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
1926.m_ssm_sxm_sxdm_dsf20m_dsf80
January42.77.41926-01-11222
February46.37.91926-02-13190
March124.58.21926-03-24100
April193.111.81926-04-1585
May245.013.01926-05-1264
June214.114.21926-06-2574
July299.214.81926-07-18310
August285.813.51926-08-04310
September210.111.01926-09-0132
October164.29.61926-10-0587
November136.48.11926-11-0372
December45.27.81926-12-20223