October in Saint-Louis-de-Terrebonne averages a daily high of 13.7°C with nights around 4.7°C. Expect roughly 10.6 wet days totalling 102.7mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Saint-Louis-de-Terrebonne is May–September.
Based on RIVIERE DES PRAIRIES, QC CA (22.3km), 1995–2024. 26 years of October data.