Zonneschijn — 2020
| Month | Châtelet | Farciennes | Difference |
|---|---|---|---|
| Jan | 143.9 uren | 157.4 uren | -13.5 |
| Feb | 170.8 uren | 199.4 uren | -28.6 |
| Mar | 263.7 uren | 293.2 uren | -29.5 |
| Apr | 358.4 uren | 367.3 uren | -8.9 |
| May | 405.9 uren | 423.2 uren | -17.3 |
| Jun | 391.4 uren | 419.4 uren | -28.0 |
| Jul | 380.6 uren | 406 uren | -25.4 |
| Aug | 351.1 uren | – | – |
| Sep | 265.9 uren | – | – |
| Oct | 152.2 uren | – | – |
| Nov | 168.3 uren | – | – |
| Dec | 81.4 uren | – | – |