Rothera 12Z 200hPa temperature 1999 - - - - - - - - - - - - 2000 - - - - - - - - - - - - 2001 - - - - - - - - - - - - 2002 - - - -52.9 -62.9 - - - - - - - 2003 - - - -55.5 -56.3 -68.2 -66.6 -70.9 -70.1 -67.9 -57.0 -51.0 2004 -45.8 -47.7 -49.3 -53.3 -58.8 -65.2 -68.5 -70.2 -70.0 -60.4 -56.4 -53.6 2005 -44.7 -44.6 -48.9 -52.9 -63.1 -67.1 -67.3 - -72.2 - -53.7 -50.2 2006 -46.0 -48.0 -46.3 -54.8 -54.9 -63.3 -68.4 -73.3 -71.5 -66.9 -60.9 -53.2 2007 -47.4 -46.4 -50.0 -54.8 - - - - -71.9 -64.5 -59.6 -49.1 2008 -46.7 -46.2 -47.4 -51.5 -61.3 -61.9 -68.5 -72.7 -70.9 -66.9 -63.1 -51.2 2009 -46.4 -47.3 -47.7 -52.7 -60.8 -61.8 -65.2 -73.2 -70.8 -63.9 -65.7 -50.6 2010 -46.5 -48.8 -47.0 -52.6 -61.5 -65.7 -69.6 -72.2 -69.5 -64.7 -61.5 -59.7 2011 -46.8 -44.7 -49.5 -52.8 -59.0 -64.6 -67.7 -71.6 -72.4 -69.6 -67.1 -49.8 2012 -46.2 -46.4 -50.1 -52.6 -60.3 -64.7 -70.9 -71.8 -72.1 -65.8 -56.9 -47.5 2013 -43.0 -44.6 -48.8 -50.5 -58.8 -60.9 -67.9 -72.5 -71.1 -62.8 -54.5 -47.7 2014 -46.1 -46.8 -46.8 -54.4 -61.8 -64.8 -67.5 -71.9 -70.8 -64.8 -63.0 -47.9 2015 -48.3 -46.6 -48.8 -52.9 -60.4 -62.3 -69.4 -69.1 -71.3 -68.6 -64.5 -54.8 2016 -48.2 -49.2 -49.3 -52.3 -63.7 -63.5 -68.0 -68.7 -68.7 -65.6 -59.9 -44.7 2017 -44.3 -48.8 -54.9 -55.7 -57.5 -65.0 -69.8 -72.3 -67.8 -65.1 -50.9 -51.9 2018 -45.7 -46.6 - -53.7 -57.9 -65.5 -67.9 -71.7 -71.8 -71.2 -58.6 -51.5 2019 -47.6 -48.1 -48.4 -53.4 -59.1 -62.4 -70.4 -73.6 -69.0 -61.4 -54.1 -48.7 2020 -45.9 -46.1 -47.1 -53.7 -63.4 -65.8 -71.4 -71.2 -71.3 -68.6 -60.4 -57.4 2021 -47.5 -45.7 -48.5 -52.5 -56.3 -66.1 -70.7 -71.2 -70.7 -70.2 -65.3 -54.9 2022 -49.6 -44.9 -49.3 -53.4 -60.0 -66.2 -69.8 -71.2 -70.2 -68.8 -64.5 -52.6 2023 -47.4 -47.6 -48.2 -54.3 -59.0 -66.4 -69.3 -70.5 -74.9 -66.1 -55.8 -55.4 2024 -44.8 -46.7 -50.5 -51.7 - - - - - - - -