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
1932.m_ssm_sxm_sxdm_dsf20m_dsf80
January39.18.11932-01-13241
February134.89.21932-02-19106
March128.09.81932-03-28140
April203.713.11932-04-2787
May283.414.51932-05-22410
June294.915.01932-06-18312
July361.915.01932-07-05018
August315.613.61932-08-01318
September254.511.11932-09-0717
October134.39.01932-10-12105
November96.18.51932-11-05136
December18.85.01932-12-15270