New Brunswick Weather in December

Thinking of visiting New Brunswick in December? Expect low temperatures reaching 8°C (46°F) during the day, dropping to -1°C (30°F) at night, and note that quite a bit of snow/rainfall is likely.

Rainfall in New Brunswick in December

Typically, about 11 days will experience snow/rainfall, with an average of 127 mm (5 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in New Brunswick in December

Daytime temperatures in New Brunswick reach 8°C (46°F) in December, dropping to -1°C (30°F) at night. December is part of winter. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying.

Sunshine in New Brunswick in December

The month brings about 140 hours of sunlight, offering a comfortable mix of sun and overcast.

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