Zonneschijn — 1998
| Month | Charleroi | Châtelet | Difference |
|---|---|---|---|
| Jan | – | 108.8 uren | – |
| Feb | – | 176.2 uren | – |
| Mar | – | 174 uren | – |
| Apr | – | 210.9 uren | – |
| May | – | 309.8 uren | – |
| Jun | – | 307.7 uren | – |
| Jul | – | 288.5 uren | – |
| Aug | – | 334.7 uren | – |
| Sep |
| – |
| 203.4 uren |
| – |
| Oct | – | 116.4 uren | – |
| Nov | – | 140.1 uren | – |
| Dec | – | 92.2 uren | – |