Zonneschijn — 2020
| Maand | Ferrières | Érezée | Verschil |
|---|---|---|---|
| Jan | 145.1 uren | 153.4 uren | -8.3 |
| Feb | 175.3 uren | 203.4 uren | -28.1 |
| Mrt | 269 uren | 290.3 uren | -21.3 |
| Apr | 358.5 uren | 368.2 uren | -9.7 |
| Mei | 402.3 uren | 420.7 uren | -18.4 |
| Jun | 388.2 uren | 418.1 uren | -29.9 |
| Jul | 378.9 uren | 409.3 uren | -30.4 |
| Aug | 334.9 uren | – | – |
| Sep | 275.8 uren | – | – |
| Okt | 134.7 uren | – | – |
| Nov | 179.4 uren | – | – |
| Dec | 83.8 uren | – | – |