Neerslag — 2020
| Month | Ham-sur-Heure-Nalinnes | Montigny-le-Tilleul | Difference |
|---|---|---|---|
| Jan | 49 mm | 49.8 mm | -0.8 |
| Feb | 154.9 mm | 151 mm | +3.9 |
| Mar | 78.5 mm | 77.4 mm | +1.1 |
| Apr | 27.1 mm | 30.1 mm | -3.0 |
| May | 28.5 mm | 30.8 mm | -2.3 |
| Jun | 53.5 mm | 65.1 mm | -11.6 |
| Jul | 42 mm | 43.1 mm | -1.1 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |