Williston Weather in December

December in Williston averages 1°C (34°F) during the day and -7°C (19°F) at night. Quite a bit of snow/rainfall is typical this month, with around 104 mm (4.1 in) on average. An umbrella is a good idea.

Rainfall in Williston in December

Based on our climate data of the past 30 years, about 18 days of snow/rain are anticipated, with 104 mm (4.1 in) on average. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Williston in December

December in Williston brings very low temperatures, with highs of 1°C (34°F) and nights around -7°C (19°F). December is part of the winter season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. With overnight lows of -7°C (19°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold. This month is extremely cold, so be sure to dress in layers to keep warm. Proper preparation can help you stay comfortable.

Sunshine in Williston in December

The month is characterized by fewer sunny days, with roughly 93 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Williston. Our weather planner can help you explore destinations with more pleasant weather conditions.