Bewolking — 2023
| Month | Soumagne | Herve | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 87 % | 86.3 % | +0.7 |
| Apr | 67.7 % | 67.9 % | -0.2 |
| May | 64.4 % | 64.1 % | +0.3 |
| Jun | 42.4 % | 42.7 % | -0.3 |
| Jul | 66.1 % | 66.4 % | -0.3 |
| Aug |
| 62.1 % |
| 61.4 % |
| +0.7 |
| Sep | 56.1 % | 56.6 % | -0.5 |
| Oct | 78.1 % | 77.7 % | +0.4 |
| Nov | 84.4 % | 83.4 % | +1.0 |
| Dec | 88.9 % | 88 % | +0.9 |