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
1915.m_ssm_sxm_sxdm_dsf20m_dsf80
January58.57.01915-01-26200
February53.78.31915-02-22170
March81.79.31915-03-21200
April183.212.71915-04-2973
May254.513.01915-05-2443
June243.113.41915-06-1577
July243.113.61915-07-2364
August242.112.51915-08-0253
September161.410.71915-09-0172
October42.47.81915-10-12240
November89.67.71915-11-28133
December32.96.81915-12-04240