Luchtvochtigheid — 2020
| Month | Grez-Doiceau | Wavre | Difference |
|---|---|---|---|
| Jan | 88.3 % | 88.6 % | -0.3 |
| Feb | 80.3 % | 80.4 % | -0.1 |
| Mar | 72.2 % | 72.5 % | -0.3 |
| Apr | 61.6 % | 62 % | -0.4 |
| May | 61.2 % | 61.5 % | -0.3 |
| Jun | 70.9 % | 70.6 % | +0.3 |
| Jul | 71.9 % | 71.9 % | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |