Neerslag — 2004
| Mois | Diest | Scherpenheuvel-Zichem | Différence |
|---|---|---|---|
| Jan | – | 104.9 mm | – |
| Fév | – | 59 mm | – |
| Mar | – | 36.6 mm | – |
| Avr | – | 41.8 mm | – |
| Mai | – | 51 mm | – |
| Juin | – | 65.5 mm | – |
| Juil | – | 77.8 mm | – |
| Aoû | – | 97.2 mm | – |
| Sep |
| – |
| 50.5 mm |
| – |
| Oct | – | 39.6 mm | – |
| Nov | – | 66.6 mm | – |
| Déc | – | 51.4 mm | – |