Neerslag — 2023
| Month | Manhay | Ferrières | Difference |
|---|---|---|---|
| Jan | – | 124.8 mm | – |
| Feb | – | 34.2 mm | – |
| Mar | 171.3 mm | 162.5 mm | +8.8 |
| Apr | 95.9 mm | 86.2 mm | +9.7 |
| May | 64.5 mm | 48.6 mm | +15.9 |
| Jun | 70.4 mm | 82.8 mm | -12.4 |
| Jul | 169.4 mm | 136.1 mm | +33.3 |
| Aug |
| 166.8 mm |
| 136.7 mm |
| +30.1 |
| Sep | 70.2 mm | 60.6 mm | +9.6 |
| Oct | 112.9 mm | 106 mm | +6.9 |
| Nov | 175.8 mm | 156.6 mm | +19.2 |
| Dec | 157.3 mm | 109 mm | +48.3 |