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
1943.m_ssm_sxm_sxdm_dsf20m_dsf80
January48.37.91943-01-11212
February114.98.91943-02-19124
March197.210.61943-03-1288
April215.613.31943-04-15811
May247.914.01943-05-2758
June266.714.81943-06-0648
July331.114.11943-07-26212
August331.413.71943-08-02217
September199.610.41943-09-0552
October218.810.11943-10-01413
November66.38.21943-11-10182
December37.77.01943-12-29232