December weather forecast
Lake Louise, Canada

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Weather in December

December, the first month of the winter in Lake Louise, is still a freezing cold month, with an average temperature varying between -17.4°C (0.7°F) and -9.3°C (15.3°F).

Temperature

December, on average, is the coldest month, registering a high temperature of -9.3°C (15.3°F) and a low of -17.4°C (0.7°F).

Humidity

January through March and December, with an average relative humidity of 94%, are the most humid months in Lake Louise.

Rainfall

In December, the rain falls for 3.4 days. Throughout December, 38mm (1.5") of precipitation is accumulated. In Lake Louise, during the entire year, the rain falls for 116.8 days and collects up to 583mm (22.95") of precipitation.

Snowfall

January through July, September through December are months with snowfall. In Lake Louise, in December, snow falls for 20.7 days, with typically accumulated 316mm (12.44") of snow. Throughout the year, there are 172.5 snowfall days, and 2825mm (111.22") of snow is accumulated.

Daylight

The month with the shortest days in Lake Louise is December, with an average of 7h and 54min of daylight.
On the first day of the month, sunrise is at 8:28 am and sunset at 4:39 pm. On the last day of December, sunrise is at 8:49 am and sunset at 4:46 pm MST.

Sunshine

In December, the average sunshine in Lake Louise is 3.1h.

UV index

The months with the lowest UV index in Lake Louise, Canada, are January through March, October through December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 1 during December translates into the following guidance:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What are the coldest months in Lake Louise?

In Lake Louise, the average lowest temperatures are observed in December, with a high of -9.3°C (15.3°F) and a low of -17.4°C (0.7°F).

How cold is it in Lake Louise in December?

In Lake Louise, in December, the average high-temperature is -9.3°C (15.3°F), and the average low-temperature is -17.4°C (0.7°F).

What are the most humid months in Lake Louise?

The months with the highest humidity in Lake Louise are January through March and December, with an average relative humidity of 94%.

What is the average humidity in December in Lake Louise?

The average relative humidity in December in Lake Louise, Canada, is 94%.

How much does it rain in Lake Louise in December?

In Lake Louise, during December, the rain falls for 3.4 days and regularly aggregates up to 38mm (1.5") of precipitation.

How much does it snow in Lake Louise in December?

In Lake Louise, in December, snow falls for 20.7 days, with typically accumulated 316mm (12.44") of snow.

What is the month with the shortest days in Lake Louise?

December has the shortest days of the year in Lake Louise, with an average of 7h and 54min of daylight.

What is the average length of the day in December in Lake Louise?

The average day length in December in Lake Louise is 7h and 56min.

When is the sunrise / sunset in December in Lake Louise?

On the first day of December in Lake Louise, sunrise is at 8:28 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 8:49 am and sunset at 4:46 pm MST.

How many hours of sunshine does Lake Louise have in December?

In Lake Louise, the average sunshine duration in December is 3.1h.

When is the lowest UV index in Lake Louise?

The months with the lowest UV index in Lake Louise are January through March, October through December, with an average maximum UV index of 1.

What is the UV index intensity in December in Lake Louise?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Lake Louise, Canada

Average temperature in December - Lake Louise, Canada
  • Average high temperature in December: -9.3°C

The warmest month (with the highest average high temperature) is August (16.2°C).
The month with the lowest average high temperature is December (-9.3°C).

  • Average low temperature in December: -17.4°C

The months with the highest average low temperature are July and August (4.3°C).
The coldest month (with the lowest average low temperature) is February (-18.1°C).

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Average pressure in December
Lake Louise, Canada

Average pressure in December - Lake Louise, Canada
  • Average pressure in December: 1020mbar

The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is June (1012mbar).

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Average wind speed in December
Lake Louise, Canada

Average wind speed in December - Lake Louise, Canada
  • Average wind speed in December: 7.8km/h

The windiest month (with the highest average wind speed) is November (9.2km/h).
The calmest month (with the lowest average wind speed) is May (7km/h).

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Average humidity in December
Lake Louise, Canada

Average humidity in December - Lake Louise, Canada
  • Average humidity in December: 94%

The months with the highest relative humidity are January, February, March and December (94%).
The months with the lowest relative humidity are July and August (63%).

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Average rainfall in December
Lake Louise, Canada

Average rainfall in December - Lake Louise, Canada
  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is June (85mm).
The driest month (with the least rainfall) is February (33mm).

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Average rainfall days in December
Lake Louise, Canada

Average rainfall days in December - Lake Louise, Canada
  • Average rainfall days in December: 3.4 days

The month with the highest number of rainy days is June (21.4 days).
The month with the least rainy days is January (2.5 days).

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Average snowfall in December
Lake Louise, Canada

Average snowfall in December - Lake Louise, Canada
  • Average snowfall in December: 316mm

The month with the highest snowfall is November (431mm).
The month with the least snowfall is August (0mm).

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Average snowfall days in December
Lake Louise, Canada

Average snowfall days in December - Lake Louise, Canada
  • Average snowfall days in December: 20.7 days

The month with the highest number of snowfall days is March (25.3 days).
The month with the least snowfall days is August (0.2 days).

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Average daylight in December /
Average sunshine in December
Lake Louise, Canada

Average daylight in December / Average sunshine in December - Lake Louise, Canada
  • Average daylight in December: 7h and 5min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in December
Lake Louise, Canada

Average sunshine days in December - Lake Louise, Canada
  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is August (15.1 days).
The month with the least sunshine days is April (4.7 days).

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Average UV index in December
Lake Louise, Canada

Average UV index in December - Lake Louise, Canada
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

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Average cloud cover in December
Lake Louise, Canada

Average cloud cover in December - Lake Louise, Canada
  • Average cloud cover in December: 71

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in December
Lake Louise, Canada

Average visibility in December - Lake Louise, Canada
  • Average visibility in December: 4km

The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January, February and December (4km).

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Lake Louise, Canada

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