Luchtvochtigheid — 2020
| Maand | Schiedam | Vlaardingen | Verschil |
|---|---|---|---|
| Jan | 88.9 % | 88.1 % | +0.8 |
| Feb | 80.2 % | 79.8 % | +0.4 |
| Mrt | 73.2 % | 73.4 % | -0.2 |
| Apr | 66.4 % | 67.4 % | -1.0 |
| Mei | 67.9 % | 68.7 % | -0.8 |
| Jun | 73.9 % | 74.8 % | -0.9 |
| Jul | 76.4 % | 75.7 % | +0.7 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |