Zonneschijn — 2025
| Maand | Altena | Gorinchem | Verschil |
|---|---|---|---|
| Jan | – | 102.4 uren | – |
| Feb | – | 146.9 uren | – |
| Mrt | – | 311.3 uren | – |
| Apr | – | 322.5 uren | – |
| Mei | – | 384.3 uren | – |
| Jun | – | 393.2 uren | – |
| Jul | – | 399 uren | – |
| Aug | – | 344.8 uren | – |
| Sep |
| – |
| 272.8 uren |
| – |
| Okt | – | 151.2 uren | – |
| Nov | – | 120.5 uren | – |
| Dec | – | 102.5 uren | – |