Places › Jackson, WY › December

Jackson in December

A shoulder month — score 64 of 100

Typical December days in Jackson reach about 26°F with nights near 7°F; about 16 inches of snow falls in a typical month.

What to pack for Jackson in December

• A real winter coat — typical nights drop below freezing, to about 7°F.
• Layers — afternoons run about 19° warmer than mornings.
• A waterproof shell — rain falls on about 14 days in a typical December.
• Insulated boots and a winter kit — a typical December brings about 16 inches of snow.
• Ski kit or rental reservations — this is prime season.

Every packing line is triggered by a number on this page — the rules are on How we pick.

December vs. the alternatives

The whole year in Jackson

Averages are the 1991–2020 climate normals (NOAA National Centers for Environmental Information) for the station named on each page. Rain days = days with at least 0.01 in of precipitation. Daylight is computed for the middle of the month.