Name: 55--75N Temperature Units: K Level: 10 hPa Month: April Source: GMAO MERRA2 Missing: -9999.0 Mean: 227.15 PSC Type I: 186.16 PSC Type II: 178.95 Year Data Minumum Maximum 1979 224.37 220.18 228.86 1980 228.04 226.14 230.49 1981 226.28 220.77 230.42 1982 232.87 230.45 234.20 1983 228.95 226.59 230.78 1984 226.20 223.60 230.25 1985 227.47 226.27 229.25 1986 229.80 228.45 233.12 1987 224.19 218.30 229.30 1988 227.66 225.06 230.15 1989 224.61 220.72 228.64 1990 225.02 221.37 228.92 1991 230.99 230.14 232.94 1992 232.35 231.55 233.23 1993 227.65 223.79 230.73 1994 231.65 229.81 232.37 1995 229.59 225.86 230.97 1996 231.26 227.71 234.17 1997 230.72 227.10 235.47 1998 229.19 226.97 231.45 1999 223.32 219.60 227.55 2000 228.33 224.91 231.38 2001 223.20 217.65 229.06 2002 226.30 224.39 229.40 2003 228.99 225.13 231.34 2004 224.81 218.21 231.61 2005 226.64 224.90 229.23 2006 222.09 216.15 227.44 2007 227.46 223.84 230.86 2008 223.29 220.47 227.20 2009 222.52 215.25 228.11 2010 224.11 220.66 228.47 2011 231.75 226.20 234.62 2012 227.00 225.18 229.51 2013 226.40 218.23 234.35 2014 229.43 227.79 231.46 2015 230.57 228.49 232.81 2016 225.42 223.27 228.89 2017 227.08 224.09 229.01 2018 223.33 219.94 227.78 2019 228.47 225.10 231.89 2020 227.83 226.20 229.86 2021 224.35 218.52 231.57 2022 227.17 225.85 228.78 2023 223.23 217.91 228.51