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Sussex Weather in December

December in Sussex brings very low temperatures, with highs of 2°C (36°F) and nights dropping to -8°C (18°F). It's the rainiest month of the year, so come prepared with waterproof gear.

Rainfall in Sussex in December

During the wettest month of the year, an umbrella can be your best friend to stay dry. Typically around 13 days of snow/rainfall are expected, averaging 122 mm (4.8 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Sussex in December

December in Sussex sees highs of 2°C (36°F) and lows of -8°C (18°F) overnight. The winter season is characteristic of December. Expect a distinctly cold feel throughout the day, not just overnight. Nights are well below freezing at -8°C (18°F). An extra blanket is a good idea if you feel the cold, especially in older or less well-heated accommodation. It's a notably cold month; make sure to wear layers to stay warm. It's wiser to gear up in advance than to be caught off-guard, trembling in the cold.

Sunshine in Sussex in December

The month experiences a moderate amount of sunlight, with 101 hours of sunshine. This provides a nice balance between sunshine and clouds.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Sussex. Our weather planner can help you explore destinations with more pleasant weather conditions.

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Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Canada, check out our Sussex's climate page.

Sussex Temperature in December

Min TemperatureMin Temperature -8°C (18°F)  
Max TemperatureMax Temperature 2°C (36°F)  
Chance of RainChance of Rain 43%  
PrecipitationPrecipitation 122 mm (4.8 in)  
Rainy daysRainy days 13 days  
SunshineSunshine 101 hours *  
Percentage SunshinePercentage Sunshine 38% *  
* Data from: Moncton, Canada (68 KM, 42 Miles).

Best Places in Canada in December

Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in December →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Sussex in December

Dress warmly and in layers for your trip to Sussex in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Sussex in December

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

Swimming
5/10
Cycling
2/10
Walking
2/10
Camping
1/10
Outdoor sports
2/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Canada, check out our Sussex's climate page.

More climate data for Sussex