Keystone · Colorado, United States

Keystone in December

Conditions, weather, crowd levels, and tips for visiting Keystone in December

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Is Keystone Open in December?

Open

Keystone is open in December, outside its peak-season window.

Weather & Snow Conditions

55cm(22in)Moderate

55cm

Avg Snowfall

-5°C

Avg High (23°F)

-15°C

Avg Low (5°F)

22"

Snowfall (inches)

In December, Keystone sees an average of 55cm (22 inches) of snowfall. Daytime temperatures typically reach -5°C (23°F) with overnight lows around -15°C (5°F). Standard ski layering works well at these temperatures: an insulated jacket, waterproof gloves, and neck protection.

Crowd Levels & Pricing

Crowd Level

High

Day Pass Price

$229

December is one of the busier periods at Keystone. The day pass price this month is $229 per day.

What to Pack for December

Essential Layers

Moisture-wicking base layer (merino or synthetic)
Heavy insulated mid-layer (fleece or down)
Waterproof, breathable outer shell
Standard waterproof ski gloves

Accessories

Helmet (always recommended)
Goggles with a versatile lens for variable conditions
Neck gaiter or buff
Lip balm with SPF and hand warmers

Trail Conditions in December

12%(15 trails)

34%(44 trails)

30%(38 trails)

24%(31 trails)

In December, Keystone typically runs most of its 128 trails and 20 lifts.

Frequently Asked Questions

Is Keystone open in December?

Yes, Keystone is typically open in December (open).

How much snow does Keystone get in December?

Keystone averages approximately 55cm (22 inches) of snowfall in December. Actual amounts vary year to year.

How crowded is Keystone in December?

Crowd levels at Keystone in December are typically high.

What should I wear skiing at Keystone in December?

In December, temperatures at Keystone range from -15°C to -5°C (5°F to 23°F). Standard ski layering works well at these temperatures: an insulated jacket, waterproof gloves, and neck protection.