Bewolking — 2023
| Month | Engis | Nandrin | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 87.2 % | 88.1 % | -0.9 |
| Apr | 68.1 % | 67.9 % | +0.2 |
| May | 63.8 % | 63.3 % | +0.5 |
| Jun | 41.7 % | 41.8 % | -0.1 |
| Jul | 64.7 % | 64.3 % | +0.4 |
| Aug |
| 61.2 % |
| 61.3 % |
| -0.1 |
| Sep | 55.9 % | 55 % | +0.9 |
| Oct | 77.3 % | 77.4 % | -0.1 |
| Nov | 82.3 % | 83.4 % | -1.1 |
| Dec | 87.3 % | 89 % | -1.7 |