Neerslag — 2020
| Month | Houthalen-Helchteren | Heusden-Zolder | Difference |
|---|---|---|---|
| Jan | 31 mm | 33.6 mm | -2.6 |
| Feb | 140.9 mm | 138.1 mm | +2.8 |
| Mar | 72.5 mm | 70.8 mm | +1.7 |
| Apr | 23.7 mm | 24.7 mm | -1.0 |
| May | 17.5 mm | 18.6 mm | -1.1 |
| Jun | 76.4 mm | 85 mm | -8.6 |
| Jul | 51.9 mm | 53.3 mm | -1.4 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |