Theresa 00Z temperature 1994 - - - - - - - - - - - -10.6 1995 -11.5 -14.4 -24.8 - -27.5 - -31.0 -32.0 -29.3 -23.8 - - 1996 - -16.6 -23.8 -20.2 - - - - - -25.1 -14.1 -10.1 1997 -10.8 -18.8 -25.1 -26.7 - - - - -29.5 -21.6 -15.7 -10.5 1998 -10.2 -13.7 -24.4 -30.6 -25.1 -20.8 -29.8 -28.1 -31.1 -24.9 -18.9 -10.8 1999 -9.6 -17.1 -21.4 -31.0 -27.6 -26.5 -26.4 -29.9 -25.7 -20.5 -15.9 -13.0 2000 -12.5 -15.7 -20.5 -26.6 -27.8 - - - - -22.2 -16.1 -12.2 2001 -12.1 -13.7 -22.8 -25.0 -25.7 -26.4 -28.8 -33.4 -25.1 -25.3 -15.7 -10.5 2002 -10.0 -17.0 -22.5 -26.3 -26.4 -32.4 - - - - - - 2003 - - - - -26.0 -29.0 - - - - -19.0 -10.1 2004 -10.5 -18.0 -25.7 - - -27.4 -37.2 -33.2 -27.8 -22.4 -17.6 -10.7 2005 -8.5 -17.1 -23.3 -26.1 -27.1 -28.8 -29.3 -31.6 -23.9 -22.7 -16.9 -10.2 2006 -10.2 -13.1 -22.6 - -30.4 -26.7 -31.1 -25.2 -28.9 -22.2 -15.4 -11.9 2007 -8.4 -17.3 -22.7 -24.6 -23.8 -27.6 - - - - - - 2008 - -17.8 -19.3 -23.3 -27.4 -25.9 -29.2 -33.9 -26.0 -21.9 -18.2 -11.3 2009 -10.9 -18.9 -21.8 -24.0 -26.4 -27.8 - - -28.2 -24.8 -15.3 -9.9 2010 -9.1 -16.4 -22.1 -23.3 -26.8 -27.7 -31.9 -26.4 -28.7 -22.1 -16.7 -9.8 2011 -10.0 -16.7 -23.5 -26.0 -25.5 -26.2 -23.0 -24.5 -31.2 -21.2 -14.0 -10.4 2012 -11.9 -14.6 -21.5 -23.8 -24.2 -29.0 -27.7 -29.4 -28.1 -22.9 -16.9 -8.1 2013 -8.8 -17.1 -17.2 -26.6 -28.0 -28.8 -31.2 -25.4 -26.5 -22.7 -16.8 -10.2 2014 -10.4 -18.8 -23.6 -24.9 -20.8 -26.7 -31.5 -27.2 -22.1 -22.7 -16.7 -11.3 2015 -10.4 -14.6 -23.1 -28.1 -27.0 -28.4 -30.4 -32.2 -30.1 - - - 2016 - -16.5 -22.8 -29.1 -27.0 -26.8 -30.3 -26.5 -28.9 -22.4 -14.5 -8.6 2017 -10.9 -13.9 -19.2 -22.8 -22.9 -28.3 -30.1 -29.2 -30.0 -21.7 -15.9 -10.3 2018 -10.9 -18.0 -20.1 -22.9 -28.4 -27.5 -28.5 -26.1 -30.9 -20.5 -15.9 -7.8 2019 -10.5 -15.0 -22.5 -23.8 -23.9 -27.2 -29.2 -28.0 -26.9 -24.3 -14.2 -9.7 2020 -9.9 -13.2 -24.7 -24.2 -23.8 -26.3 -27.0 -29.7 -29.2 -23.5 -16.6 -9.9 2021 -11.3 -17.4 -21.3 -32.9 -28.0 -25.3 -24.0 -33.3 -27.9 -23.0 -16.0 -10.7 2022 -10.3 -14.0 -20.6 -24.9 -23.8 - - - - - - - 2023 - - - - - - - - - - - - 2024 - - - - - - - - - - - -