| 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 |
| 1976. | m_ss | m_sx | m_sxd | m_dsf20 | m_dsf80 |
|---|---|---|---|---|---|
| January | 53.0 | 7.0 | 1976-01-05 | 21 | 1 |
| February | 74.9 | 7.8 | 1976-02-22 | 16 | 0 |
| March | 145.1 | 11.2 | 1976-03-30 | 11 | 5 |
| April | 172.3 | 11.4 | 1976-04-02 | 10 | 6 |
| May | 249.4 | 13.3 | 1976-05-16 | 7 | 7 |
| June | 277.7 | 14.4 | 1976-06-10 | 4 | 10 |
| July | 291.4 | 14.8 | 1976-07-02 | 4 | 9 |
| August | 217.6 | 11.8 | 1976-08-10 | 4 | 2 |
| September | 153.6 | 11.2 | 1976-09-09 | 10 | 3 |
| October | 138.8 | 8.9 | 1976-10-08 | 13 | 0 |
| November | 70.4 | 7.6 | 1976-11-10 | 19 | 0 |
| December | 58.6 | 6.1 | 1976-12-27 | 19 | 0 |