Marilyn 00Z temperature 1987 - -16.0 -26.6 -29.3 -28.4 - - - - -23.9 -14.9 -5.2 1988 -5.9 - - -27.4 - - - - - - - - 1989 - -15.8 -22.5 - - -35.4 -31.4 -34.2 - - - - 1990 - -11.9 -19.0 - - -29.7 - - - - - - 1991 - -11.2 -27.0 -26.8 -30.8 -27.9 -35.7 -32.4 -27.2 -24.2 -14.3 -4.1 1992 -6.3 -16.7 -22.5 -32.4 -27.8 -33.8 -28.7 -33.8 -31.9 -24.3 -14.5 -5.8 1993 -6.9 -15.6 -25.4 -26.6 - - -29.2 -36.8 -30.8 -28.1 -12.4 -8.4 1994 -5.9 -16.0 -28.0 -23.5 -37.8 -30.0 -31.0 -35.5 -34.4 -22.3 -12.0 -5.6 1995 -6.8 -13.5 -27.0 -31.3 -35.4 - - - - -24.2 -13.1 -4.9 1996 -5.5 -13.5 -25.3 -23.7 -31.9 -31.8 -34.0 -27.9 -28.7 -24.6 -12.4 -4.3 1997 -5.8 -16.9 -27.3 -31.8 -29.3 -29.3 -34.4 -35.3 -29.9 -19.8 -9.4 -5.9 1998 -6.7 -11.6 -24.5 -32.4 -31.4 -23.6 -32.6 -32.0 -35.0 -22.7 -13.5 -5.7 1999 -4.9 -14.2 -25.4 -34.5 -32.0 -30.8 -28.8 -35.6 -26.5 -21.7 -10.1 -5.9 2000 -7.0 -14.7 -22.3 -27.4 -29.4 -30.9 -29.8 - - - - - 2001 - -11.3 -24.0 -27.9 -29.6 -28.5 -28.8 -38.5 -27.4 -22.9 -12.7 -4.4 2002 -4.5 -12.6 -21.0 -27.3 -26.9 -36.5 -35.5 -35.7 -26.3 -21.2 -13.5 -6.8 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - -