Neerslag — 2026
| Month | Altena | Waalwijk | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 8.8 mm | 10 mm | -1.2 |
| Apr | 1 mm | 1.1 mm | -0.1 |
| May | 72.5 mm | 72.5 mm | +0.0 |
| Jun | 64.6 mm | 64.6 mm | +0.0 |
| Jul | 16.5 mm | 16.5 mm | +0.0 |
| Aug |
| 62.7 mm |
| 62.8 mm |
| -0.1 |
| Sep | 50.1 mm | 49.9 mm | +0.2 |
| Oct | 89 mm | 91.9 mm | -2.9 |
| Nov | – | – | – |
| Dec | – | – | – |