Brockville
December
Weather in Brockville for December 2026
Your guide to Brockville weather in December - trends and predictions
Brockville typically experiences moderate snowfall in December, with an average of 9 snowy days.
In general, the average temperature in Brockville at the beginning of December is 0 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 0 °C by the end of December.
Is December a good time to visit Brockville? check out the best time to travel to Brockville page.
✨ Is December a good time to visit Brockville? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
More
17
Dry days
5
Rainy days
9
Snow days
0°/-4°
Temperatures
18 km/h
Avg max wind
82 %
Avg humidity
Brockville Weather December
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Temperatures trend during December in Brockville
See the weather trend as well as the moving average line
December weather in Brockville day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 2° /-1° | 2.2 mm | 0 cm | |
| 2 Dec. |  Light rain | 1° /-2° | 5.5 mm | 2.6 cm | |
| 3 Dec. |  Light freezing rain | 1° /-2° | 3.6 mm | 0.3 cm | |
| 4 Dec. |  Light snow | 1° /-4° | 4.5 mm | 1.6 cm | |
| 5 Dec. | Light snow | -1° /-6° | 1.7 mm | 1.2 cm | |
| 6 Dec. | Light freezing rain | -2° /-7° | 0 mm | 0 cm | |
| 7 Dec. | Light snow | -1° /-6° | 2.8 mm | 2.1 cm | |
| 8 Dec. |  Moderate snow | -1° /-6° | 9.8 mm | 7.1 cm | |
| 9 Dec. | Light snow | 1° /-5° | 7 mm | 1.6 cm | |
| 10 Dec. |  Heavy rain | 5° /-1° | 30.7 mm | 4.7 cm | |
| 11 Dec. | Light snow | 0° /-4° | 11.9 mm | 4.3 cm | |
| 12 Dec. | Light snow | 0° /-6° | 2.4 mm | 1.7 cm | |
| 13 Dec. | Light snow | 0° /-5° | 0.1 mm | 0 cm | |
| 14 Dec. |  Overcast | -2° /-7° | 0 mm | 0 cm | |
| 15 Dec. | Light snow | 1° /-5° | 2.5 mm | 1.8 cm | |
| 16 Dec. | Patchy rain possible | 1° /-3° | 1.8 mm | 0 cm | |
| 17 Dec. | Light rain | 4° /1° | 5 mm | 0 cm | |
| 18 Dec. |  Moderate rain | 4° /0° | 17 mm | 3.1 cm | |
| 19 Dec. |  Light snow showers | 2° /-5° | 15.9 mm | 4.4 cm | |
| 20 Dec. | Overcast | 0° /-5° | 0 mm | 0 cm | |
| 21 Dec. | Overcast | -2° /-6° | 0 mm | 0 cm | |
| 22 Dec. |  Sunny | -3° /-9° | 0.5 mm | 0.4 cm | |
| 23 Dec. | Light rain | -1° /-5° | 5.7 mm | 3.4 cm | |
| 24 Dec. | Light snow | 0° /-3° | 4.3 mm | 3 cm | |
| 25 Dec. |  Fog | 0° /-6° | 0 mm | 0 cm | |
| 26 Dec. | Overcast | -3° /-7° | 0 mm | 0 cm | |
| 27 Dec. | Light rain | -1° /-5° | 8.4 mm | 2.6 cm | |
| 28 Dec. | Light drizzle | 1° /-6° | 0.9 mm | 0 cm | |
| 29 Dec. | Heavy rain | 4° /1° | 37.7 mm | 0 cm | |
| 30 Dec. | Overcast | 0° /-4° | 0.1 mm | 0 cm | |
| 31 Dec. | Overcast | -1° /-4° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Brockville 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 Brockville forecast closer to your planned date for the most up-to-date weather information.
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Brockville in December - FAQ
What are the expected maximum and minimum temperatures in Brockville 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 Brockville during December?
Significant rainfall exceeding 182.2 mm is expected in Brockville during December, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Brockville in December 2026?
Brockville experiences an average snowfall of 45.9 cm during December, occurring over 9 days.
What are the typical wind conditions in Brockville during December?
The average wind speed in Brockville during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
Brockville snow forecast December 2026
Track daily snowfall levels and discover Brockville’s snowy potential this December ❄️
On average, Brockville sees 9 snowy days during December, with approximately 45.9 cm of total snowfall.
December rainfall patterns in Brockville
Explore the daily rainfall trends and prepare for Brockvilles December weather 💧
Typically, Brockville has 5 rainy days in December with a total of 182.2 mm of rainfall.
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