What is the weather like in Banff vs Lake Louise in September?

In September, Banff averages 18°C high / 3°C low with about 51 mm of rain; Lake Louise averages 15°C high / 3°C low with about 57 mm.

Banff vs Lake Louise in September

Lake Louise is the better pick in September — 32 vs 22 on SeasonMap's comfort score. Lake Louise is cool, a little rain, clean air, while Banff is nice, a little rain, clean air.

Banff vs Lake Louise — September climate, side by side

	🇨🇦 Banff	🇨🇦 Lake Louise
Comfort score	22/100 (F)	32/100 (F)
Feels-like high	16°C	13°C
Avg high / low	18° / 3°	15° / 3°
Rainfall	51 mm	57 mm
Rainy days	10	12
Humidity	72%	72%
Air quality (AQI)	36	37

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Banff vs Lake Louise in September — FAQ

Is September better in Banff or Lake Louise?: Lake Louise is the better pick in September — 32 vs 22 on SeasonMap's comfort score. Lake Louise is cool, a little rain, clean air, while Banff is nice, a little rain, clean air.
What is the weather like in Banff vs Lake Louise in September?: In September, Banff averages 18°C high / 3°C low with about 51 mm of rain; Lake Louise averages 15°C high / 3°C low with about 57 mm.