Description of elements in the header | |
---|---|
m_ss | amount of monthly sunshine duration |
m_sx | the maximum sunshine duration in the month |
m_sxd | the day with the maximum sunshine duration |
m_dsf20 | number of days when the sunshine duration is less than 20 % of the astronomic sunshine duration |
m_dsf80 | number of days when the sunshine duration is more than 80 % of the astronomic sunshine duration |
1931. | m_ss | m_sx | m_sxd | m_dsf20 | m_dsf80 |
---|---|---|---|---|---|
January | 54.4 | 7.8 | 1931-01-22 | 20 | 4 |
February | 91.3 | 9.1 | 1931-02-24 | 13 | 4 |
March | 143.0 | 10.1 | 1931-03-21 | 11 | 3 |
April | 233.6 | 12.9 | 1931-04-16 | 5 | 10 |
May | 322.7 | 15.0 | 1931-05-29 | 1 | 11 |
June | 322.5 | 14.9 | 1931-06-29 | 1 | 11 |
July | 304.7 | 14.8 | 1931-07-16 | 4 | 11 |
August | 271.0 | 14.0 | 1931-08-04 | 3 | 9 |
September | 129.9 | 11.2 | 1931-09-09 | 14 | 2 |
October | 160.9 | 9.3 | 1931-10-07 | 9 | 5 |
November | 101.7 | 8.6 | 1931-11-04 | 13 | 5 |
December | 77.8 | 7.6 | 1931-12-01 | 16 | 5 |