Zonneschijn — 2026
| Month | Westerlo | Olen | Difference |
|---|---|---|---|
| Jan | 106.8 uren | 117.4 uren | -10.6 |
| Feb | 120.8 uren | 124.6 uren | -3.8 |
| Mar | 253.9 uren | 263.4 uren | -9.5 |
| Apr | 293.3 uren | 290.2 uren | +3.1 |
| May | 407.7 uren | 412 uren | -4.3 |
| Jun | 416.3 uren | 417 uren | -0.7 |
| Jul | 366.8 uren | 366.3 uren | +0.5 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |