Bewolking — 2025
| Maand | Leidschendam-Voorburg | Pijnacker-Nootdorp | 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 % | – | – |