Sillian Weather in December

December in Sillian averages -2°C (28°F) during the day and -11°C (12°F) at night. Quite a bit of snowfall is typical this month, with around 82 mm (3.2 in) on average. An umbrella is a good idea.

Rainfall in Sillian in December

This month experiences about 14 days of snow according to historical data, averaging 82 mm (3.2 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Sillian in December

December in Sillian brings typical temperatures with highs around -2°C (28°F) and lows of -11°C (12°F). December is part of winter. Staying warm is the main priority this month, especially during mornings and evenings. Nights are well below freezing at -11°C (12°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. Known for its cold temperatures, this month requires warm clothing. Ensure you dress appropriately to stay comfortable.

Sunshine in Sillian in December

The month is characterized by fewer sunny days, with roughly 48 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

December in Sillian has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.