Neerslag — 2023
| Maand | Theux | Spa | Verschil |
|---|---|---|---|
| Jan | – | – | – |
| Feb | – | – | – |
| Mrt | 148.6 mm | 156.1 mm | -7.5 |
| Apr | 96 mm | 96.5 mm | -0.5 |
| Mei | 64.8 mm | 61.2 mm | +3.6 |
| Jun | 97.8 mm | 91.1 mm | +6.7 |
| Jul | 130.9 mm | 149.5 mm | -18.6 |
| Aug |
| 146.6 mm |
| 156.1 mm |
| -9.5 |
| Sep | 79.5 mm | 75.9 mm | +3.6 |
| Okt | 100 mm | 110.2 mm | -10.2 |
| Nov | 167.1 mm | 180.6 mm | -13.5 |
| Dec | 112.5 mm | 165 mm | -52.5 |