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
January52.67.91943-01-25212
February119.99.01943-02-2184
March204.610.01943-03-2242
April210.812.91943-04-1478
May290.814.01943-05-20516
June225.414.21943-06-0186
July305.414.41943-07-14311
August318.513.21943-08-02217
September189.210.81943-09-0244
October179.39.41943-10-1274
November71.98.01943-11-01172
December40.86.71943-12-27230