Neerslag — 2023
| Month | Grez-Doiceau | Wavre | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 131.1 mm | 99.5 mm | +31.6 |
| Apr | 76.2 mm | 76.2 mm | +0.0 |
| May | 55.1 mm | 55.1 mm | +0.0 |
| Jun | 45.6 mm | 45.6 mm | +0.0 |
| Jul | 91.3 mm | 91.3 mm | +0.0 |
| Aug |
| 84 mm |
| 84 mm |
| +0.0 |
| Sep | 73.2 mm | 73.2 mm | +0.0 |
| Oct | 116.3 mm | 116.3 mm | +0.0 |
| Nov | 122.5 mm | 122.5 mm | +0.0 |
| Dec | 77.2 mm | 77.2 mm | +0.0 |