Neerslag — 1999
| Mois | Braine-le-Comte | Écaussinnes | Différence |
|---|---|---|---|
| Jan | 94.1 mm | – | – |
| Fév | 67.7 mm | – | – |
| Mar | 73.7 mm | – | – |
| Avr | 60.7 mm | – | – |
| Mai | 62.6 mm | – | – |
| Juin | 59.2 mm | – | – |
| Juil | 34.4 mm | – | – |
| Aoû | 67.3 mm | – | – |
| Sep |
| 60.2 mm |
| – |
| – |
| Oct | 37.7 mm | – | – |
| Nov | 30 mm | – | – |
| Déc | 136.1 mm | – | – |