Zonneschijn — 2023
| Month | Courcelles | Pont-à-Celles | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 129.8 uren | 135.3 uren | -5.5 |
| Apr | 212.1 uren | 218.2 uren | -6.1 |
| May | 339.2 uren | 341.9 uren | -2.7 |
| Jun | 403.2 uren | 402.6 uren | +0.6 |
| Jul | 351.9 uren | 358.8 uren | -6.9 |
| Aug |
| 316.8 uren |
| 318.6 uren |
| -1.8 |
| Sep | 298.2 uren | 293.9 uren | +4.3 |
| Oct | 200.8 uren | 206.3 uren | -5.5 |
| Nov | 90.2 uren | 102.6 uren | -12.4 |
| Dec | 62.7 uren | 67 uren | -4.3 |