Zonneschijn — 2026
| Month | Gorinchem | Altena | Difference |
|---|---|---|---|
| Jan | 115.7 uren | – | – |
| Feb | 130.6 uren | – | – |
| Mar | 273.6 uren | 16.8 uren | +256.8 |
| Apr | 29 uren | 30.4 uren | -1.4 |
| May | 416.8 uren | 416.8 uren | +0.0 |
| Jun | 416 uren | 416 uren | +0.0 |
| Jul | 436.1 uren | 436.1 uren | +0.0 |
| Aug |
| 385.6 uren |
| 385.6 uren |
| +0.0 |
| Sep | 305 uren | 305.1 uren | -0.1 |
| Oct | 236.1 uren | 238 uren | -1.9 |
| Nov | – | – | – |
| Dec | – | – | – |