Zonneschijn — 2023
| Month | Ath | Chièvres | Difference |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mar | 122.1 uren | 127.8 uren | -5.7 |
| Apr | 228.1 uren | 225.2 uren | +2.9 |
| May | 327.9 uren | 330 uren | -2.1 |
| Jun | 387.7 uren | 386.3 uren | +1.4 |
| Jul | 332.7 uren | 335.2 uren | -2.5 |
| Aug |
| 325.7 uren |
| 326.2 uren |
| -0.5 |
| Sep | 277.2 uren | 275.6 uren | +1.6 |
| Oct | 190 uren | 191.1 uren | -1.1 |
| Nov | 107.4 uren | 110 uren | -2.6 |
| Dec | 62 uren | 63.6 uren | -1.6 |