Neerslag — 2013
| Month | Court-Saint-Étienne | Mont-Saint-Guibert | Difference |
|---|---|---|---|
| Jan | 56 mm | – | – |
| Feb | 42.8 mm | – | – |
| Mar | 50.2 mm | – | – |
| Apr | 27.3 mm | – | – |
| May | 103.5 mm | – | – |
| Jun | 45.6 mm | – | – |
| Jul | 28.5 mm | – | – |
| Aug | 48.4 mm | – | – |
| Sep |
| 73.4 mm |
| – |
| – |
| Oct | 67.1 mm | – | – |
| Nov | 96.6 mm | – | – |
| Dec | 77 mm | – | – |