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Weather in Saint-Jérôme for December 2025

Your guide to Saint-Jérôme weather in December - trends and predictions

    Snow Forecast ❄️

  • Expect heavy snowfall in Saint-Jérôme during December, with an average of 16 snowy days.
    According to Saint-Jérôme snow forecast for December 2025, 10 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 Saint-Jérôme is cooler than usual, with temperatures averaging -3.9 °C, this is -2.3 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Saint-Jérôme with the forecast suggesting a temperature of -4.8 °C, lower than the historical average.

  • In general, the average temperature in Saint-Jérôme at the beginning of December is -1.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -7.7 °C by the end of December.

    • More

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Average dry days
13
Dry days
Average rainy days
2
Rainy days
Average snowy days
16
Snow days
Average temperatures
-1°/-5°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Saint-Jérôme Weather December

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

Temperatures trend during December in Saint-Jérôme

See the weather trend as well as the moving average line

December weather in Saint-Jérôme day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Fog
Fog
 1° /-4° 0 mm 0 cm
2 Dec. Overcast
Overcast
 -1° /-4° 0.9 mm 0.8 cm
3 Dec. Overcast
Overcast
 0° /-4° 4 mm 2 cm
4 Dec. Moderate snow
Moderate snow
 -1° /-7° 12.8 mm 10 cm
5 Dec. Light snow
Light snow
 -2° /-9° 11.4 mm 8.2 cm
6 Dec. Freezing fog
Freezing fog
 -3° /-12° 2.5 mm 1.8 cm
7 Dec. Overcast
Overcast
 -4° /-13° 0.7 mm 0.5 cm
8 Dec. Freezing fog
Freezing fog
 -3° /-12° 8.9 mm 6.5 cm
9 Dec. Light freezing rain
Light freezing rain
 -3° /-9° 3.6 mm 2.6 cm
10 Dec. Moderate rain
Moderate rain
 1° /-5° 35.6 mm 17.4 cm
11 Dec. Heavy snow
Heavy snow
 -1° /-5° 11.8 mm 1.1 cm
12 Dec. Moderate snow
Moderate snow
 -1° /-8° 7.7 mm 4.5 cm
13 Dec. Light snow showers
Light snow showers
 -2° /-9° 1.8 mm 1.3 cm
14 Dec. Cloudy
Cloudy
 -3° /-10° 0 mm 0 cm
15 Dec. Overcast
Overcast
 -3° /-8° 0 mm 0 cm
16 Dec. Overcast
Overcast
 0° /-7° 0 mm 0 cm
17 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-8° 2.7 mm 1.5 cm
18 Dec. Overcast
Overcast
 -1° /-10° 0 mm 0 cm
19 Dec. Heavy rain
Heavy rain
 5° /-7° 67.2 mm 0 cm
20 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 -8° /-11° 3.7 mm 2.6 cm
21 Dec. Moderate snow
Moderate snow
 0° /-7° 5.8 mm 4.2 cm
22 Dec. Partly cloudy
Partly cloudy
 -11° /-16° 0 mm 0 cm
23 Dec. Heavy snow
Heavy snow
 -1° /-8° 5.1 mm 3.7 cm
24 Dec. Light freezing rain
Light freezing rain
 1° /-13° 0.2 mm 0.1 cm
25 Dec. Light snow
Light snow
 -4° /-12° 3.3 mm 2.4 cm
26 Dec. Partly cloudy
Partly cloudy
 -9° /-15° 0 mm 0 cm
27 Dec. Moderate snow
Moderate snow
 -12° /-21° 1.4 mm 1 cm
28 Dec. Heavy snow
Heavy snow
 -11° /-21° 1.8 mm 1.3 cm
29 Dec. Mist
Mist
 -14° /-30° 0.3 mm 0.2 cm
30 Dec. Light freezing rain
Light freezing rain
 -5° /-18° 0.4 mm 0.3 cm
31 Dec. Sunny
Sunny
 1° /-2° 3.2 mm 2.3 cm
Next
Important Notice
Our weather forecast for Saint-Jérôme 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 Saint-Jérôme forecast closer to your planned date for the most up-to-date weather information.
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Saint-Jérôme in December - FAQ

What are the expected maximum and minimum temperatures in Saint-Jérôme 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 Saint-Jérôme during December?
Significant rainfall exceeding 229.5 mm is expected in Saint-Jérôme during December, occurring over more than 2 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Saint-Jérôme in December 2025?
Saint-Jérôme experiences an average snowfall of 85.67 cm during December, occurring over 16 days.
What are the typical wind conditions in Saint-Jérôme during December?
The average wind speed in Saint-Jérôme during December is 16 km/h, suggesting breezy to windy conditions, depending on your activities.

Saint-Jérôme snow forecast December 2025

Track daily snowfall levels and discover Saint-Jérôme’s snowy potential this December ❄️
On average, Saint-Jérôme sees 16 snowy days during December, with approximately 85.7 cm of total snowfall.

December rainfall patterns in Saint-Jérôme

Explore the daily rainfall trends and prepare for Saint-Jérômes December weather 💧
Typically, Saint-Jérôme has 2 rainy days in December with a total of 229.5 mm of rainfall.

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Location coordinates Where is Saint-Jérôme?

Get accurate weather forecasts for Saint-Jérôme, located at latitude 45.78 and longitude -74.004. Stay updated with localized weather information tailored for Saint-Jérôme.

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