Luchtvochtigheid — 2026
| Maand | Hardinxveld-Giessendam | Altena | Verschil |
|---|---|---|---|
| Jan | 88.9 % | – | – |
| Feb | 87.9 % | – | – |
| Mrt | 79.2 % | 85.5 % | -6.3 |
| Apr | 77.7 % | 80.3 % | -2.6 |
| Mei | 70.3 % | 70.8 % | -0.5 |
| Jun | 74 % | 73.8 % | +0.2 |
| Jul | 68.2 % | 68.2 % | +0.0 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Okt | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |