Luchtvochtigheid — 2026
| Month | Leiden | Oegstgeest | Difference |
|---|---|---|---|
| Jan | 87.2 % | – | – |
| Feb | 86.9 % | – | – |
| Mar | 81.3 % | 82 % | -0.7 |
| Apr | 75.7 % | 77.4 % | -1.7 |
| May | 73.8 % | 73.8 % | +0.0 |
| Jun | 77.8 % | 77.8 % | +0.0 |
| Jul | 74.9 % | 74.9 % | +0.0 |
| Aug |
| 71.5 % |
| 71.5 % |
| +0.0 |
| Sep | 78.3 % | 78.7 % | -0.4 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |