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Ottawa weather in December (Ontario, Canada)

Looking to travel to Ottawa in December? Here's what the weather might have in store during this month.

In December, Ottawa generally has very low temperatures and moderate snowfall. December falls within the winter season. Throughout the day, temperatures typically settle at around -0°C. But by evening, they drop to around -9°C. It is a very cold month, so be prepared and make sure to dress up warm. It's always better to be prepared than to find oneself shivering in the cold.

Ottawa in December usually receives moderate snowfall, averaging around 85 mm for the month. When we look at the climate data from the last 30 years, we can expect around 16 days of snow.

The area sees fewer sunny days, with a projection of about 83 hours of sunshine. This reduced sunlight makes it ideal for those who prefer cooler, overcast conditions over bright sunny days.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Ottawa. May, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Ottawa climate page with graphs.

 

Ottawa, monthly averages in December

Min TemperatureMin Temperature -9°C  
Max TemperatureMax Temperature -0°C  
Chance of RainChance of Rain 52%  
PrecipitationPrecipitation 85 mm  
Rainy daysRainy days 16 days  
HumidityHumidity 72%  
SunshineSunshine 83 hours  
Percentage SunshinePercentage Sunshine 30%  

Where to go in Canada in December

Find out more about the weather in Canada in December and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Ottawa in December?

Visitors traveling to Ottawa should plan on bringing winter clothes, snow boots and a warm winter coat. There will be periods of snow.

What To Do

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

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

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Ottawa.

Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.