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
1916.m_ssm_sxm_sxdm_dsf20m_dsf80
January70.17.71916-01-26182
February48.97.91916-02-12180
March98.18.51916-03-29160
April149.510.51916-04-08111
May265.113.11916-05-3125
June253.113.41916-06-1243
July244.813.11916-07-1124
August267.212.51916-08-0238
September152.811.71916-09-0293
October102.89.41916-10-04141
November51.48.01916-11-14191
December31.37.41916-12-28241