Alliston weather in December (Ontario, Canada)

How is December weather typically in Alliston? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

In December, the weather in Alliston generally includes very low temperatures and moderate snow/rainfall. During December, the winter season is in full swing. As the day progresses, temperatures can peak at 2°C. Luckily at nightfall, they typically drop to -7°C. With the coldest weather of the year, this month demands extra warmth. Be sure to layer up to stay comfortable.

Precipitation

Alliston in December usually receives moderate snow/rainfall, averaging around 68 mm for the month. Based on our climate data of the past 30 years, about 14 days of snow/rain are anticipated.

Average sunshine

This month sees fewer sunny days, with about 88 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Alliston. May, June, July, August and September typically offer the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

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

 

Alliston, monthly averages in December

Min Temperature -7°C  

Max Temperature 2°C  

Chance of Rain 47%  

Precipitation 68 mm  

Rainy days 14 days  

Humidity 72% *  

Sunshine 88 hours *  

Percentage Sunshine 31% *  

Data from: Mississauga, Canada (65 KM, 40 Miles).

Where to go in Canada in December

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

Weather conditions Weather

Temperatures

Precipitation

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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 and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature.

What To Do

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

Swimming

4/10

Cycling

2/10

Walking

2/10

Camping

1/10

Outdoor sports

2/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Alliston.

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 travel conditions. Find out where to go with our weather planner.