Zonneschijn — 1997
| Month | Oudenburg | Gistel | Difference |
|---|---|---|---|
| Jan | 153.6 uren | – | – |
| Feb | 152 uren | – | – |
| Mar | 259.6 uren | – | – |
| Apr | 326.3 uren | – | – |
| May | 368.5 uren | – | – |
| Jun | 336.1 uren | – | – |
| Jul | 404.5 uren | – | – |
| Aug | 348.8 uren | – | – |
| Sep |
| 305.2 uren |
| – |
| – |
| Oct | 221.9 uren | – | – |
| Nov | 148.3 uren | – | – |
| Dec | 101.2 uren | – | – |