Neerslag — 1999
| Mois | Baarle-Nassau | Merksplas | Différence |
|---|---|---|---|
| Jan | – | 83.3 mm | – |
| Fév | – | 52.2 mm | – |
| Mar | – | 68.4 mm | – |
| Avr | – | 65.7 mm | – |
| Mai | – | 72.5 mm | – |
| Juin | – | 62.9 mm | – |
| Juil | – | 45.1 mm | – |
| Aoû | – | 76.9 mm | – |
| Sep |
| – |
| 49.5 mm |
| – |
| Oct | – | 38.6 mm | – |
| Nov | – | 20.5 mm | – |
| Déc | – | 130.9 mm | – |