Zonneschijn — 2025
| Monat | Middelburg | Sluis | Unterschied |
|---|---|---|---|
| Jan | 103.8 uren | 95 uren | +8.8 |
| Feb | 153.1 uren | 147.6 uren | +5.5 |
| Mär | 315 uren | 304.6 uren | +10.4 |
| Apr | 347.5 uren | 340 uren | +7.5 |
| Mai | 366.9 uren | 351.6 uren | +15.3 |
| Jun | 412.9 uren | 404.6 uren | +8.3 |
| Jul | 415.2 uren | 408.5 uren | +6.7 |
| Aug | 359 uren | 349.3 uren | +9.7 |
| Sep | 280.1 uren | 271.9 uren | +8.2 |
| Okt | 175.5 uren | 157.5 uren | +18.0 |
| Nov | 134.4 uren | 126.5 uren | +7.9 |
| Dez | 111.8 uren | 109.8 uren | +2.0 |