Toronto Weather in December
In December, Toronto averages a high of 2°C (36°F) and a low of -3°C (26°F), based on 54 years of historical weather data from TORONTO CITY CENTRE.
2°C
Average high
36°F
-3°C
Average low
26°F
20°C
Record high
68°F · 1982
-24°C
Record low
-11°F · 1980
What to Expect in Toronto in December
Typical December days in Toronto reach 2°C (36°F) during the afternoon and cool to around -3°C (26°F) overnight. On average, measurable rain falls on about 46% of days this month. Over the past 54 years, December temperatures in Toronto have ranged from a record high of 20°C (1982) down to a record low of -24°C (1980).
For a day-by-day look or other months, see the full Toronto weather history.