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Wellington County (Guelph)
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Weather in Wellington County for December 2025

Your guide to Wellington County weather in December - trends and predictions

    Snow Forecast ❄️

  • The climate of Wellington County in December is quite snowy, averaging 12 snowy days.
    According to Wellington County snow forecast for December 2025, 4 snowy days are expected until the end of the month. The closest date with snow is Monday, 22 December.

    • Temperatures

  • Until now, December 2025 in Wellington County is cooler than usual, with temperatures averaging -1.7 °C, this is -2.4 °C below the typical seasonal average.

  • The forecast for the next days in Wellington County predicts temperatures to be around -1 °C, close to the historical average.

  • In general, the average temperature in Wellington County at the beginning of December is 0.1 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of -1.3 °C by the end of December.

    • More

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Average dry days
11
Dry days
Average rainy days
8
Rainy days
Average snowy days
12
Snow days
Average temperatures
2°/-2°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
86 %
Avg humidity

Wellington County Weather December

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

Temperatures trend during December in Wellington County

See the weather trend as well as the moving average line

December weather in Wellington County day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Overcast
Overcast
 0° /-3° 3.8 mm 0 cm
2 Dec. Moderate rain
Moderate rain
 1° /-3° 3.7 mm 0.9 cm
3 Dec. Heavy snow
Heavy snow
 0° /-4° 6.9 mm 2 cm
4 Dec. Overcast
Overcast
 0° /-4° 2.6 mm 0.8 cm
5 Dec. Overcast
Overcast
 0° /-6° 6.4 mm 2.4 cm
6 Dec. Overcast
Overcast
 -1° /-5° 0 mm 0 cm
7 Dec. Heavy snow
Heavy snow
 1° /-3° 4.6 mm 3.4 cm
8 Dec. Fog
Fog
 0° /-5° 0 mm 0 cm
9 Dec. Thundery outbreaks possible
Thundery outbreaks possible
 4° /-2° 18.8 mm 0.4 cm
10 Dec. Moderate snow
Moderate snow
 4° /-1° 14.4 mm 3.4 cm
11 Dec. Light snow showers
Light snow showers
 -1° /-4° 0.4 mm 0.2 cm
12 Dec. Patchy light snow
Patchy light snow
 1° /-7° 0 mm 0 cm
13 Dec. Partly cloudy
Partly cloudy
 -2° /-7° 0 mm 0 cm
14 Dec. Cloudy
Cloudy
 -2° /-8° 0 mm 0 cm
15 Dec. Partly cloudy
Partly cloudy
 0° /-5° 1.6 mm 1.1 cm
16 Dec. Patchy rain possible
Patchy rain possible
 2° /-3° 5.6 mm 0 cm
17 Dec. Overcast
Overcast
 3° /0° 1.2 mm 0 cm
18 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-2° 26.6 mm 3.4 cm
19 Dec. Light snow
Light snow
 1° /-5° 8.5 mm 0 cm
20 Dec. Overcast
Overcast
 1° /-2° 0 mm 0 cm
21 Dec. Light freezing rain
Light freezing rain
 -5° /-8° 0.3 mm 0 cm
22 Dec. Moderate snow
Moderate snow
 -1° /-8° 1.3 mm 0.9 cm
23 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 1° /-2° 1.8 mm 1.3 cm
24 Dec. Light freezing rain
Light freezing rain
 0° /-3° 0.2 mm 0 cm
25 Dec. Fog
Fog
 1° /-1° 1.8 mm 0.3 cm
26 Dec. Overcast
Overcast
 3° /-8° 0.1 mm 0 cm
27 Dec. Sunny
Sunny
 -10° /-12° 0 mm 0 cm
28 Dec. Sunny
Sunny
 -4° /-11° 0 mm 0 cm
29 Dec. Moderate or heavy snow showers
Moderate or heavy snow showers
 0° /-5° 2.3 mm 0 cm
30 Dec. Patchy moderate snow
Patchy moderate snow
 1° /-2° 0.8 mm 0 cm
31 Dec. Overcast
Overcast
 0° /-2° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Wellington County 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 Wellington County forecast closer to your planned date for the most up-to-date weather information.
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Wellington County in December - FAQ

What are the expected maximum and minimum temperatures in Wellington County during December?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Wellington County during December?
Significant rainfall exceeding 131.4 mm is expected in Wellington County during December, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Wellington County in December 2025?
Wellington County experiences an average snowfall of 24.73 cm during December, occurring over 12 days.
What are the typical wind conditions in Wellington County during December?
The average wind speed in Wellington County during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

Wellington County snow forecast December 2025

Track daily snowfall levels and discover Wellington County’s snowy potential this December ❄️
On average, Wellington County sees 12 snowy days during December, with approximately 24.7 cm of total snowfall.

December rainfall patterns in Wellington County

Explore the daily rainfall trends and prepare for Wellington Countys December weather 💧
Typically, Wellington County has 8 rainy days in December with a total of 131.4 mm of rainfall.
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Location coordinates Where is Wellington County?

Get accurate weather forecasts for Wellington County, located at latitude 43.546 and longitude -80.256. Stay updated with localized weather information tailored for Wellington County.

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