Zonneschijn — 1998
| Month | Court-Saint-Étienne | Ottignies-Louvain-la-Neuve | Difference |
|---|---|---|---|
| Jan | 113.4 uren | – | – |
| Feb | 176.7 uren | – | – |
| Mar | 168.7 uren | – | – |
| Apr | 212.3 uren | – | – |
| May | 313 uren | – | – |
| Jun | 297 uren | – | – |
| Jul | 293.8 uren | – | – |
| Aug | 331.1 uren | – | – |
| Sep | 212.2 uren | – | – |
| Oct | 123.2 uren | – | – |
| Nov | 139.9 uren | – | – |
| Dec | 93.1 uren | – | – |