Zonneschijn — 2023
| Month | Grez-Doiceau | Wavre | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 128 uren | 128 uren | +0.0 |
| Apr | 215.6 uren | 215.6 uren | +0.0 |
| May | 346.2 uren | 346.2 uren | +0.0 |
| Jun | 401.3 uren | 401.3 uren | +0.0 |
| Jul | 345.9 uren | 345.9 uren | +0.0 |
| Aug |
| 312.8 uren |
| 312.8 uren |
| +0.0 |
| Sep | 293.6 uren | 293.6 uren | +0.0 |
| Oct | 206.3 uren | 206.3 uren | +0.0 |
| Nov | 107.6 uren | 107.6 uren | +0.0 |
| Dec | 70.7 uren | 70.7 uren | +0.0 |