Nico 00Z temperature 1993 - -42.0 -52.0 -58.1 -57.0 -60.4 -59.1 - -58.8 -50.1 -37.1 -28.0 1994 -27.3 -42.3 -52.5 -57.0 -57.8 -54.5 -60.8 -57.8 -57.0 -50.6 -36.8 -27.2 1995 -29.5 -39.6 -51.8 -57.8 -59.6 -58.3 -54.9 -61.5 - -48.5 -37.1 -25.7 1996 -27.7 -36.3 -55.7 -54.2 -60.8 -59.5 -54.7 -52.7 -58.3 -52.1 -34.8 -25.4 1997 -27.2 -41.9 -53.8 -55.8 -57.9 -56.0 -65.1 -58.8 -59.9 -52.2 -33.4 -25.7 1998 -26.5 -37.1 -52.1 -60.8 -58.2 -56.5 -58.4 -61.7 -61.7 -53.4 -37.0 -26.5 1999 -24.5 -38.7 -53.7 -60.3 -57.6 -58.0 -62.4 -56.9 -61.7 -50.8 -38.4 -29.2 2000 -28.4 -41.3 -55.2 -60.4 -59.2 -58.5 -60.8 -60.1 -61.1 -49.6 -33.1 -24.9 2001 -26.5 -37.8 -55.0 -59.2 -58.1 -57.7 -59.9 -63.9 -57.2 -52.1 -33.6 -25.1 2002 -24.7 -39.6 -50.6 -53.3 - - - - - - - - 2003 - - - - - - - - - - - - 2004 - -37.1 -53.8 -53.9 -58.8 - - - - - -37.0 -23.2 2005 -23.3 -39.4 -50.9 -54.7 -58.7 -58.7 -62.1 -60.0 -53.8 -47.8 -37.7 -22.6 2006 -26.2 -40.9 -54.7 -57.0 -56.7 -56.8 -65.4 -57.8 -60.0 -53.1 -35.9 -27.2 2007 -25.6 -40.4 -57.9 -60.2 -54.4 -51.7 -58.6 -60.4 -60.2 -48.9 -35.6 -26.6 2008 - -41.1 -52.3 -53.9 -57.2 -61.5 -56.5 -60.1 -55.2 -50.0 -37.0 -25.6 2009 -25.3 -40.4 -51.9 -60.6 -51.6 -55.1 -57.4 -60.4 -57.2 -50.1 -34.9 -24.2 2010 -24.1 -36.6 -50.0 -62.1 -52.1 -60.2 -57.6 -56.9 -61.2 -48.0 -35.5 -24.7 2011 -24.6 -35.3 -55.2 -58.9 -61.9 -60.5 -58.0 -55.4 -59.1 -46.9 -32.8 -24.9 2012 -26.7 -39.0 -51.5 -59.4 -59.4 -59.1 -60.7 -61.9 -60.8 -50.3 -34.5 -22.4 2013 -24.6 -41.4 -50.5 -57.0 -63.8 -52.8 -58.1 -53.5 -51.9 -48.4 -33.2 -23.7 2014 -25.3 -41.8 -55.3 -55.1 -54.9 -54.3 -61.2 -59.7 -58.2 -49.3 -33.9 -24.5 2015 -27.0 -41.2 -52.3 -54.8 -57.6 -57.8 -61.6 -58.7 -59.0 - - -28.2 2016 -30.4 -41.6 -52.5 -54.4 -55.5 - - - - -50.4 -34.5 -26.0 2017 -27.7 -39.3 -52.1 -58.0 -56.7 - - - - - - - 2018 - - - - - - - - - - - -24.3 2019 -28.5 -36.4 -50.4 -55.7 -56.1 -61.6 -58.7 -61.8 -59.4 -50.6 -36.9 -26.9 2020 -29.0 -40.7 -52.9 -52.8 -56.8 -53.9 -59.5 -62.4 -58.8 -51.8 -34.4 -26.7 2021 -28.9 -41.9 -51.0 -57.9 -57.6 -64.0 -60.5 -63.0 -60.2 -53.5 -37.4 -27.1 2022 -28.0 -39.3 -54.7 -59.5 -57.1 -53.3 -62.1 -55.5 -58.0 -50.1 -38.5 -29.2 2023 -31.4 -41.2 -50.5 -53.8 -57.3 -55.8 -58.6 -56.4 -56.0 -51.0 -38.4 -28.6 2024 -31.3 -41.0 -53.6 -58.6 -55.3 -55.8 -54.7 -53.8 -59.0 -49.2 -38.4 -