World Resorts Canada Banff Weather

Banff weather in December

Weather in Banff: December

Average day temperature: 19.6°F
Average night temperature: 9.3°F
Number of sunny days: 5 days
Day length: 7.9 - 8.2 hours
Number of days with precipitation: 2 days
Precipitation totals: 1.0 in.

Air temperature in December, °F

Show year:
2025
2024
2023

The highest day temperature during December of 2025 was 40°F. At the same time the lowest night temperature was -7°F. Daily and nightly averages during December were 29.1°F and 19.3°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Banff in December is 1.0 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 4.9 mph It makes December most windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 3.0.

Best time for vacation in Banff

Sunniest months:
July 17 days
August 16 days
September 15 days
Warmest months:
July 68.4 °F
August 65.2 °F
September 58.4 °F
Coldest months:
December 19.6 °F
January 20.0 °F
February 21.0 °F
Rainiest months:
June 4 days
August 3 days
July 2 days
Windiest months:
December 4.9 mph
January 4.7 mph
February 4.6 mph

Banff on a weather map

Banff
+61°F
W 4 mph
Feels like: +61°F
Precip.: 4%
Places in Canada:
Name
°F
+70°F
+59°F
+55°F
+68°F
+90°F
+54°F
+70°F
+73°F
+77°F
+72°F
+75°F
+77°F
+64°F
+73°F
24 Hours Forecast
Banff
Local time: 08:32
August 06, thursday
0900
61°F
W
4 mph
1200
73°F
W
4 mph
1500
79°F
W
4 mph
1800
66°F
SW
7 mph
2100
55°F
W
4 mph
August 07, friday
0000
52°F
W
3 mph
0300
41°F
N
2 mph
0600
39°F
NE
3 mph
Units of measurement: °C / °F