Zonneschijn — 2026
| Month | Lummen | Herk-de-Stad | Difference |
|---|---|---|---|
| Jan | 117.8 uren | 116.8 uren | +1.0 |
| Feb | 126.9 uren | 127 uren | -0.1 |
| Mar | 225.1 uren | 237.2 uren | -12.1 |
| Apr | 296.7 uren | 295 uren | +1.7 |
| May | 408.9 uren | 408.9 uren | +0.0 |
| Jun | 416.4 uren | 416.5 uren | -0.1 |
| Jul | 435.8 uren | 435.9 uren | -0.1 |
| Aug | 385.4 uren | 385.4 uren | +0.0 |
| Sep | 104.6 uren | 106.2 uren | -1.6 |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |