Ontario
December
Weather in Ontario for December 2024
Your guide to Ontario weather in December - trends and predictions
In general, the average temperature in Ontario at the beginning of December is 2.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 3.6 °C by the end of December.
Ontario sees moderate rainfall in December, averaging 9 rainy days.
Ontario experiences moderate snowfall in December, with an average of 6 snowy days.
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16
Dry days
9
Rainy days
6
Snow days
4°/-1°
Temperatures
17 km/h
Avg max wind
79 %
Avg humidity
Ontario in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  4° | ||||||
| 2  3° | 3  3° | 4  2° | 5 1° | 6  1° | 7  3° | 8  5° |
| 9 10° | 10 10° | 11  2° | 12  5° | 13  1° | 14 4° | 15  8° |
| 16 5° | 17 7° | 18 6° | 19 -1° | 20 2° | 21  0° | 22 1° |
| 23  3° | 24 -1° | 25 2° | 26 1° | 27 2° | 28 4° | 29 6° |
| 30 6° | 31 4° |
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Temperatures trend during December in Ontario
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Moderate rain | 4° /1° | 10.1 mm | 0 cm | |
| 2 Dec. | Light rain | 3° /1° | 5.3 mm | 0 cm | |
| 3 Dec. | Light rain shower | 3° /1° | 19.3 mm | 2.3 cm | |
| 4 Dec. | Overcast | 2° /0° | 0 mm | 0 cm | |
| 5 Dec. | Overcast | 1° /-1° | 0 mm | 0 cm | |
| 6 Dec. | Light freezing rain | 1° /-2° | 0 mm | 0 cm | |
| 7 Dec. | Heavy snow | 3° /-1° | 2.2 mm | 1.9 cm | |
| 8 Dec. | Fog | 5° /0° | 0 mm | 0 cm | |
| 9 Dec. | Patchy rain possible | 10° /5° | 0.4 mm | 0 cm | |
| 10 Dec. | Moderate rain | 10° /1° | 11.9 mm | 1.9 cm | |
| 11 Dec. | Light snow showers | 2° /0° | 0.3 mm | 0.2 cm | |
| 12 Dec. | Light snow | 5° /0° | 0.1 mm | 0 cm | |
| 13 Dec. | Partly cloudy | 1° /0° | 0 mm | 0 cm | |
| 14 Dec. | Overcast | 4° /-1° | 0 mm | 0 cm | |
| 15 Dec. | Sunny | 8° /3° | 0 mm | 0 cm | |
| 16 Dec. | Overcast | 5° /3° | 0 mm | 0 cm | |
| 17 Dec. | Light drizzle | 7° /4° | 2.5 mm | 0 cm | |
| 18 Dec. | Light snow | 6° /-1° | 0.6 mm | 0.3 cm | |
| 19 Dec. | Overcast | -1° /-2° | 0.4 mm | 0 cm | |
| 20 Dec. | Partly cloudy | 2° /-1° | 0 mm | 0 cm | |
| 21 Dec. | Cloudy | 0° /-2° | 0 mm | 0 cm | |
| 22 Dec. | Patchy rain possible | 1° /-2° | 2 mm | 0 cm | |
| 23 Dec. | Moderate or heavy rain shower | 3° /-3° | 8.8 mm | 0.4 cm | |
| 24 Dec. | Light freezing rain | -1° /-3° | 0.7 mm | 0 cm | |
| 25 Dec. | Light freezing rain | 2° /-2° | 0.3 mm | 0 cm | |
| 26 Dec. | Overcast | 1° /-3° | 0.7 mm | 0 cm | |
| 27 Dec. | Partly cloudy | 2° /-1° | 8.2 mm | 0 cm | |
| 28 Dec. | Overcast | 4° /1° | 0.1 mm | 0 cm | |
| 29 Dec. | Overcast | 6° /1° | 2.4 mm | 0 cm | |
| 30 Dec. | Patchy rain possible | 6° /2° | 1.5 mm | 0 cm | |
| 31 Dec. | Moderate or heavy rain shower | 4° /1° | 8.8 mm | 0.3 cm | |
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Important Notice
Our weather forecast for Ontario 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 Ontario forecast closer to your planned date for the most up-to-date weather information.
Ontario in December - FAQ
What are the expected maximum and minimum temperatures in Ontario during December?
Brace for cold days with temperatures not exceeding 4° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Ontario during December?
Significant rainfall exceeding 120.4 mm is expected in Ontario during December, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
Is snowfall common in Ontario during December?
Ontario experiences an average snowfall of 8.1 cm during December, occurring over 6 days, which may interest winter sports enthusiasts.
What are the typical wind conditions in Ontario during December?
The average wind speed in Ontario during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
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