Bewolking — 2014
| Month | Court-Saint-Étienne | Ottignies-Louvain-la-Neuve | Difference |
|---|---|---|---|
| Jan | 79 % | – | – |
| Feb | 71.1 % | – | – |
| Mar | 49.7 % | – | – |
| Apr | 69 % | – | – |
| May | 66.5 % | – | – |
| Jun | 62.5 % | – | – |
| Jul | 67.2 % | – | – |
| Aug | 64.8 % | – | – |
| Sep |
| 64.9 % |
| – |
| – |
| Oct | 72.5 % | – | – |
| Nov | 74.6 % | – | – |
| Dec | 79.9 % | – | – |