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.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our New Brunswick's climate page.

New Brunswick Temperature in December

Min Temperature -1°C (30°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 37%  

Precipitation 127 mm (5 in)  

Rainy days 11 days  

Sunshine 140 hours *  

Percentage Sunshine 48% *  

* Data from: Trenton, the United States of America (38 KM, 24 Miles).

What to Wear in New Brunswick in December

Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in New Brunswick in December

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our New Brunswick's climate page.

More climate data for New Brunswick

Temperature Rainfall Sunshine

See the full New Brunswick climate overview or explore weather in the United States of America.