Relay_Station 00Z temperature 1995 - -43.0 -52.0 -53.9 -60.9 -61.3 -49.8 -63.6 -62.7 -55.1 -45.4 -36.4 1996 -36.0 -43.1 -53.2 -56.4 -63.3 -59.1 -57.9 -54.3 -55.6 -57.0 -45.0 -35.0 1997 -37.2 -44.7 -52.5 -58.1 -60.7 -57.3 -63.3 -60.3 -60.8 -54.9 -43.2 -32.0 1998 -37.5 -44.0 -53.1 -59.3 -54.9 -55.8 -58.8 -58.5 -57.4 -57.3 -42.3 -36.7 1999 -36.3 -46.0 -52.1 -60.7 -58.9 -52.3 -60.9 -57.7 -58.4 -56.8 -46.7 -38.6 2000 -38.0 -46.6 -56.3 -56.2 -58.3 -54.3 -60.2 -57.1 -60.3 -59.6 -42.8 -34.4 2001 -34.9 -45.6 -53.4 -58.7 -59.0 -56.7 -58.3 -62.7 -58.5 -57.3 -45.1 -35.6 2002 -33.3 -46.0 -52.7 -54.7 -50.6 -54.9 -56.1 -60.4 -59.2 -54.9 -47.0 -35.4 2003 -35.2 -42.5 -53.2 -58.7 -58.7 -57.5 -61.3 -56.8 -58.1 -58.5 -44.5 -33.3 2004 -33.1 -41.1 -51.9 -55.5 -62.9 -58.4 -62.8 -63.0 -59.5 -53.7 -44.3 -32.7 2005 -34.5 - - -59.2 -58.6 -54.7 -57.8 -60.9 -57.0 - - - 2006 - - - - - - - - - - - - 2007 - - - - - - - - - - - - 2008 - - - - - - - - - - - - 2009 - - - - - - - - - - - - 2010 - -41.9 -51.8 -55.0 -53.8 -58.8 -60.0 -61.3 -53.9 -51.6 -43.1 -33.9 2011 -31.0 -41.2 -49.3 -52.8 -53.6 -50.2 -52.7 -53.2 -55.0 -53.8 -38.0 -33.5 2012 -35.0 -42.4 -50.6 -55.6 -56.8 -54.8 -60.9 -53.7 -56.7 -47.7 -39.3 -31.2 2013 -32.1 -42.3 -52.0 -53.6 -59.4 -50.1 -55.9 -52.4 -48.5 -49.5 -37.6 -31.6 2014 -31.3 -42.7 -53.9 -56.0 -53.3 -54.7 -59.6 -56.1 -51.1 -54.1 -43.3 -33.6 2015 -31.6 -43.4 -50.4 -53.0 -57.1 -55.5 -58.8 -60.3 -59.5 -48.9 -40.8 -33.0 2016 -35.4 -41.2 -48.2 -54.0 -55.5 -61.0 -61.0 -50.8 -58.7 -48.7 -37.4 -31.4 2017 -32.5 -42.2 -49.3 -57.3 -51.1 -60.6 -53.5 -59.5 -56.3 -50.0 -39.6 -33.4 2018 -31.1 -40.6 -51.0 -53.4 -50.3 -50.1 -56.5 -50.7 -56.5 -52.2 -44.7 -30.9 2019 -31.9 -35.8 -51.2 -53.2 -58.9 -56.8 -58.6 -56.9 -57.2 -47.6 -41.8 -32.8 2020 -31.9 -41.9 -52.0 -53.6 -51.0 -51.9 -55.3 -55.2 -54.2 -52.1 -38.7 -33.5 2021 -34.7 -45.8 -47.2 -54.1 -53.8 -58.8 -57.2 -56.9 -53.9 -50.8 -42.2 -32.0 2022 -31.1 -42.0 -49.3 -54.7 -58.8 -50.1 -56.0 -55.7 -60.2 -49.9 -45.6 -35.9 2023 -36.2 -43.3 -48.4 -52.1 -56.7 -56.7 -53.5 -55.3 -54.0 -52.0 -43.6 -31.5 2024 -34.4 -41.8 -49.8 -55.6 -55.4 -55.0 -50.6 -48.7 -56.8 -49.9 -45.3 -