Ketchum Weather in December

December in Ketchum sees daytime temperatures around 0°C (32°F) and lows of -11°C (12°F) at night. As the wettest month of the year, keep in mind that snowfall is at its highest.

Rainfall in Ketchum in December

This month sees the most rain, so carrying an umbrella will ensure you stay dry. Typically, you can expect about 15 days of snow this month, with 83 mm (3.3 in) on average. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Ketchum in December

December in Ketchum brings typical temperatures with highs around 0°C (32°F) and lows of -11°C (12°F). December is part of winter. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. With lows of -11°C (12°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Typically, it's the chilliest month of the year. Ensure you're prepared by packing appropriate winter gear.

December in Ketchum can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.