Neerslag — 2020
| Month | Herstappe | Oreye | Difference |
|---|---|---|---|
| Jan | 41.4 mm | 38.3 mm | +3.1 |
| Feb | 147.3 mm | 137.4 mm | +9.9 |
| Mar | 79.7 mm | 73.2 mm | +6.5 |
| Apr | 28 mm | 28.5 mm | -0.5 |
| May | 18.2 mm | 18.3 mm | -0.1 |
| Jun | 82.8 mm | 79.3 mm | +3.5 |
| Jul | 53.3 mm | 54.2 mm | -0.9 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |