Climate averages 1991–2020
Winnipeg weather
in December.
A freezing month with light precipitation: the 10th warmest and the 3rd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a freezing month in Winnipeg: daytime highs average -8.7°C and nights cool to about -16.4°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 22 mm of precipitation on roughly 6 days, which makes December a month with light precipitation (the 3rd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 8 h 11 min on an average December day.
The nearest other city in this atlas is Fargo (335 km away). In December its highs average -4.7°C, 4.0°C warmer than Winnipeg, with 24 mm of precipitation.
Among the 86 cities listed in Canada, Winnipeg ranks 86th of 86 for the warmest December highs and joint 9th of 86 for the driest December (precipitation, lowest first). The mean December high of those 86 cities is 0.2°C; Winnipeg is 8.9°C cooler than that mean.
From December to January, average highs fall by 3.4°C to -12.0°C, and monthly precipitation falls from 22 mm to 16 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
Winnipeg climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -12.0°C-21.0°C | -21.0°C | 16 | 4.9 | 8.69 h |
| February | -9.0°C-18.7°C | -18.7°C | 14 | 3.7 | 10.110 h |
| March | -0.9°C-10.7°C | -10.7°C | 25 | 6.2 | 11.812 h |
| April | 9.1°C-2.1°C | -2.1°C | 36 | 6.3 | 13.714 h |
| May | 16.5°C5.5°C | 5.5°C | 80 | 10.8 | 15.415 h |
| June | 22.0°C12.4°C | 12.4°C | 98 | 12.4 | 16.316 h |
| July | 24.5°C15.2°C | 15.2°C | 88 | 11.5 | 15.916 h |
| August | 24.1°C14.4°C | 14.4°C | 76 | 9.8 | 14.514 h |
| September | 18.5°C9.4°C | 9.4°C | 68 | 9.1 | 12.713 h |
| October | 9.5°C2.0°C | 2.0°C | 47 | 8.1 | 10.811 h |
| November | -0.4°C-7.4°C | -7.4°C | 28 | 6.0 | 9.19 h |
| December, selected | -8.7°C-16.4°C | -16.4°C | 22 | 5.7 | 8.28 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
- Fargo in DecemberUnited States · 335 kmHigh -4.7°C · Low -12.7°C · 24 mm precipitation
- Bismarck in DecemberUnited States · 435 kmHigh -3.4°C · Low -11.4°C · 18 mm precipitation
- Duluth in DecemberUnited States · 507 kmHigh -3.2°C · Low -8.8°C · 45 mm precipitation
- Regina in DecemberCanada · 536 kmHigh -6.8°C · Low -14.9°C · 17 mm precipitation
- Thunder Bay in DecemberCanada · 598 kmHigh -4.8°C · Low -11.3°C · 38 mm precipitation
- Brooklyn Park in DecemberUnited States · 604 kmHigh -2.5°C · Low -9.8°C · 35 mm precipitation
- Plymouth, United States in DecemberUnited States · 609 kmHigh -2.5°C · Low -9.6°C · 34 mm precipitation
- Minneapolis in DecemberUnited States · 618 kmHigh -2.5°C · Low -9.7°C · 35 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 Winnipeg) is explained once on the Winnipeg year overview and on the Sources, method and limits page.