Neerslag — 2020
| Maand | Tenneville | La Roche-en-Ardenne | Verschil |
|---|---|---|---|
| Jan | 80.5 mm | 65.8 mm | +14.7 |
| Feb | 204.7 mm | 181.1 mm | +23.6 |
| Mrt | 111.1 mm | 102.9 mm | +8.2 |
| Apr | 27.8 mm | 27.7 mm | +0.1 |
| Mei | 38.2 mm | 33.5 mm | +4.7 |
| Jun | 94.5 mm | 86.7 mm | +7.8 |
| Jul | 42.9 mm | 56.4 mm | -13.5 |
| Aug | – | – | – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |