Luchtvochtigheid — 2025
| Maand | Pijnacker-Nootdorp | Leidschendam-Voorburg | Verschil |
|---|---|---|---|
| Jan | – | 87.8 % | – |
| Feb | – | 83.7 % | – |
| Mrt | – | 77.9 % | – |
| Apr | – | 74.6 % | – |
| Mei | – | 68.7 % | – |
| Jun | – | 71.8 % | – |
| Jul | – | 75.5 % | – |
| Aug | – | 72.5 % | – |
| Sep |
| – |
| 77.3 % |
| – |
| Okt | – | 81.8 % | – |
| Nov | – | 86.5 % | – |
| Dec | – | 86.2 % | – |