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
2000.m_ssm_sxm_sxdm_dsf20m_dsf80
January65.38.12000-01-25192
February127.39.82000-02-28107
March132.09.72000-03-07143
April224.912.32000-04-2335
May316.813.12000-05-26211
June354.414.32000-06-22116
July235.812.82000-07-1051
August294.012.82000-08-0219
September182.110.52000-09-1095
October157.79.52000-10-0587
November65.97.62000-11-11181
December39.26.92000-12-16231