Neerslag — 2026
| Month | Bièvre | Vresse-sur-Semois | Difference |
|---|---|---|---|
| Jan | 82.3 mm | 97.4 mm | -15.1 |
| Feb | 120.1 mm | 151 mm | -30.9 |
| Mar | 20.8 mm | 17.8 mm | +3.0 |
| Apr | 7.5 mm | 4.5 mm | +3.0 |
| May | 99.3 mm | 93 mm | +6.3 |
| Jun | 70.9 mm | 61.2 mm | +9.7 |
| Jul | 11.4 mm | 15.3 mm | -3.9 |
| Aug |
| 76.2 mm |
| 68.7 mm |
| +7.5 |
| Sep | 24 mm | 15.7 mm | +8.3 |
| Oct | 124.9 mm | 125.1 mm | -0.2 |
| Nov | – | – | – |
| Dec | – | – | – |