Helena Weather in December

Helena in December sees very low daytime temperatures of 0°C (32°F) and nighttime lows of -10°C (14°F). Low snowfall is typical, with around 21 mm (0.8 in) for the month.

Rainfall in Helena in December

You can typically expect 14 days of snow this month, averaging around 21 mm (0.8 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Helena in December

December in Helena brings typical temperatures with highs around 0°C (32°F) and lows of -10°C (14°F). December is part of winter. Time outdoors is usually more comfortable with proper winter clothing and protection from wind. Nights are well below freezing at -10°C (14°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.

Sunshine in Helena in December

With about 100 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Helena.