The 5 most beautiful lakes in Canada
Explore Canada's stunning lakes: Lake Louise, Lake Superior, Maligne Lake, Emerald Lake, and Lake Okanagan, each offering unique beauty and activities.
Lake Louise (AB) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Lake Louise.
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Climate overview of Lake Louise
Temperatures in Lake Louise, Alberta, Canada, vary greatly throughout the year. July is the hottest month at 16°C (61°F), while December is the coldest at -11°C (12°F).
Lake Louise sees a moderate amount of rain/snowfall, totalling around 819 mm (32 in) per year. It experiences mild summers and very cold winters, creating some seasonal variation. The most sunshine falls in July, with an average of 8.5 hours of daily sunshine.
Lake Louise Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lake Louise - and find the best time to visit.
Monthly Temperature in Lake Louise
The climate in Lake Louise is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a moderate 16°C (61°F) in July, the warmest time of the year, to a very cold -11°C (12°F) during cooler months like December.
At night, you can expect temperatures ranging from 4°C (39°F) in July to around -19°C (-2°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Lake Louise
Generally, Lake Louise receives mid-range precipitation levels, with 819 mm (32 in) annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives high rainfall, averaging 111 mm (4.4 in) of precipitation, recorded across 16 rainy days. In contrast, the driest month February brings less snowfall, with 43 mm (1.7 in) over 13 snowy days. For more details, please visit our Lake Louise Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Lake Louise
Seasonal changes in sunshine hours are quite dramatic in Lake Louise. While July receives considerable daily sunshine with up to 8.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.5 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Banff, Canada (50 KM, 31 Miles).
Daily hours of sunshine
Data from: Banff, Canada (50 KM, 31 Miles).
Humidity in Lake Louise by Month
The relative humidity is moderate throughout the year in Lake Louise.
The city experiences its highest humidity in December, reaching 66%. In June, the humidity drops to its lowest level at 39%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Banff, Canada (50 KM, 31 Miles).
Best Time to Visit Lake Louise
Compared with the rest of the year, the most comfortable conditions in Lake Louise are usually found in July and August. Conditions are generally least comfortable in January, February, March, April, May, June, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
very cold
Apr
cold
May
cold
Jun
wet
Jul
good
Aug
good
Sep
mixed
Oct
cold
Nov
very cold
Dec
very cold
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Mild summers and very cold winters
- Coldest conditions: December, with freezing nights around -19°C (-2°F).
Frequently asked questions about the climate in Lake Louise
What is the best time to visit Lake Louise?
July and August typically offer the most optimal weather in Lake Louise. In contrast, January, February, March, April, May, June, October, November and December tend to have less optimal conditions. Lake Louise has mild summers and very cold winters.
What temperatures can I expect in Lake Louise?
Daytime highs range from -11°C (12°F) in December to 16°C (61°F) in July. Nighttime lows range from -19°C (-2°F) to 4°C (39°F). Temperatures vary considerably through the year.
How much rain does Lake Louise get?
Annual rainfall is around 819 mm (32 in). June is the wettest month with 111 mm (4.4 in), while February is the driest with 43 mm (1.7 in).
How sunny is Lake Louise?
Lake Louise receives around 1,744 hours of sunshine per year. July is the sunniest month with 255 hours, while December is the cloudiest with just 45 hours.
Lake Louise 3-Day Forecast
Lake Louise on the map
Lake Louise is highlighted - select any city to see its climate.
Popular in September
Where to go in September - average daytime high across popular destinations.
Toronto
22°C (72°F) Niagara Falls23°C (73°F) Montréal
22°C (72°F) Ottawa22°C (72°F) Quebec City
20°C (68°F) Vancouver19°C (66°F) Calgary19°C (66°F) Whistler15°C (59°F) Bucket list
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