GC41 12Z temperature 1984 - - - - - - - - - - -34.4 -21.5 1985 -22.4 -35.1 -43.3 - - - - - -54.3 -47.9 -33.0 - 1986 -24.1 -25.3 -43.5 -53.1 -53.8 -55.4 -51.5 -48.9 -49.3 -40.7 -31.8 -23.1 1987 -20.8 -33.6 -44.1 -50.2 -53.1 - - -60.3 - -39.9 -34.2 - 1988 -21.9 -32.8 -47.3 -52.2 -50.5 -53.6 -56.2 - - -42.2 -34.0 -23.3 1989 - -34.0 -46.4 -50.9 -60.7 -59.5 -50.4 -52.4 -44.9 -41.5 -34.1 -19.7 1990 -22.9 -32.7 -45.1 -48.8 -54.0 - -45.8 - - - - - 1991 -21.4 -29.5 -42.2 -43.5 -56.7 -45.3 -51.4 -45.1 -50.6 -43.0 -32.7 -21.6 1992 -22.4 -30.4 -42.6 -52.3 -54.3 -50.4 -50.8 -43.6 -56.5 -48.1 -33.1 -23.9 1993 -22.0 -28.1 -43.6 -52.0 -59.3 -54.1 -52.8 -53.1 -49.1 -45.3 -33.3 -24.1 1994 -22.3 -32.8 -46.1 -52.6 -58.8 -49.3 -50.2 -56.7 -47.8 -43.0 -32.4 -25.6 1995 -25.1 -33.6 -42.3 -51.2 -57.8 -46.3 -45.5 -49.0 -48.5 -46.7 -31.7 -23.8 1996 - -33.9 -41.7 -46.3 -55.3 -53.6 -47.4 -45.3 -47.5 -43.7 -31.4 -23.4 1997 -22.0 -32.3 -45.3 -52.0 -56.6 -48.8 -56.2 -56.9 -51.1 -44.6 -27.9 -21.3 1998 -23.1 -29.5 -48.1 -49.9 -51.8 -52.8 -54.6 -51.8 -53.2 -44.2 -33.0 -21.5 1999 -23.9 -32.7 -46.3 -60.3 -57.8 -48.2 -56.7 -54.1 -55.2 -44.1 -33.3 -25.9 2000 -23.8 -32.7 -45.9 - -51.4 -52.1 -51.2 -47.5 -44.9 -45.0 -30.5 -22.7 2001 -21.3 -32.4 -41.9 -49.1 -49.0 - - - - - -36.5 -27.0 2002 -24.3 -34.3 -38.8 -44.5 -49.0 -48.1 -47.7 -52.6 -50.6 -48.7 -40.4 -33.4 2003 -30.2 - -41.7 -48.0 -52.5 -54.8 -51.7 -51.9 -49.1 -47.6 -42.5 -34.9 2004 -30.2 -32.2 -40.4 -46.0 -50.8 -49.4 -47.9 -48.5 -48.2 -47.5 -44.8 -38.3 2005 -33.2 -33.6 -39.7 -46.2 -48.2 -47.0 -49.6 -50.2 -50.3 -46.7 -43.8 -38.5 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - - 2010 - - - - - - - - - - - - 2011 - - - - - - - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -