| 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 |
| 1955. | m_ss | m_sx | m_sxd | m_dsf20 | m_dsf80 |
|---|---|---|---|---|---|
| January | 39.6 | 7.6 | 1955-01-19 | 24 | 1 |
| February | 81.7 | 8.7 | 1955-02-11 | 14 | 1 |
| March | 84.2 | 8.7 | 1955-03-19 | 18 | 0 |
| April | 194.3 | 13.0 | 1955-04-30 | 7 | 5 |
| May | 286.0 | 14.7 | 1955-05-30 | 5 | 13 |
| June | 264.5 | 14.7 | 1955-06-09 | 3 | 7 |
| July | 219.7 | 14.8 | 1955-07-01 | 8 | 4 |
| August | 232.7 | 13.1 | 1955-08-19 | 4 | 6 |
| September | 207.4 | 11.0 | 1955-09-08 | 5 | 6 |
| October | 124.5 | 9.6 | 1955-10-27 | 12 | 2 |
| November | 53.0 | 7.9 | 1955-11-28 | 20 | 1 |
| December | 56.3 | 7.9 | 1955-12-07 | 19 | 2 |