Rothera 12Z 50hPa temperature 2002 - - - - - - - - - - - - 2003 - - - -59.6 - -77.8 - -83.8 -83.1 - -38.7 -39.1 2004 -41.1 -47.3 -52.8 -60.1 -67.9 - - - -80.9 -49.2 -46.5 -42.0 2005 -40.9 -45.5 -51.4 -60.0 -70.5 - -79.6 - -84.0 - -47.8 -40.0 2006 -42.2 -47.2 -51.1 -60.6 -64.2 - -80.2 -82.5 -79.7 -68.0 -49.3 -37.4 2007 -41.7 -45.4 -51.8 -61.8 - - - - -82.3 -65.5 -50.0 -40.9 2008 -42.5 -46.0 -52.6 -61.0 -71.4 -74.4 -81.1 - - -68.6 -54.1 -41.3 2009 -41.6 -45.4 -52.8 -60.7 -69.6 -73.9 -75.8 - -80.9 -55.7 -59.6 -39.8 2010 -40.2 -45.6 -52.3 -59.6 -67.9 - - -80.9 -75.8 -61.9 -51.5 -39.4 2011 -42.2 -44.1 -51.4 -59.7 -69.6 -75.1 -82.8 - -84.6 -74.7 -64.1 -38.9 2012 -41.2 -44.1 -53.1 -59.3 -70.3 -76.6 -80.0 - -81.2 -61.7 -42.6 -40.7 2013 -42.4 -45.8 -52.2 -58.9 -70.0 -73.4 - - -80.1 -66.6 -39.6 -40.0 2014 -41.3 -45.9 -51.5 -61.2 -68.5 -77.1 -82.2 - -79.7 -66.4 -53.1 -39.0 2015 -41.8 -45.6 -52.1 -58.5 -70.2 -74.3 - -81.8 -79.8 -72.1 -59.0 -40.5 2016 -41.4 -45.1 -52.1 -60.2 -71.7 -74.0 -77.9 -77.0 -79.3 -66.1 -52.8 -40.0 2017 -41.3 -46.1 -53.8 -60.4 -69.6 -77.4 - - -74.5 -65.7 -43.6 -39.5 2018 -41.3 -45.5 - -61.5 -70.0 -76.0 -80.6 -81.8 -82.5 -77.9 -47.1 -40.5 2019 -41.4 -45.8 -52.0 -61.0 -68.0 -73.7 -80.7 -85.6 -72.9 -56.7 -48.5 -41.7 2020 -41.6 -47.0 -51.8 -60.7 -71.4 -76.6 -84.0 - -76.9 -69.4 -54.0 -44.0 2021 -41.5 -46.1 -51.7 -60.8 -66.0 -76.3 - - -81.3 -74.4 -57.1 -42.1 2022 -41.9 -45.4 -52.3 -59.0 -69.5 -78.9 -81.2 -79.1 -79.7 -71.7 -57.3 -42.1 2023 -42.5 -45.8 -51.0 -62.1 -69.7 -78.1 -85.3 -82.8 -77.4 -65.6 -43.4 -47.4 2024 -42.4 -45.7 -51.9 -58.8 - - - - - - - -