Neerslag — 2021
| Month | Aiseau-Presles | Châtelet | Difference |
|---|---|---|---|
| Jan | – | 132 mm | – |
| Feb | – | 58.8 mm | – |
| Mar | – | 62.3 mm | – |
| Apr | – | 39.8 mm | – |
| May | – | 87.8 mm | – |
| Jun | – | 149.1 mm | – |
| Jul | – | 156.7 mm | – |
| Aug | – | 115.8 mm | – |
| Sep |
| – |
| 34.7 mm |
| – |
| Oct | – | 107.1 mm | – |
| Nov | – | 39.9 mm | – |
| Dec | – | 86.7 mm | – |