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 -27.8 -40.1 -46.9 -50.0 - -51.4 -51.7 -50.9 -40.7 -28.5 -22.9 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 -28.4 -40.0 -46.9 - -50.7 -48.5 -44.4 -43.9 -40.3 -28.0 -21.8 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 - - -50.9 -47.5 -51.3 -50.6 -48.1 -42.3 - -21.3 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 -21.1 -25.5 -40.1 -49.2 -51.5 -49.7 -51.8 -49.1 -48.0 -41.3 -28.0 -20.1 2004 -20.0 - -40.3 -47.0 -52.8 -50.6 -56.2 -53.2 - - - - 2005 - - - - - - - - - - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - - 2010 - - - - - - - - - - - - 2011 - - - - - - - - - - - - 2012 - - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -