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Cornwall Weather in December

Cornwall in December sees very low daytime temperatures of 0°C (32°F) and nighttime lows of -7°C (19°F). Rainfall is fairly high this month at around 96 mm (3.8 in), so pack a rain jacket to stay dry.

Rainfall in Cornwall in December

You can typically expect 18 days of snow/rain this month, averaging around 96 mm (3.8 in). A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Cornwall in December

In December, Cornwall gets very low temperatures, with highs of 0°C (32°F). Nights cool to around -7°C (19°F). December marks the winter season. Expect a distinctly cold feel throughout the day, not just overnight. 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 marked by cold temperatures, so wearing layers is key to staying warm. Don't be caught off-guard by the cold.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, July, August and September typically offer the best weather for Cornwall.

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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 Cornwall's climate page.

Cornwall Temperature in December

Min TemperatureMin Temperature -7°C (19°F)  
Max TemperatureMax Temperature 0°C (32°F)  
Chance of RainChance of Rain 59%  
PrecipitationPrecipitation 96 mm (3.8 in)  
Rainy daysRainy days 18 days  

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 Cornwall in December

Dress warmly and in layers for your trip to Cornwall 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.

What To Do in Cornwall in December

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

Cycling
2/10
Walking
2/10
Barbeque
1/10
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 Cornwall's climate page.

More climate data for Cornwall