Luchtvochtigheid — 2023
| Maand | Érezée | Ferrières | Verschil |
|---|---|---|---|
| Jan | – | 89.7 % | – |
| Feb | – | 82.6 % | – |
| Mrt | 82.4 % | 81.2 % | +1.2 |
| Apr | 78.2 % | 77.8 % | +0.4 |
| Mei | 77.2 % | 77.3 % | -0.1 |
| Jun | 60.3 % | 61.1 % | -0.8 |
| Jul | 71.2 % | 71.1 % | +0.1 |
| Aug |
| 82.5 % |
| 82.3 % |
| +0.2 |
| Sep | 77.6 % | 78 % | -0.4 |
| Okt | 82.1 % | 81.8 % | +0.3 |
| Nov | 89.8 % | 89 % | +0.8 |
| Dec | 89.9 % | 89 % | +0.9 |