Year,Value,ValueRank,Pct >= 0.0 From Normal Degrees C
1981,6.599,43,22.59833
1982,6.977,34,36.8005
1983,6.82,40,32.41263
1984,7.216,31,42.59238
1985,6.543,44,26.2101
1986,6.641,42,29.14324
1987,6.831,39,32.74854
1988,7.412,20,51.75626
1989,6.947,36,40.19935
1990,7.353,23,51.35426
1991,7.595,16,55.08494
1992,6.409,45,14.62382
1993,7.263,26,51.29953
1994,7.305,25,41.0116
1995,6.763,41,27.33527
1996,6.95,35,32.22315
1997,6.876,37,43.20391
1998,7.643,13,57.74947
1999,6.835,38,25.47719
2000,7.034,33,29.09458
2001,7.497,19,42.12848
2002,7.215,32,41.51601
2003,7.649,12,58.86035
2004,7.262,27,46.87182
2005,7.403,21,55.74621
2006,7.257,28,38.65958
2007,7.757,10,56.05083
2008,7.231,30,47.2848
2009,7.318,24,48.39872
2010,7.868,7,57.05994
2011,7.665,11,57.38739
2012,8.031,4,61.36694
2013,7.551,17,47.07546
2014,7.603,15,63.1362
2015,7.257,29,46.7122
2016,8.295,1,71.39011
2017,7.378,22,49.10409
2018,7.501,18,50.66825
2019,7.772,9,58.17959
2020,7.915,5,66.76807
2021,7.614,14,55.44532
2022,8.083,3,64.35036
2023,8.253,2,69.66433
2024,7.846,8,63.24602
2025,7.906,6,67.28585