Neerslag — 2023
| Month | Haacht | Boortmeerbeek | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 98.2 mm | 110.5 mm | -12.3 |
| Apr | 74.8 mm | 80.9 mm | -6.1 |
| May | 55.7 mm | 60.6 mm | -4.9 |
| Jun | 46.3 mm | 49.2 mm | -2.9 |
| Jul | 113.2 mm | 98.5 mm | +14.7 |
| Aug |
| 86 mm |
| 75.1 mm |
| +10.9 |
| Sep | 65.4 mm | 58.2 mm | +7.2 |
| Oct | 132.2 mm | 123.9 mm | +8.3 |
| Nov | 144.9 mm | 136.9 mm | +8.0 |
| Dec | 88.4 mm | 85.8 mm | +2.6 |