Zonneschijn — 2023
| Month | Arlon | Messancy | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 135.7 uren | 131.7 uren | +4.0 |
| Apr | 244.4 uren | 237.1 uren | +7.3 |
| May | 368 uren | 352.2 uren | +15.8 |
| Jun | 409.6 uren | 401.2 uren | +8.4 |
| Jul | 334.6 uren | 318.5 uren | +16.1 |
| Aug |
| 312.8 uren |
| 302 uren |
| +10.8 |
| Sep | 313.6 uren | 297.9 uren | +15.7 |
| Oct | 184.6 uren | 175.1 uren | +9.5 |
| Nov | 80.2 uren | 73.3 uren | +6.9 |
| Dec | 54.3 uren | 48.3 uren | +6.0 |