Bewolking — 2023
| Month | Merbes-le-Château | Binche | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 88.2 % | 87.9 % | +0.3 |
| Apr | 69.3 % | 68.8 % | +0.5 |
| May | 60.2 % | 59.7 % | +0.5 |
| Jun | 39.5 % | 39.2 % | +0.3 |
| Jul | 62.2 % | 62.5 % | -0.3 |
| Aug |
| 60.1 % |
| 61.3 % |
| -1.2 |
| Sep | 56.7 % | 57.1 % | -0.4 |
| Oct | 76.2 % | 76 % | +0.2 |
| Nov | 80.5 % | 80.1 % | +0.4 |
| Dec | 87.2 % | 85.9 % | +1.3 |