Neerslag — 2025
| Month | Westerlo | Olen | Difference |
|---|---|---|---|
| Jan | 136 mm | 133.9 mm | +2.1 |
| Feb | 46.7 mm | 40.5 mm | +6.2 |
| Mar | 12 mm | 12 mm | +0.0 |
| Apr | 30.6 mm | 35.4 mm | -4.8 |
| May | 48.6 mm | 36.8 mm | +11.8 |
| Jun | 54.4 mm | 44.5 mm | +9.9 |
| Jul | 53.3 mm | 50.6 mm | +2.7 |
| Aug |
| 36.6 mm |
| 32.6 mm |
| +4.0 |
| Sep | 20.7 mm | 27.9 mm | -7.2 |
| Oct | 86.6 mm | 91.5 mm | -4.9 |
| Nov | 60 mm | 49.8 mm | +10.2 |
| Dec | 34 mm | 25.7 mm | +8.3 |