Bewolking — 2025
| Maand | Pijnacker-Nootdorp | Leidschendam-Voorburg | Verschil |
|---|---|---|---|
| Jan | – | 79.8 % | – |
| Feb | – | 71.5 % | – |
| Mrt | – | 43.7 % | – |
| Apr | – | 43.8 % | – |
| Mei | – | 48.9 % | – |
| Jun | – | 47.5 % | – |
| Jul | – | 56.3 % | – |
| Aug | – | 58.7 % | – |
| Sep |
| – |
| 60.7 % |
| – |
| Okt | – | 85.4 % | – |
| Nov | – | 77.4 % | – |
| Dec | – | 76.1 % | – |