Bewolking — 2010
| Month | Ottignies-Louvain-la-Neuve | Court-Saint-Étienne | Difference |
|---|---|---|---|
| Jan | – | 82 % | – |
| Feb | – | 84.1 % | – |
| Mar | – | 72.2 % | – |
| Apr | – | 52.7 % | – |
| May | – | 67.5 % | – |
| Jun | – | 58.7 % | – |
| Jul | – | 54.5 % | – |
| Aug | – | 69.1 % | – |
| Sep |
| – |
| 72.9 % |
| – |
| Oct | – | 64.3 % | – |
| Nov | – | 89 % | – |
| Dec | – | 86.9 % | – |