Zonneschijn — 1997
| Month | Borgloon | Kortessem | Difference |
|---|---|---|---|
| Jan | 148 uren | – | – |
| Feb | 131.2 uren | – | – |
| Mar | 211 uren | – | – |
| Apr | 284.7 uren | – | – |
| May | 324.2 uren | – | – |
| Jun | 316.7 uren | – | – |
| Jul | 338.9 uren | – | – |
| Aug | 339 uren | – | – |
| Sep |
| 281.2 uren |
| – |
| – |
| Oct | 196.8 uren | – | – |
| Nov | 113.1 uren | – | – |
| Dec | 70.7 uren | – | – |