Count of days with rain greater than or equal to threshold.  (0.25 mm)
    Year      Jan      Feb      Mar      Apr      May      Jun      Jul      Aug      Sep      Oct      Nov      Dec    Total
    2021       21       18       11        9       11        8                                                               
    2020       22       15       12       10       10       15        0        4        6       12       23       19      148
    2019       16       16        4       12        6        5        7        5       14       16       15       20      136
    2018                 8       10       16        4        9        0        1        1        4       17       23         
    2017       10       17       23       21        4        2        2        1        9       11       19                  
    2016       13       19       19        8        6       10        7        6       12       28       22       16      166
    2015                                                                                                                     
    2014                                                                                                                     
    2013                                                                                                                     
    2012                                                                                                                     
    2011                                                                                                                     
    2010                                                                                                                     
    2009                                                                                                                     
    2008                                                                                                                     
    2007                                                                                                                     
    2006                                                                                                                     
    2005                                                                                                                     
    2004                                                                                                                     
    2003                                                                                                                     
    2002                                                                                                                     
 Average        4        5        4        4        2        2        1        1        2        4        5        4      150 
 Std Dev        8        8        7        6        4        4        2        2        4        8        9        8       15