Bewolking — 2026
| Month | Heumen | Nijmegen | Difference |
|---|---|---|---|
| Jan | – | 81.1 % | – |
| Feb | – | 80.7 % | – |
| Mar | 66.5 % | 46.2 % | +20.3 |
| Apr | 75.9 % | 76 % | -0.1 |
| May | 59.5 % | 59.5 % | +0.0 |
| Jun | 63 % | 63 % | +0.0 |
| Jul | 47.7 % | 47.7 % | +0.0 |
| Aug |
| 54.5 % |
| 54.5 % |
| +0.0 |
| Sep | 72.9 % | 71.4 % | +1.5 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |