Marion 18Z temperature
2003     6.8     7.8     7.5     6.7       -     5.2     4.1       -       -       -       -     6.1
2004       -     7.8     8.0       -       -     6.8       -       -     0.8       -       -     9.3
2005     8.3    10.6       -       -     5.2       -       -     3.2       -       -     5.6       -
2006     7.6     7.4     6.7     5.5       -     3.5     3.8     3.9     3.7     4.8     5.1     6.2
2007     6.8     7.6       -     7.8       -       -     4.4     3.3     3.8     4.1     4.4     6.5
2008     6.4     6.6     5.9     5.1     5.5     4.6     3.8     2.6       -     4.2     4.7     5.2
2009     6.2       -       -       -       -       -       -       -       -       -       -       -