Harry 06Z temperature 1987 -5.9 -15.4 -34.7 -38.2 -38.5 -31.9 -34.9 -40.2 -38.3 -25.8 -18.3 -5.7 1988 -6.6 -16.5 -31.6 -33.1 -33.8 -35.1 -37.3 -30.9 -35.7 -26.3 -15.6 -6.4 1989 -6.1 -18.0 -27.6 -28.3 -39.8 -47.2 - - - - - - 1990 - - - - - - - - - - - - 1991 - -12.9 -31.0 -33.2 -35.0 -32.0 -41.2 -42.0 -35.2 -24.9 -14.3 -5.1 1992 -5.5 -16.3 -19.6 -37.8 -33.7 -36.0 -34.2 -45.1 - - -15.7 -6.5 1993 -6.5 -15.0 -29.7 -34.1 -40.4 -32.0 -35.3 -42.6 - -30.7 -15.8 -8.2 1994 -8.5 -18.1 -32.5 -28.5 -42.4 -39.9 -35.7 - - - - -9.0 1995 -11.2 -14.5 -26.0 -27.9 -31.5 -24.1 -31.5 -31.0 -29.5 -25.3 -17.4 -9.8 1996 -9.8 -16.8 -26.3 -19.7 - -26.3 - -34.3 -37.5 - -15.0 - 1997 -7.9 -16.7 -30.9 -41.1 -35.8 -32.9 -41.6 -46.1 -37.8 -22.9 -11.7 -6.9 1998 -8.5 -13.3 -28.8 -42.0 -33.9 -31.2 -44.0 -39.5 -43.0 -28.6 -18.5 -8.6 1999 - -18.9 -24.1 -31.6 -29.9 -30.3 -28.0 -33.6 -25.1 -21.9 -15.3 -11.7 2000 -14.2 -17.0 -20.5 -28.9 -29.5 -26.6 -27.9 -30.2 -29.3 -23.5 -15.1 -13.4 2001 -14.2 -15.5 -24.7 -24.7 -27.9 -25.9 -29.2 -38.3 -30.1 -27.7 -18.2 -12.1 2002 -11.1 -17.2 -21.5 -28.0 -25.4 -33.2 -33.4 -33.1 -21.6 -24.6 -15.5 -12.4 2003 - - - - - - - - - - - - 2004 - - - - - - - - - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - -