Bewolking — 2026
| Month | Aalten | Winterswijk | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 72.2 % | 70.9 % | +1.3 |
| Apr | 69.9 % | 68 % | +1.9 |
| May | 60.2 % | 60.7 % | -0.5 |
| Jun | 64.2 % | 64.6 % | -0.4 |
| Jul | 50.4 % | 50.4 % | +0.0 |
| Aug |
| 55.3 % |
| 55.4 % |
| -0.1 |
| Sep | 67.4 % | 68.9 % | -1.5 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |