tMEAN: month day min year(min) mean n(years) max year(max)
------------------------------------       # Stand: 6/25
 6  1   12.1 23   17.68 12   23.2 18
 6  2   14.1 23   17.89 12   24.8 19
 6  3   14.8 24   18.83 12   23.1 20
 6  4   15.6 20   17.89 12   21.9 16
 6  5   11.8 20   18.24 12   23.6 19
 6  6   12.6 20   17.88 12   21.3 15
 6  7   12.9 17   17.38 12   23.3 18
 6  8   12.3 15   17.10 12   23.4 18
 6  9   12.0 15   17.90 12   24.7 18
 6 10   12.2 24   18.25 12   23.2 21
 6 11   12.3 24   18.82 12   23.7 21
 6 12   12.7 24   18.09 12   22.4 23
 6 13   14.3 24   18.16 12   22.4 15
 6 14   15.3 22   18.69 12   25.4 25
 6 15   13.2 15   18.25 12   21.1 17
 6 16   11.8 15   18.13 12   22.1 18
 6 17   16.6 15   20.08 12   28.3 21
 6 18   15.6 15   20.31 12   25.7 21
 6 19   12.0 15   19.41 12   27.5 21
 6 20   13.2 15   18.44 12   23.3 18
 6 21   14.4 14   18.58 12   24.2 23
 6 22   12.6 15   19.06 12   26.8 25
 6 23   12.9 15   19.09 12   26.3 16
 6 24   13.0 18   19.28 12   24.4 19
 6 25   14.5 14   20.83 12   27.8 19
 6 26   15.3 18   20.79 12   25.7 19
 6 27   16.3 17   19.48 12   25.0 24
 6 28   17.6 19   20.32 12   23.4 21
 6 29   14.8 14   20.36 12   23.5 19
 6 30   14.5 14   19.40 12   27.7 19