Halley_5 18Z temperature 1992 -0.4 -7.5 -17.8 -24.3 -26.4 -25.9 -27.7 -36.4 -26.2 -14.7 -9.1 -2.3 1993 -3.2 -9.7 -13.9 -21.8 -21.6 -29.8 -32.5 -28.4 -30.6 -17.2 -8.0 -3.6 1994 -3.5 -7.8 -19.9 -25.0 -28.7 -25.7 -35.6 -32.2 -24.3 -20.2 -10.1 -5.3 1995 -3.7 -7.4 -10.7 -25.3 -30.0 -19.5 -28.6 -28.3 -28.6 -16.6 -9.8 -2.3 1996 -1.6 -4.7 -12.9 -26.5 -22.0 -30.8 -24.1 -23.0 -27.3 -15.3 -6.7 -2.2 1997 -2.5 -12.9 -16.4 -28.2 -28.9 -31.1 -31.4 -32.3 -27.3 -20.6 -7.5 -3.4 1998 -2.8 -8.5 -18.4 -23.4 -27.4 -28.4 -27.3 -27.3 -27.1 -19.3 -8.7 -2.7 1999 -3.1 -7.7 -17.9 -20.5 -24.9 -29.6 -28.0 -25.7 -26.3 -16.1 -10.2 -5.4 2000 -3.7 -9.4 -16.7 -22.8 -29.6 -27.7 -31.3 -35.2 -22.2 -22.2 -9.0 -3.9 2001 -3.0 -9.1 -18.7 -25.8 -26.1 -25.0 -29.3 -26.4 -23.7 -16.9 -8.0 -2.8 2002 -3.0 -8.9 -17.2 -23.4 -24.7 -24.9 -31.2 -21.7 -30.6 -15.8 -11.8 -4.1 2003 -2.3 -5.3 -16.4 -23.2 -22.3 -31.6 -34.2 -25.5 -25.4 -18.2 -9.5 -2.2 2004 -2.7 -7.5 -14.9 -25.9 -24.9 -29.3 -30.3 -32.1 -21.1 -17.0 -11.6 -3.8 2005 -2.3 -8.5 -12.8 -19.7 -31.1 -30.0 -28.2 -23.8 -27.6 -18.2 -11.1 -2.1 2006 -2.9 -10.5 -12.1 -22.9 -25.3 -28.4 -24.2 -29.3 -26.0 -20.1 -7.2 -3.4 2007 -2.1 -8.8 -15.3 -29.3 -27.4 -30.5 -27.5 -30.2 -27.8 -18.5 -9.6 -4.1 2008 -4.5 -9.8 -16.9 -19.2 -20.8 -29.9 -23.6 -25.6 -25.5 -20.2 -9.0 -5.5 2009 -3.6 -9.5 -17.3 -22.4 -26.3 -24.8 -27.3 -31.6 -27.3 -14.6 -8.0 -3.7 2010 -2.0 -7.6 -14.0 -19.5 -22.0 -25.4 -28.8 -27.6 -20.2 -14.6 -8.4 -2.9 2011 -2.4 -5.4 -15.8 -20.8 -23.2 -29.6 -30.7 -29.9 -26.6 -19.5 -9.6 -4.9 2012 -4.5 - - - - - - - - - - - 2013 - - - - - - - - - - - - 2014 - - - - - - - - - - - - 2015 - - - - - - - - - - - - 2016 - - - - - - - - - - - - 2017 - - - - - - - - - - - - 2018 - - - - - - - - - - - - 2019 - - - - - - - - - - - - 2020 - - - - - - - - - - - - 2021 - - - - - - - - - - - - 2022 - - - - - - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -