| 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 |
| 2003. | m_ss | m_sx | m_sxd | m_dsf20 | m_dsf80 |
|---|---|---|---|---|---|
| January | 53.2 | 7.7 | 2003-01-15 | 20 | 2 |
| February | 111.2 | 9.2 | 2003-02-24 | 10 | 3 |
| March | 188.4 | 11.5 | 2003-03-22 | 8 | 8 |
| April | 201.1 | 12.0 | 2003-04-26 | 6 | 3 |
| May | 290.6 | 13.6 | 2003-05-16 | 2 | 11 |
| June | 323.6 | 14.7 | 2003-06-12 | 0 | 12 |
| July | 282.8 | 14.8 | 2003-07-01 | 5 | 10 |
| August | 310.1 | 13.4 | 2003-08-07 | 1 | 15 |
| September | 213.6 | 11.7 | 2003-09-17 | 6 | 11 |
| October | 130.7 | 10.2 | 2003-10-13 | 13 | 2 |
| November | 98.2 | 9.3 | 2003-11-04 | 14 | 2 |
| December | 98.5 | 8.6 | 2003-12-02 | 12 | 5 |