| 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 | 60.0 | 7.3 | 2003-01-11 | 19 | 2 |
| February | 124.6 | 8.8 | 2003-02-18 | 9 | 2 |
| March | 172.0 | 10.9 | 2003-03-24 | 7 | 4 |
| April | 195.8 | 11.9 | 2003-04-22 | 7 | 6 |
| May | 279.0 | 13.5 | 2003-05-23 | 4 | 8 |
| June | 282.5 | 13.8 | 2003-06-12 | 1 | 4 |
| July | 281.6 | 14.2 | 2003-07-19 | 3 | 12 |
| August | 287.1 | 13.2 | 2003-08-02 | 1 | 10 |
| September | 218.4 | 11.4 | 2003-09-05 | 5 | 14 |
| October | 134.8 | 9.0 | 2003-10-17 | 9 | 1 |
| November | 77.2 | 8.6 | 2003-11-04 | 17 | 2 |
| December | 78.8 | 7.5 | 2003-12-07 | 16 | 3 |