Neerslag — 1998
| Mois | Aiseau-Presles | Châtelet | Différence |
|---|---|---|---|
| Jan | – | 56.9 mm | – |
| Fév | – | 13.3 mm | – |
| Mar | – | 64 mm | – |
| Avr | – | 128.3 mm | – |
| Mai | – | 42.7 mm | – |
| Juin | – | 117.1 mm | – |
| Juil | – | 59.1 mm | – |
| Aoû | – | 39.5 mm | – |
| Sep |
| – |
| 132.7 mm |
| – |
| Oct | – | 115.3 mm | – |
| Nov | – | 75.8 mm | – |
| Déc | – | 64.7 mm | – |