| 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 | 60.5 | 7.6 | 1954-01-23 | 19 | 1 |
| February | 93.4 | 9.1 | 1954-02-14 | 12 | 1 |
| March | 97.1 | 10.4 | 1954-03-31 | 19 | 2 |
| April | 129.3 | 12.0 | 1954-04-23 | 13 | 1 |
| May | 243.9 | 15.3 | 1954-05-20 | 6 | 7 |
| June | 274.1 | 14.2 | 1954-06-14 | 3 | 9 |
| July | 275.5 | 13.9 | 1954-07-21 | 5 | 7 |
| August | 310.9 | 13.9 | 1954-08-03 | 3 | 16 |
| September | 226.5 | 12.1 | 1954-09-01 | 5 | 11 |
| October | 144.2 | 9.6 | 1954-10-19 | 10 | 4 |
| November | 44.9 | 7.1 | 1954-11-07 | 22 | 0 |
| December | 58.0 | 7.3 | 1954-12-17 | 18 | 1 |