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
1936.m_ssm_sxm_sxdm_dsf20m_dsf80
January101.38.21936-01-30147
February77.29.11936-02-14184
March159.49.81936-03-21103
April175.213.31936-04-28104
May258.614.31936-05-1236
June303.714.71936-06-0329
July363.115.81936-07-06220
August315.014.31936-08-04314
September229.511.51936-09-0239
October111.49.71936-10-18155
November83.68.71936-11-13184
December81.38.01936-12-04144