Zonneschijn — 2003
| Maand | Ferrières | Érezée | Verschil |
|---|---|---|---|
| Jan | 115.9 uren | – | – |
| Feb | 204.7 uren | – | – |
| Mrt | 274.7 uren | – | – |
| Apr | 314.4 uren | – | – |
| Mei | 322 uren | – | – |
| Jun | 369.1 uren | – | – |
| Jul | 359.8 uren | – | – |
| Aug | 370.7 uren | – | – |
| Sep |
| 305.2 uren |
| – |
| – |
| Okt | 176.2 uren | – | – |
| Nov | 122 uren | – | – |
| Dec | 111.5 uren | – | – |