Average weather for Banff in August
It's cool to moderate in August in Banff with an average temperature of 18°C. Temperatures this month range from a low of 17°C to a high of 19°C. At night, you can expect temperatures between 10°C and 13°C.
Start of August
The month of August starts in Banff with mild temps, averaging around 19°C during the day and nights around 12°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
Mid August
By mid-August, daytime temps drop to around 18°C, with nights around 12°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of August
By the end of August, the average daytime temperature in Banff is around 18°C, while nighttime temps are about 11°C. A shower might pop up, but overall, the weather will be dry and sunny.
In August, there is an average of 64 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the South.
Banff in August |
New York | ||
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18°C | 30°C | |
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19°C | 31°C | |
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17°C | -5°C | |
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64 mm | 79 mm | |
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14 days | 13 days |
UV index
The UV index is a maximum of 4 this month. That's a moderate value on the intensity scale of 1 to 11. Unprotected skin can burn in about 30 minutes.
Is August a good time to visit Banff?
Looking for great weather? August is a good time to be in Banff. The temperatures are nice, and there’s not too much rain.
Temperature records
With 27°C in 2022, Banff reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 12°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 2°C to a highest value of 16°C.
Check out the climate of Banff for all months and discover the best travel time
Daily Temperature in August in Banff
This chart shows the average daily high and low temperatures in August for Banff, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in August in Banff
The chart below shows the average daily precipitation in August for Banff, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for August, you can expect about 14 days of precipitation in Banff.
Daily UV index in August in Banff
This chart shows the average daily UV index in August in Banff, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Banff over the years
This chart shows the average temperature in August in Banff, measured in degrees Celsius, over the past few years.
Total precipitation in August in Banff over the years
This chart shows the average precipitation in August in Banff, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in August for Banff
Click on any day in August to get detailed info about the usual weather on that day in Banff. Check out the historical temperatures and precipitation over the past 10 years on this day.































Weather experiences in August in Banff
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Average weather in Banff by month
Click on a month below to see detailed weather info for Banff. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.