Zonneschijn — 2025
| Month | Huldenberg | Overijse | Difference |
|---|---|---|---|
| Jan | 84.3 uren | 87.5 uren | -3.2 |
| Feb | 133.7 uren | 143.1 uren | -9.4 |
| Mar | 278.6 uren | 296.3 uren | -17.7 |
| Apr | 302.9 uren | 313.6 uren | -10.7 |
| May | 328.9 uren | 336.9 uren | -8.0 |
| Jun | 368.2 uren | 376.2 uren | -8.0 |
| Jul | 387.5 uren | 402.6 uren | -15.1 |
| Aug | 330.3 uren | 341.2 uren | -10.9 |
| Sep | 253.6 uren | 259.5 uren | -5.9 |
| Oct | 131.2 uren | 136.8 uren | -5.6 |
| Nov | 111 uren | 122.1 uren | -11.1 |
| Dec | 95.9 uren | 100.6 uren | -4.7 |