December weather forecast
Banff, Canada

Weather in December

December, the first month of the winter in Banff, is still a freezing cold month, with an average temperature ranging between max -8.1°C (17.4°F) and min -15.4°C (4.3°F).

Temperature

December is the coldest month, with an average high-temperature of -8.1°C (17.4°F) and an average low-temperature of -15.4°C (4.3°F).

Humidity

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

Rainfall

In Banff, Canada, during 10.7 rainfall days, 22mm (0.87") of precipitation is typically accumulated. Throughout the year, in Banff, 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. In December, in Banff, it is snowing for 19 days. Throughout December, 177mm (6.97") of snow is accumulated. Throughout the year, there are 133.1 snowfall days, and 1671mm (65.79") of snow is accumulated.

Daylight

The month with the shortest days in Banff is December, with an average of 7h and 59min of daylight.
On the first day of the month, sunrise is at 8:24 am and sunset at 4:38 pm. On the last day of December, sunrise is at 8:46 am and sunset at 4:44 pm MST.

Sunshine

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

UV index

In Banff, Canada, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in December transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Banff?

With an average high-temperature of -8.1°C (17.4°F) and an average low-temperature of -15.4°C (4.3°F), December is the coldest month in Banff, Canada.

What is the average humidity in December in Banff?

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

How many days does it rain in December in Banff?

In Banff, in December, during 10.7 rainfall days, 22mm (0.87") of precipitation is typically accumulated.

How many days does it snow in December in Banff?

In December, in Banff, Canada, it is snowing for 19 days. Throughout December, 177mm (6.97") of snow is accumulated.

What is the month with the shortest days in Banff?

The month with the shortest days in Banff is December, with an average of 7h and 59min of daylight.

How many hours of daylight does Banff have in December?

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

When is the sunrise / sunset in December in Banff?

On the first day of December, sunrise is at 8:24 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 8:46 am and sunset at 4:44 pm MST.

What is the month with the least sunshine in Banff?

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

How long on average sun shines in December in Banff?

In Banff, the average sunshine duration in December is 4.8h.

How high is the UV index in December in Banff?

In Banff, Canada, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.

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: 7h and 59min

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 59min).

  • Average sunshine in December: 4.8h

The month with the most sunshine is August (Average sunshine: 11h).
The months with the least sunshine are January and December (Average sunshine: 4.8).

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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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