Banff Weather in September

September in Banff brings moderate temperatures, with daytime highs of 16°C (61°F) and nights around 11°C (52°F). Quite a bit of rainfall is expected, around 85 mm (3.3 in), so pack an umbrella.

Rainfall in Banff in September

Analyzing past climate data, one can expect approximately 19 days of rain, averaging 85 mm (3.3 in). With rain spread across many days but low totals, showers are typically short and light rather than heavy.

Temperature in Banff in September

Banff in September gets highs of 16°C (61°F) during the day and drops to 11°C (52°F) at night. Experience the summer season in September. Even when the weather is stable, mornings and evenings can still feel distinctly cool. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Banff in September

The area enjoys a balanced 127 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If your ideal day consists of dry skies and pleasant temperatures, June, July, August and September typically offer the best circumstances for Banff.