Neerslag — 2026
| Mois | Pecq | Tournai | Différence |
|---|---|---|---|
| Jan | 82.4 mm | 77.6 mm | +4.8 |
| Fév | 99.5 mm | 116 mm | -16.5 |
| Mar | 44.5 mm | 44.2 mm | +0.3 |
| Avr | 30.3 mm | 17.8 mm | +12.5 |
| Mai | 65.8 mm | 70 mm | -4.2 |
| Juin | 74.6 mm | 59.1 mm | +15.5 |
| Juil | 10.9 mm | 10 mm | +0.9 |
| Aoû |
| 61.5 mm |
| 63.9 mm |
| -2.4 |
| Sep | 50.1 mm | 37.6 mm | +12.5 |
| Oct | 82.9 mm | 80.3 mm | +2.6 |
| Nov | – | – | – |
| Déc | – | – | – |