Zonneschijn — 2023
| Maand | Voerendaal | Heerlen | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | – | 107.3 uren | – |
| Apr | – | 233.4 uren | – |
| Mei | – | 356.6 uren | – |
| Jun | – | 391.3 uren | – |
| Jul | – | 342.1 uren | – |
| Aug | – | 312.8 uren | – |
| Sep |
| – |
| 291.5 uren |
| – |
| Okt | – | 203.7 uren | – |
| Nov | – | 118.3 uren | – |
| Dec | – | 72.5 uren | – |