Neerslag — 2021
| Month | Geraardsbergen | Lierde | Difference |
|---|---|---|---|
| Jan | – | 123.4 mm | – |
| Feb | – | 50.4 mm | – |
| Mar | – | 43.7 mm | – |
| Apr | – | 33.1 mm | – |
| May | – | 102.8 mm | – |
| Jun | – | 107.7 mm | – |
| Jul | – | 102.6 mm | – |
| Aug | – | 74.6 mm | – |
| Sep |
| – |
| 19.9 mm |
| – |
| Oct | – | 115.3 mm | – |
| Nov | – | 40.6 mm | – |
| Dec | – | 95.6 mm | – |