December weather forecast
Banff, Canada

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Weather in December

December, known as the coldest month with a low temperature of -15.4°C (4.3°F), blankets Banff in a winter wonderland. With snowfall reaching 177mm (6.97"), the town is all about winter festivities and activities. The daylight hours are minimal, and the temperature remains sub-zero, marking the peak of winter. The picturesque transformation into a snowy paradise and the Christmas vibes make Banff a popular holiday destination. While the weather remains harsh, the radiant holiday spirit keeps the town alive and bustling.

Temperature

Banff experiences its lowest temperatures in December, with an average peak of -8.1°C (17.4°F) and a low of -15.4°C (4.3°F).

Humidity

In December, the average relative humidity in Banff is 90%.

Rainfall

In Banff, in December, during 10.7 rainfall days, 22mm (0.87") of precipitation is typically accumulated. Throughout the year, there are 166.4 rainfall days, and 589mm (23.19") of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Banff, during December, snow falls for 19 days and regularly aggregates up to 177mm (6.97") of snow. In Banff, during the entire year, snow falls for 133.1 days and aggregates up to 1671mm (65.79") of snow.

Daylight

With an average of 8h and 0min of daylight, December has the shortest days of the year in Banff.
On the first day of the month, sunrise is at 8:25 am and sunset at 4:38 pm. On the last day of December, in Banff, Canada, sunrise is at 8:46 am and sunset at 4:45 pm MST.

Sunshine

January and December, with an average of 4.8h of sunshine, are months with the least sunshine in Banff.

UV index

In Banff, Canada, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Boost your sun resistance with garments that are densely woven yet spacious. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What month is the coldest in Banff?

Banff's temperature records reveal December as the coldest month, marked by average highs of -8.1°C (17.4°F) and lows of -15.4°C (4.3°F).

How cold is it in Banff in December?

The average high-temperature, in December, in Banff, is -8.1°C (17.4°F), while the average low-temperature is -15.4°C (4.3°F).

What is the average humidity in December in Banff?

The average relative humidity in December is 90%.

How many days does it rain in December in Banff?

In December, in Banff, the rain falls for 10.7 days. Throughout December, 22mm (0.87") of precipitation is accumulated.

How much does it snow in Banff in December?

In Banff, Canada, during December, snow falls for 19 days and regularly aggregates up to 177mm (6.97") of snow.

What is the month with the shortest days in Banff?

The month with the shortest days in Banff, Canada, is December, with an average of 8h and 0min of daylight.

What is the average length of the day in December in Banff?

In Banff, Canada, the average day length in December is 7h and 59min.

When are sunrise and sunset in December in Banff?

In December, on the first day of the month, sunrise is at 8:25 am and sunset at 4:38 pm. On the last day of the month, in Banff, sunrise is at 8:46 am and sunset at 4:45 pm MST.

What is the month with the least sunshine in Banff?

January and December, with an average of 4.8h of sunshine, are months with the least sunshine.

How many hours of sunshine does Banff have in December?

The average sunshine duration in December in Banff, Canada, is 4.8h.

What is the UV index intensity in December in Banff?

The average daily maximum UV index in December in Banff is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Banff, Canada

Average temperature in December - Banff, Canada
  • Average high temperature in December: -8.1°C

The warmest month (with the highest average high temperature) is July (17°C).
The month with the lowest average high temperature is December (-8.1°C).

  • Average low temperature in December: -15.4°C

The month with the highest average low temperature is July (6°C).
The coldest month (with the lowest average low temperature) is February (-15.9°C).

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Average pressure in December
Banff, Canada

Average pressure in December - Banff, Canada
  • Average pressure in December: 1019.8mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is June (1011.7mbar).

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Average wind speed in December
Banff, Canada

Average wind speed in December - Banff, Canada
  • Average wind speed in December: 10.7km/h

The windiest month (with the highest average wind speed) is January (11.2km/h).
The calmest month (with the lowest average wind speed) is August (7.2km/h).

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Average humidity in December
Banff, Canada

Average humidity in December - Banff, Canada
  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is August (62%).

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Average rainfall in December
Banff, Canada

Average rainfall in December - Banff, Canada
  • Average rainfall in December: 22mm

The wettest month (with the highest rainfall) is June (116mm).
The driest month (with the least rainfall) is January (18mm).

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Average rainfall days in December
Banff, Canada

Average rainfall days in December - Banff, Canada
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is June (22.5 days).
The month with the least rainy days is January (9.9 days).

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Average snowfall in December
Banff, Canada

Average snowfall in December - Banff, Canada
  • Average snowfall in December: 177mm

The month with the highest snowfall is April (324mm).
The months with the least snowfall are July and August (0mm).

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Average snowfall days in December
Banff, Canada

Average snowfall days in December - Banff, Canada
  • Average snowfall days in December: 19 days

The month with the highest number of snowfall days is March (21.2 days).
The month with the least snowfall days is July (0 days).

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Average daylight in December /
Average sunshine in December
Banff, Canada

Average daylight in December / Average sunshine in December - Banff, Canada
  • Average daylight in December: 8h and 0min

The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).

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Average sunshine days in December
Banff, Canada

Average sunshine days in December - Banff, Canada
  • Average sunshine days in December: 12.1 days

The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is June (4.3 days).

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Average UV index in December
Banff, Canada

Average UV index in December - Banff, Canada
  • Average UV index in December: 2

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

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Average cloud cover in December
Banff, Canada

Average cloud cover in December - Banff, Canada
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in December
Banff, Canada

Average visibility in December - Banff, Canada
  • Average visibility in December: 7km

The months with the highest visibility are June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, April and December (7km).

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Banff, Canada

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