Neerslag — 2026
| Month | Chaumont-Gistoux | Grez-Doiceau | Difference |
|---|---|---|---|
| Jan | 70.2 mm | 70.2 mm | +0.0 |
| Feb | 97.4 mm | 97.4 mm | +0.0 |
| Mar | 58.7 mm | 53.6 mm | +5.1 |
| Apr | 12.6 mm | 9.7 mm | +2.9 |
| May | 131.1 mm | 131.1 mm | +0.0 |
| Jun | 69.3 mm | 69.3 mm | +0.0 |
| Jul | 14 mm | 14 mm | +0.0 |
| Aug |
| 82.6 mm |
| 82.5 mm |
| +0.1 |
| Sep | 9.5 mm | 10.6 mm | -1.1 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |