Zonneschijn — 2023
| Maand | Érezée | Ferrières | Verschil |
|---|---|---|---|
| Jan | – | 87.7 uren | – |
| Feb | – | 153.7 uren | – |
| Mrt | 124.2 uren | 164.8 uren | -40.6 |
| Apr | 225.5 uren | 232.3 uren | -6.8 |
| Mei | 328.9 uren | 340.9 uren | -12.0 |
| Jun | 400.3 uren | 406.6 uren | -6.3 |
| Jul | 320.2 uren | 335.4 uren | -15.2 |
| Aug |
| 284.2 uren |
| 295.6 uren |
| -11.4 |
| Sep | 286.9 uren | 300.8 uren | -13.9 |
| Okt | 180.1 uren | 191.8 uren | -11.7 |
| Nov | 78.7 uren | 92.6 uren | -13.9 |
| Dec | 70.7 uren | 75.4 uren | -4.7 |