Outaouais (Gatineau)
December
Weather in Outaouais for December 2025
Your guide to Outaouais weather in December - trends and predictions
The climate of Outaouais in December is quite snowy, averaging 11 snowy days.
In general, the average temperature in Outaouais at the beginning of December is -0.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 0.6 °C by the end of December.
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Snow Forecast ❄️
Temperatures
More
13
Dry days
7
Rainy days
11
Snow days
1°/-3°
Temperatures
15 km/h
Avg max wind
85 %
Avg humidity
Outaouais in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  2° | 2  0° | 3  1° | 4  0° | 5 0° | 6  -3° | 7 -2° |
| 8 -0° | 9  -1° | 10  2° | 11 0° | 12 2° | 13  -1° | 14  -1° |
| 15 2° | 16 1° | 17  4° | 18 3° | 19  0° | 20 -2° | 21  -3° |
| 22 -5° | 23 -3° | 24 -1° | 25 -1° | 26 -1° | 27  -1° | 28 1° |
| 29 3° | 30  2° | 31 1° |
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Temperatures trend during December in Outaouais
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Fog | 2° /-1° | 0 mm | 0 cm | |
| 2 Dec. | Light sleet | 0° /-2° | 1.4 mm | 0 cm | |
| 3 Dec. | Light snow | 1° /-2° | 4.5 mm | 1.4 cm | |
| 4 Dec. | Moderate snow | 0° /-2° | 14.5 mm | 11 cm | |
| 5 Dec. | Light snow | 0° /-7° | 9.5 mm | 6.8 cm | |
| 6 Dec. | Light freezing rain | -3° /-12° | 0 mm | 0 cm | |
| 7 Dec. | Light snow | -2° /-13° | 0.2 mm | 0.2 cm | |
| 8 Dec. | Mist | 0° /-6° | 17.5 mm | 12.6 cm | |
| 9 Dec. | Freezing fog | -1° /-5° | 9.8 mm | 4 cm | |
| 10 Dec. | Moderate rain | 2° /-2° | 19.3 mm | 1.8 cm | |
| 11 Dec. | Moderate snow | 0° /-2° | 12.7 mm | 2.8 cm | |
| 12 Dec. | Light snow | 2° /-6° | 7.3 mm | 5.3 cm | |
| 13 Dec. | Partly cloudy | -1° /-6° | 0.1 mm | 0 cm | |
| 14 Dec. | Overcast | -1° /-7° | 0 mm | 0 cm | |
| 15 Dec. | Partly cloudy | 2° /-5° | 0 mm | 0 cm | |
| 16 Dec. | Overcast | 1° /-3° | 0 mm | 0 cm | |
| 17 Dec. | Patchy rain possible | 4° /0° | 7 mm | 0 cm | |
| 18 Dec. | Moderate rain | 3° /0° | 22.5 mm | 6.9 cm | |
| 19 Dec. | Heavy snow | 0° /-8° | 7.9 mm | 6.5 cm | |
| 20 Dec. | Partly cloudy | -2° /-5° | 0 mm | 0 cm | |
| 21 Dec. | Sunny | -3° /-8° | 0 mm | 0 cm | |
| 22 Dec. | Sunny | -5° /-11° | 0 mm | 0 cm | |
| 23 Dec. | Light sleet | -3° /-9° | 5.4 mm | 2.8 cm | |
| 24 Dec. | Freezing fog | -1° /-5° | 15.3 mm | 10.7 cm | |
| 25 Dec. | Freezing fog | -1° /-5° | 0 mm | 0 cm | |
| 26 Dec. | Fog | -1° /-4° | 0.5 mm | 0 cm | |
| 27 Dec. | Light rain | -1° /-3° | 4.7 mm | 0 cm | |
| 28 Dec. | Patchy rain possible | 1° /-2° | 0.2 mm | 0 cm | |
| 29 Dec. | Light drizzle | 3° /1° | 24.2 mm | 0 cm | |
| 30 Dec. | Cloudy | 2° /0° | 6.1 mm | 0.8 cm | |
| 31 Dec. | Overcast | 1° /-2° | 1.1 mm | 0.8 cm | |
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Important Notice
Our weather forecast for Outaouais in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Outaouais forecast closer to your planned date for the most up-to-date weather information.
Outaouais in December - FAQ
What are the expected maximum and minimum temperatures in Outaouais during December?
Brace for cold days with temperatures not exceeding 1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Outaouais during December?
Significant rainfall exceeding 136 mm is expected in Outaouais during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Outaouais in December 2025?
Outaouais experiences an average snowfall of 49.755 cm during December, occurring over 11 days.
What are the typical wind conditions in Outaouais during December?
The average wind speed in Outaouais during December is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
Outaouais snow forecast December 2025
Track daily snowfall levels and discover Outaouais’s snowy potential this December ❄️
December rainfall patterns in Outaouais
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