Baie-Sainte-Catherine Weather in September

September in Baie-Sainte-Catherine averages 16°C (61°F) during the day and 9°C (48°F) at night. Quite a bit of rainfall is typical this month, with around 117 mm (4.6 in) on average. An umbrella is a good idea.

Rainfall in Baie-Sainte-Catherine in September

Based on our climate data of the past 30 years, about 12 days of rain are anticipated, with 117 mm (4.6 in) on average. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Baie-Sainte-Catherine in September

Baie-Sainte-Catherine in September gets highs of 16°C (61°F) during the day and drops to 9°C (48°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 9°C (48°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Should you favor a climate that's both dry and comfortably warm, August typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.