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
1944.m_ssm_sxm_sxdm_dsf20m_dsf80
January86.27.81944-01-11165
February68.48.01944-02-01161
March86.310.61944-03-28171
April206.813.11944-04-2365
May236.814.71944-05-2996
June249.814.61944-06-0966
July268.914.61944-07-0148
August327.113.21944-08-07219
September189.011.11944-09-0573
October74.97.51944-10-07180
November63.58.21944-11-05202
December26.45.91944-12-11250