Zonneschijn — 2003
| Month | Oostende | Oudenburg | Difference |
|---|---|---|---|
| Jan | – | 175.9 uren | – |
| Feb | – | 217.9 uren | – |
| Mar | – | 276.6 uren | – |
| Apr | – | 325 uren | – |
| May | – | 351.6 uren | – |
| Jun | – | 404.1 uren | – |
| Jul | – | 415.9 uren | – |
| Aug | – | 397.7 uren | – |
| Sep |
| – |
| 322.7 uren |
| – |
| Oct | – | 241.5 uren | – |
| Nov | – | 120.2 uren | – |
| Dec | – | 98.1 uren | – |