LGB20 12Z temperature
1991       -   -28.1   -38.7   -47.1   -52.5   -45.5   -43.8   -47.5   -49.7       -   -28.9   -20.1
1992   -21.7   -27.5   -40.0   -46.6   -49.8       -   -51.1   -51.8   -51.1   -40.9   -29.0   -23.0
1993   -20.5   -29.6   -40.3   -48.5   -50.7   -52.0   -52.3   -51.8       -   -40.2   -30.3   -22.3
1994   -22.3   -30.4   -43.1   -47.7   -52.9   -43.7   -47.8   -52.1   -46.7   -39.1   -29.8       -
1995       -       -   -39.9   -46.1   -52.5   -51.4   -42.5   -52.0   -49.9   -40.4   -28.9   -21.7
1996   -22.2   -28.0   -39.9   -46.5       -   -50.9   -48.6   -44.7   -43.8   -40.5   -28.2   -22.0
1997   -22.4   -28.9   -39.2   -48.0   -52.5   -48.2   -53.8   -52.3   -49.1   -40.7   -27.3   -19.5
1998   -22.5   -29.4   -40.6   -50.1   -48.2   -48.6   -51.0   -48.7   -48.5   -42.1   -28.2       -
1999   -22.9   -30.5   -40.1   -52.1   -51.3   -45.4   -53.0       -   -47.4   -41.4   -29.3   -23.6
2000   -23.3   -32.0       -       -   -51.1   -47.1   -51.2   -50.7   -48.4   -42.8       -   -21.4
2001   -21.2   -29.0   -39.7   -48.3   -49.1   -47.6       -       -       -       -   -29.5   -21.3
2002   -20.5       -       -   -44.8   -44.3   -47.6   -48.8   -52.2   -49.1   -38.5   -29.3   -22.2
2003       -       -       -       -       -       -       -       -       -       -       -       -
2004       -       -       -       -       -       -       -       -       -       -       -       -
2005       -       -       -       -       -       -       -       -       -       -       -       -
2006       -       -       -       -       -       -       -       -       -       -       -       -
2007       -       -       -       -       -       -       -       -       -       -       -       -
2008       -       -       -       -       -       -       -       -       -       -       -       -
2009       -       -       -       -       -       -       -       -       -       -       -       -