| 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 | 35.8 | 7.6 | 2003-01-12 | 25 | 1 |
| February | 113.2 | 10.1 | 2003-02-22 | 11 | 6 |
| March | 191.1 | 11.0 | 2003-03-22 | 6 | 5 |
| April | 209.9 | 12.9 | 2003-04-29 | 7 | 7 |
| May | 289.6 | 14.0 | 2003-05-30 | 4 | 11 |
| June | 330.5 | 14.8 | 2003-06-04 | 1 | 12 |
| July | 249.9 | 13.3 | 2003-07-01 | 3 | 6 |
| August | 334.4 | 14.3 | 2003-08-08 | 1 | 18 |
| September | 205.8 | 11.5 | 2003-09-06 | 7 | 9 |
| October | 131.6 | 9.8 | 2003-10-14 | 13 | 5 |
| November | 104.9 | 8.9 | 2003-11-10 | 12 | 5 |
| December | 85.5 | 7.9 | 2003-12-08 | 16 | 4 |