Bewolking — 2026
| Month | Hattem | Zwolle | Difference |
|---|---|---|---|
| Jan | – | 83.1 % | – |
| Feb | – | 83.1 % | – |
| Mar | 68.8 % | 52.8 % | +16.0 |
| Apr | 78 % | 78.5 % | -0.5 |
| May | 60 % | 60 % | +0.0 |
| Jun | 63.4 % | 63.4 % | +0.0 |
| Jul | 54.6 % | 54.6 % | +0.0 |
| Aug |
| 55.3 % |
| 55.3 % |
| +0.0 |
| Sep | 70 % | 70.7 % | -0.7 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |