Zonneschijn — 1999
| Month | Bocholt | Meeuwen-Gruitrode | Difference |
|---|---|---|---|
| Jan | 116.5 uren | – | – |
| Feb | 145.4 uren | – | – |
| Mar | 224 uren | – | – |
| Apr | 299.1 uren | – | – |
| May | 357.6 uren | – | – |
| Jun | 364.2 uren | – | – |
| Jul | 367.7 uren | – | – |
| Aug | 321.7 uren | – | – |
| Sep |
| 251.9 uren |
| – |
| – |
| Oct | 199.9 uren | – | – |
| Nov | 127.4 uren | – | – |
| Dec | 103.3 uren | – | – |