Temperatuur — 2003
| Month | Rijkevorsel | Merksplas | Difference |
|---|---|---|---|
| Jan | 2.4 °C | 2.3 °C | +0.1 |
| Feb | 2.1 °C | 1.9 °C | +0.2 |
| Mar | 7.7 °C | 7.5 °C | +0.2 |
| Apr | 10.2 °C | 10.1 °C | +0.1 |
| May | 13.8 °C | 13.8 °C | +0.0 |
| Jun | 19 °C | 18.9 °C | +0.1 |
| Jul | 19.2 °C | 19.2 °C | +0.0 |
| Aug |
| 20.2 °C |
| 20.1 °C |
| +0.1 |
| Sep | 15.4 °C | 15.3 °C | +0.1 |
| Oct | 8.2 °C | 8.1 °C | +0.1 |
| Nov | 8.3 °C | 8.3 °C | +0.0 |
| Dec | 4 °C | 3.9 °C | +0.1 |