Saint-Marc-sur-Richelieu Weather in October

October in Saint-Marc-sur-Richelieu typically sees daytime highs of 14°C (57°F) and nighttime lows of 4°C (39°F). As the wettest month of the year, expect more rainfall than other months.

Rainfall in Saint-Marc-sur-Richelieu in October

As the month with the highest rainfall, make sure to have an umbrella to manage the showers. Expect around 12 days of rain based on historical data, with 114 mm (4.5 in) average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Saint-Marc-sur-Richelieu in October

In October, expect moderate temperatures in Saint-Marc-sur-Richelieu, with highs of 14°C (57°F) and lows of 4°C (39°F) at night. Conditions are often most pleasant around the middle of the day. At 4°C (39°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Saint-Marc-sur-Richelieu in October

With about 140 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

If you prefer dry days with pleasant temperatures, May, June, July, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.