Zonneschijn — 2026
| Month | Landgraaf | Heerlen | Difference |
|---|---|---|---|
| Jan | – | 119.2 uren | – |
| Feb | – | 130.6 uren | – |
| Mar | 8.5 uren | 148.4 uren | -139.9 |
| Apr | 28.2 uren | 27.8 uren | +0.4 |
| May | 408.8 uren | 408.8 uren | +0.0 |
| Jun | 417.4 uren | 417.4 uren | +0.0 |
| Jul | 381.6 uren | 380.5 uren | +1.1 |
| Aug |
| – |
| – |
| – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |