Luchtvochtigheid — 2020
| Month | Heerde | Olst-Wijhe | Difference |
|---|---|---|---|
| Jan | 90.2 % | 90 % | +0.2 |
| Feb | 81.4 % | 81 % | +0.4 |
| Mar | 72.7 % | 72.1 % | +0.6 |
| Apr | 62.4 % | 59.8 % | +2.6 |
| May | 66.3 % | 63.4 % | +2.9 |
| Jun | 72.2 % | 69.7 % | +2.5 |
| Jul | 77.9 % | 76.5 % | +1.4 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |