Banff Weather in August

August in Banff averages 17°C (63°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 89 mm (3.5 in) on average. An umbrella is a good idea.

Rainfall in Banff in August

Based on our climate data of the past 30 years, about 17 days of rain are anticipated, with 89 mm (3.5 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Banff in August

Daytime highs in Banff in August reach 17°C (63°F), with nights around 12°C (54°F). This month falls in the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep. On average, it has the peak temperatures of the year.

Sunshine in Banff in August

You can expect a moderate amount of sunlight, with approximately 158 hours. This means a pleasant mix of sun and overcast.

If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.