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Weather in Montérégie for December 2025

Your guide to Montérégie weather in December - trends and predictions

    Snow Forecast ❄️

  • The climate of Montérégie in December is quite snowy, averaging 12 snowy days.
    According to Montérégie snow forecast for December 2025, 9 snowy days are expected until the end of the month. The closest date with snow is Wednesday, 17 December.

    • Temperatures

  • Until now, December 2025 in Montérégie has been significantly cooler than historical averages by -2 °C, with average temperature of -2.6 °C.

  • Expect cooler weather in the next days in Montérégie with the forecast suggesting a temperature of -2.6 °C, lower than the historical average.

  • In general, the average temperature in Montérégie at the beginning of December is -0.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -3.9 °C by the end of December.

    • More

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Average dry days
13
Dry days
Average rainy days
6
Rainy days
Average snowy days
12
Snow days
Average temperatures
0°/-4°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Montérégie Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Fog
1°
2
Light sleet
-0°
3
Mist
1°
4
Overcast
0°
5
Light snow
-1°
6
Freezing fog
-3°
7
Freezing fog
-2°
8
Freezing fog
-2°
9
Fog
-1°
10
Heavy rain
3°
11
Heavy snow
-0°
12
Overcast
-0°
13
Light freezing rain
-1°
14
Partly cloudy
-3°
15
Overcast
-1°
16
Light freezing rain
-2°
17
Moderate or heavy snow showers
2°
18
Overcast
1°
19
Moderate rain
8°
20
Patchy moderate snow
-6°
21
Heavy snow
1°
22
Sunny
-8°
23
Moderate or heavy snow showers
-2°
24
Light rain
1°
25
Sunny
-10°
26
Heavy snow
0°
27
Blowing snow
-11°
28
Light snow
-7°
29
Light freezing rain
-4°
30
Moderate snow
4°
31
Partly cloudy
1°

Temperatures trend during December in Montérégie

See the weather trend as well as the moving average line

December weather in Montérégie day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Fog
Fog
 1° /-2° 0.7 mm 0 cm
2 Dec. Light sleet
Light sleet
 0° /-3° 3.7 mm 1.9 cm
3 Dec. Mist
Mist
 1° /-4° 5 mm 0 cm
4 Dec. Overcast
Overcast
 0° /-6° 8.1 mm 6.9 cm
5 Dec. Light snow
Light snow
 -1° /-7° 10.4 mm 7.6 cm
6 Dec. Freezing fog
Freezing fog
 -3° /-11° 0 mm 0 cm
7 Dec. Freezing fog
Freezing fog
 -2° /-11° 0.9 mm 0.7 cm
8 Dec. Freezing fog
Freezing fog
 -2° /-11° 7.2 mm 5.2 cm
9 Dec. Fog
Fog
 -1° /-9° 5.6 mm 4 cm
10 Dec. Heavy rain
Heavy rain
 3° /-3° 33.8 mm 10 cm
11 Dec. Heavy snow
Heavy snow
 0° /-4° 20.7 mm 2.9 cm
12 Dec. Overcast
Overcast
 0° /-6° 6.7 mm 0.2 cm
13 Dec. Light freezing rain
Light freezing rain
 -1° /-7° 0.1 mm 0 cm
14 Dec. Partly cloudy
Partly cloudy
 -3° /-9° 0 mm 0 cm
15 Dec. Overcast
Overcast
 -1° /-7° 0 mm 0 cm
16 Dec. Light freezing rain
Light freezing rain
 -2° /-10° 0.1 mm 0 cm
17 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-5° 3.7 mm 2.7 cm
18 Dec. Overcast
Overcast
 1° /-5° 0 mm 0 cm
19 Dec. Moderate rain
Moderate rain
 8° /-6° 12.8 mm 1.2 cm
20 Dec. Patchy moderate snow
Patchy moderate snow
 -6° /-9° 0.7 mm 0.5 cm
21 Dec. Heavy snow
Heavy snow
 1° /-7° 1.9 mm 0.6 cm
22 Dec. Sunny
Sunny
 -8° /-11° 0 mm 0 cm
23 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 -2° /-9° 1.8 mm 0 cm
24 Dec. Light rain
Light rain
 1° /-6° 4.5 mm 1.5 cm
25 Dec. Sunny
Sunny
 -10° /-13° 0 mm 0 cm
26 Dec. Heavy snow
Heavy snow
 0° /-9° 8.4 mm 5.4 cm
27 Dec. Blowing snow
Blowing snow
 -11° /-14° 0.1 mm 0 cm
28 Dec. Light snow
Light snow
 -7° /-13° 0.1 mm 0.1 cm
29 Dec. Light freezing rain
Light freezing rain
 -4° /-12° 0.5 mm 0.4 cm
30 Dec. Moderate snow
Moderate snow
 4° /1° 12.1 mm 0.3 cm
31 Dec. Partly cloudy
Partly cloudy
 1° /-1° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Montérégie 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 Montérégie forecast closer to your planned date for the most up-to-date weather information.
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Montérégie in December - FAQ

What are the expected maximum and minimum temperatures in Montérégie during December?
Brace for cold days with temperatures not exceeding 0° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Montérégie during December?
Significant rainfall exceeding 224.4 mm is expected in Montérégie during December, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Montérégie in December 2025?
Montérégie experiences an average snowfall of 65.28 cm during December, occurring over 12 days.
What are the typical wind conditions in Montérégie during December?
The average wind speed in Montérégie during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Montérégie snow forecast December 2025

Track daily snowfall levels and discover Montérégie’s snowy potential this December ❄️
On average, Montérégie sees 12 snowy days during December, with approximately 65.3 cm of total snowfall.

December rainfall patterns in Montérégie

Explore the daily rainfall trends and prepare for Montérégies December weather 💧
Typically, Montérégie has 6 rainy days in December with a total of 224.4 mm of rainfall.
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BeloeilBouchervilleBrossardChâteauguayGranbyLongueuilSaint-HyacintheSaint-LazareSorel-TracyWarden
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Get accurate weather forecasts for Montérégie, located at latitude 45.45 and longitude -73.466. Stay updated with localized weather information tailored for Montérégie.

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