Description of elements in the header
m_ssamount of monthly sunshine duration
m_sxthe maximum sunshine duration in the month
m_sxdthe day with the maximum sunshine duration
m_dsf20number of days when the sunshine duration is less than 20 % of the astronomic sunshine duration
m_dsf80number of days when the sunshine duration is more than 80 % of the astronomic sunshine duration
1945.m_ssm_sxm_sxdm_dsf20m_dsf80
January39.26.71945-01-23230
February75.19.71945-02-20183
March130.310.11945-03-25122
April201.912.71945-04-3077
May300.214.31945-05-13010
June317.815.41945-06-30314
July310.914.21945-07-20110
August291.813.41945-08-15112
September195.511.71945-09-0296
October147.49.11945-10-2284
November75.67.91945-11-06161
December67.27.21945-12-14203