Is Downsview-Roding-CFB hot in December?
Days are typically cold at 1.9°C, while nights average -4.8°C.
Canada · 1991–2020 normal
Typical December weather in Downsview-Roding-CFB: 1.9°C by day, -4.8°C at night, 66 mm of rain over 9.7 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, December scores 5 out of 100 (August leads the year at 80). Daylight is calculated as 8 h 56 from latitude 43.73°. Open-water sea temperature is 4.9°C (15 km from the place centre).
December at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically cold at 1.9°C, while nights average -4.8°C.
The measured monthly average is 66 mm across about 10 wet days.
There are about 8 h 56 between sunrise and sunset at mid-month, calculated from the place latitude.
December ranks 12 of 12 in our weather comparison; August ranks first.
Event window
The measured night-time normal is -4.8°C, so frost is typical rather than exceptional this month.
The evidence behind this page
Next step
The weather comparison for Downsview-Roding-CFB is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
How travel partnerships will work