Zonneschijn — 2020
| Month | Horst aan de Maas | Venlo | Difference |
|---|---|---|---|
| Jan | 145.8 uren | 152.8 uren | -7.0 |
| Feb | 196.6 uren | 201.7 uren | -5.1 |
| Mar | 298.6 uren | 295.5 uren | +3.1 |
| Apr | 367.9 uren | 369.2 uren | -1.3 |
| May | 424.3 uren | 423.3 uren | +1.0 |
| Jun | 420.9 uren | 422 uren | -1.1 |
| Jul | 410.5 uren | 408.2 uren | +2.3 |
| Aug | – | – | – |
| Sep | – | – | – |
| Oct | – | – | – |
| Nov | – | – | – |
| Dec | – | – | – |