August in La Haute-Saint-Charles averages a daily high of 24.1°C with nights around 12.9°C. Expect roughly 12.1 wet days totalling 109.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit La Haute-Saint-Charles is June–September.
Based on QUEBEC JEAN LESAGE INTERNATIONAL, QC CA (10.1km), 1995–2024. 28 years of August data.