Climate averages 1991–2020
Québec weather
in December.
A freezing month with heavy precipitation: the 10th warmest and the joint 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a freezing month in Québec: daytime highs average -3.2°C and nights cool to about -11.1°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 101 mm of precipitation on roughly 13 days, which makes December a month with heavy precipitation (the joint 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 37 min on an average December day.
The nearest other city in this atlas is Trois-Rivières (114 km away). In December its highs average -2.4°C, 0.8°C warmer than Québec, with 90 mm of precipitation.
Among the 86 cities listed in Canada, Québec ranks 75th of 86 for the warmest December highs and 67th of 86 for the driest December (precipitation, lowest first). The mean December high of those 86 cities is 0.2°C; Québec is 3.4°C cooler than that mean.
From December to January, average highs fall by 3.8°C to -7.0°C, and monthly precipitation falls from 101 mm to 83 mm.
The annual picture
December in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Québec climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -7.0°C-15.9°C | -15.9°C | 83 | 11.8 | 9.09 h |
| February | -5.0°C-14.0°C | -14.0°C | 69 | 9.8 | 10.310 h |
| March | 0.8°C-8.2°C | -8.2°C | 81 | 10.7 | 11.912 h |
| April | 8.1°C-1.6°C | -1.6°C | 104 | 11.4 | 13.614 h |
| May | 17.1°C6.7°C | 6.7°C | 101 | 13.1 | 15.015 h |
| June | 22.1°C12.6°C | 12.6°C | 118 | 12.4 | 15.816 h |
| July | 24.3°C15.6°C | 15.6°C | 120 | 14.1 | 15.515 h |
| August | 23.2°C14.7°C | 14.7°C | 113 | 13.1 | 14.214 h |
| September | 18.9°C10.4°C | 10.4°C | 109 | 11.6 | 12.613 h |
| October | 11.3°C4.1°C | 4.1°C | 125 | 12.2 | 10.911 h |
| November | 3.8°C-2.7°C | -2.7°C | 98 | 12.6 | 9.49 h |
| December, selected | -3.2°C-11.1°C | -11.1°C | 101 | 12.7 | 8.69 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
December in nearby cities
- Trois-Rivières in DecemberCanada · 114 kmHigh -2.4°C · Low -10.3°C · 90 mm precipitation
- Sherbrooke in DecemberCanada · 166 kmHigh -1.3°C · Low -9.4°C · 92 mm precipitation
- Saguenay in DecemberCanada · 179 kmHigh -5.6°C · Low -13.8°C · 80 mm precipitation
- Repentigny in DecemberCanada · 209 kmHigh -1.5°C · Low -9.1°C · 85 mm precipitation
- Terrebonne in DecemberCanada · 224 kmHigh -1.6°C · Low -9.1°C · 86 mm precipitation
- Longueuil in DecemberCanada · 226 kmHigh -1.3°C · Low -8.5°C · 85 mm precipitation
- Mercier–Hochelaga-Maisonneuve in DecemberCanada · 226 kmHigh -1.5°C · Low -8.8°C · 85 mm precipitation
- Saint-Jean-sur-Richelieu in DecemberCanada · 230 kmHigh -0.9°C · Low -8.1°C · 83 mm precipitation
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Québec) is explained once on the Québec year overview and on the Sources, method and limits page.