.2 -32.2 -29.1 -25.4 -19.9 1989 -18.1 -22.8 -30.6 - -39.7 -36.3 -37.4 -32.7 -32.9 -29.6 -25.5 -15.2 1990 -16.9 -23.4 -30.0 - -33.2 -35.8 -31.5 -37.8 -38.5 -32.2 -23.1 -16.3 1991 -18.4 -20.8 -26.8 - -34.1 -32.0 -30.8 -35.2 -36.0 -33.1 -24.3 -16.0 1992 -16.6 -21.1 -29.4 - -34.2 -32.8 -37.3 -38.1 -40.1 -31.2 -24.0 -21.3 1993 -16.4 -23.5 -30.4 -36.6 - -37.5 -37.1 -37.9 - - - -19.1 1994 -18.4 -24.3 -31.7 -33.9 -37.0 -28.3 -33.0 -38.1 -32.9 -30.9 -24.8 -18.4 1995 -19.3 -22.2 -28.6 -28.9 -35.0 -36.0 -26.2 -37.6 -36.1 -33.4 -24.2 -17.5 1996 - -20.5 -29.1 -33.5 -39.7 -32.3 -35.3 -30.8 -31.1 -30.7 -23.8 -17.1 1997 -18.3 -22.5 -27.2 -32.5 -37.2 -33.3 -36.9 -35.5 -39.3 -32.8 -23.6 -16.3 1998 -17.7 -22.0 -30.7 -36.3 -34.9 -33.0 -34.3 -34.3 -35.3 -33.0 -22.1 -18.8 1999 -18.4 -23.4 -28.1 -35.7 -34.4 -31.1 -38.2 -37.1 -35.7 -32.7 -25.5 -20.6 2000 -17.6 -25.3 -29.8 -29.8 -34.3 -31.8 -36.9 -34.0 -35.0 -35.4 -21.9 -17.4 2001 -17.0 -21.3 -29.6 -35.0 -33.2 -34.3 -35.3 - -37.6 -32.3 -23.3 -17.4 2002 -18.8 - -28.1 -31.2 -29.1 -34.1 -34.6 -37.8 -32.3 -29.2 -25.1 -18.1 2003 -16.0 -21.1 -28.6 -33.6 -34.4 -33.6 -35.6 -34.7 -34.6 -34.7 -26.0 -16.7 2004 -15.3 -19.6 -29.1 -34.6 -35.2 -36.2 -37.0 -35.3 -39.3 -31.4 -21.8 -15.8 2005 -15.3 -21.2 -25.3 -34.7 -35.7 -32.8 -34.6 -36.9 -34.2 -31.3 -25.7 -15.5 2006 -16.5 -21.7 -28.4 -33.4 -35.4 -34.6 -38.8 -35.0 -34.3 -30.3 -25.3 -19.7 2007 -15.8 -20.4 -27.6 -28.5 -28.5 -32.7 -33.9 -34.5 -35.3 -31.0 -22.4 -18.1 2008 -17.6 -20.7 -26.1 -30.2 -33.0 -38.3 -34.7 -36.5 -36.5 -33.4 -27.3 - 2009 - - - - - - - - - - - - 2010 - - - - - - - - - - - - 2011 - - - - - - - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -