| 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 |
| 1954. | m_ss | m_sx | m_sxd | m_dsf20 | m_dsf80 |
|---|---|---|---|---|---|
| January | 66.9 | 8.0 | 1954-01-23 | 18 | 1 |
| February | 81.0 | 8.9 | 1954-02-14 | 13 | 1 |
| March | 101.6 | 10.4 | 1954-03-29 | 16 | 3 |
| April | 150.2 | 11.3 | 1954-04-24 | 10 | 2 |
| May | 260.3 | 13.8 | 1954-05-12 | 5 | 9 |
| June | 268.5 | 14.5 | 1954-06-14 | 4 | 7 |
| July | 286.0 | 13.8 | 1954-07-18 | 3 | 10 |
| August | 312.8 | 13.7 | 1954-08-02 | 2 | 16 |
| September | 241.4 | 11.5 | 1954-09-03 | 4 | 11 |
| October | 147.4 | 9.7 | 1954-10-03 | 12 | 9 |
| November | 61.2 | 7.6 | 1954-11-01 | 20 | 0 |
| December | 50.6 | 6.3 | 1954-12-30 | 21 | 0 |