Algonquin Highlands Weather in September

Thinking of visiting Algonquin Highlands in September? Expect pleasant temperatures reaching 20°C (68°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Algonquin Highlands in September

Historically, approximately 13 days this month are expected to have rain, averaging 101 mm (4 in). 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 Algonquin Highlands in September

In September, expect pleasant temperatures in Algonquin Highlands, with highs of 20°C (68°F) and lows of 10°C (50°F) at night. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

If you prefer enjoying temperate temperatures and rain-free days, July and August 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.