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Saint-Eustache
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Weather in Saint-Eustache for December 2025

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

    Snow Forecast ❄️

  • With an average of 3 snowy days, Saint-Eustache usually enjoys a light touch of snow in December.
    According to Saint-Eustache 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-Eustache is cooler than usual, with temperatures averaging -3.2 °C, this is -2.1 °C below the typical seasonal average.

  • Expect cooler weather in the next days in Saint-Eustache with the forecast suggesting a temperature of -4.4 °C, lower than the historical average.

  • In general, the average temperature in Saint-Eustache at the beginning of December is -0.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -8 °C by the end of December.

    • Rain 🌧️

  • Saint-Eustache experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 432.9 mm.

    • More

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Average dry days
20
Dry days
Average rainy days
8
Rainy days
Average snowy days
3
Snow days
Average temperatures
1°/-7°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
85 %
Avg humidity

Saint-Eustache Weather December

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

Temperatures trend during December in Saint-Eustache

See the weather trend as well as the moving average line

December weather in Saint-Eustache day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Fog
Fog
 2° /-3° 0 mm 0 cm
2 Dec. Overcast
Overcast
 -1° /-4° 1.1 mm 0.5 cm
3 Dec. Light sleet
Light sleet
 0° /-4° 4.7 mm 0.5 cm
4 Dec. Moderate snow
Moderate snow
 0° /-6° 9.7 mm 7.8 cm
5 Dec. Mist
Mist
 -2° /-8° 8.9 mm 6.4 cm
6 Dec. Freezing fog
Freezing fog
 -2° /-12° 1.8 mm 1.3 cm
7 Dec. Freezing fog
Freezing fog
 -3° /-12° 0.7 mm 0.5 cm
8 Dec. Freezing fog
Freezing fog
 -3° /-12° 7.7 mm 5.6 cm
9 Dec. Freezing fog
Freezing fog
 -2° /-9° 4.3 mm 3.1 cm
10 Dec. Moderate rain
Moderate rain
 2° /-4° 36.5 mm 14.1 cm
11 Dec. Heavy snow
Heavy snow
 -1° /-4° 16 mm 1.6 cm
12 Dec. Overcast
Overcast
 -1° /-8° 5.9 mm 0 cm
13 Dec. Light freezing rain
Light freezing rain
 -1° /-9° 0 mm 0 cm
14 Dec. Partly cloudy
Partly cloudy
 -3° /-11° 0 mm 0 cm
15 Dec. Overcast
Overcast
 -2° /-8° 0 mm 0 cm
16 Dec. Overcast
Overcast
 0° /-6° 0 mm 0 cm
17 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-7° 1.7 mm 0.6 cm
18 Dec. Overcast
Overcast
 1° /-9° 0 mm 0 cm
19 Dec. Heavy rain
Heavy rain
 6° /-6° 38.9 mm 0 cm
20 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 -6° /-10° 3 mm 2.1 cm
21 Dec. Moderate snow
Moderate snow
 0° /-6° 5.1 mm 3.7 cm
22 Dec. Partly cloudy
Partly cloudy
 -11° /-14° 0 mm 0 cm
23 Dec. Moderate snow
Moderate snow
 0° /-7° 5.3 mm 3.7 cm
24 Dec. Patchy rain possible
Patchy rain possible
 2° /-10° 0.1 mm 0 cm
25 Dec. Light snow
Light snow
 -5° /-9° 3 mm 1.2 cm
26 Dec. Partly cloudy
Partly cloudy
 -9° /-14° 0 mm 0 cm
27 Dec. Moderate snow
Moderate snow
 -12° /-19° 1.1 mm 0.8 cm
28 Dec. Heavy snow
Heavy snow
 -11° /-19° 2.3 mm 1.6 cm
29 Dec. Light freezing rain
Light freezing rain
 -15° /-27° 0.3 mm 0.2 cm
30 Dec. Light snow
Light snow
 -5° /-17° 0.6 mm 0.4 cm
31 Dec. Sunny
Sunny
 1° /-1° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Saint-Eustache 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-Eustache forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Saint-Eustache in December - FAQ

What are the expected maximum and minimum temperatures in Saint-Eustache 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-Eustache during December?
Significant rainfall exceeding 432.9 mm is expected in Saint-Eustache during December, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Saint-Eustache in December 2025?
Saint-Eustache experiences an average snowfall of 129.5 cm during December, occurring over 3 days.
What are the typical wind conditions in Saint-Eustache during December?
The average wind speed in Saint-Eustache during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Saint-Eustache snow forecast December 2025

Track daily snowfall levels and discover Saint-Eustache’s snowy potential this December ❄️
On average, Saint-Eustache sees 3 snowy days during December, with approximately 129.5 cm of total snowfall.

December rainfall patterns in Saint-Eustache

Explore the daily rainfall trends and prepare for Saint-Eustaches December weather 💧
Typically, Saint-Eustache has 8 rainy days in December with a total of 432.9 mm of rainfall.

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Location coordinates Where is Saint-Eustache?

Get accurate weather forecasts for Saint-Eustache, located at latitude 45.565 and longitude -73.906. Stay updated with localized weather information tailored for Saint-Eustache.

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