Ancaster
December
Weather in Ancaster for December 2025
Your guide to Ancaster weather in December - trends and predictions
Ancaster typically experiences moderate snowfall in December, with an average of 10 snowy days.
In general, the average temperature in Ancaster at the beginning of December is 2.1 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 4.7 °C by the end of December.
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Snow Forecast ❄️
Temperatures
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11
Dry days
10
Rainy days
10
Snow days
3°/0°
Temperatures
22 km/h
Avg max wind
82 %
Avg humidity
Ancaster Weather December
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  2° | 2 3° | 3  3° | 4  2° | 5 2° | 6  -0° | |
| 7  3° | 8  6° | 9  8° | 10 7° | 11  2° | 12  3° | 13  -0° |
| 14 2° | 15  4° | 16 6° | 17  7° | 18  4° | 19 0° | 20 2° |
| 21 -1° | 22 -2° | 23 3° | 24 4° | 25 3° | 26 4° | 27 5° |
| 28 5° | 29 7° | 30  6° | 31 3° |
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Temperatures trend during December in Ancaster
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 | 2° /-2° | 5.3 mm | 0 cm | |
| 2 Dec. | Moderate rain | 3° /0° | 3.6 mm | 0 cm | |
| 3 Dec. | Moderate or heavy rain with thunder | 3° /-1° | 9.2 mm | 0 cm | |
| 4 Dec. | Overcast | 2° /0° | 4.2 mm | 0.7 cm | |
| 5 Dec. | Overcast | 2° /-2° | 2 mm | 0 cm | |
| 6 Dec. | Cloudy | 0° /-3° | 0 mm | 0 cm | |
| 7 Dec. | Heavy snow | 3° /-2° | 1 mm | 0.7 cm | |
| 8 Dec. | Fog | 6° /0° | 0 mm | 0 cm | |
| 9 Dec. | Thundery outbreaks possible | 8° /3° | 20 mm | 0 cm | |
| 10 Dec. | Moderate rain | 7° /1° | 10.8 mm | 1.9 cm | |
| 11 Dec. | Light snow showers | 2° /0° | 0.2 mm | 0.2 cm | |
| 12 Dec. | Patchy light snow | 3° /-3° | 0 mm | 0 cm | |
| 13 Dec. | Partly cloudy | 0° /-5° | 0 mm | 0 cm | |
| 14 Dec. | Overcast | 2° /-4° | 0 mm | 0 cm | |
| 15 Dec. | Sunny | 4° /-1° | 1.8 mm | 0.5 cm | |
| 16 Dec. | Overcast | 6° /2° | 14.2 mm | 0 cm | |
| 17 Dec. | Light drizzle | 7° /3° | 1.1 mm | 0 cm | |
| 18 Dec. | Moderate or heavy snow showers | 4° /-1° | 10 mm | 5.7 cm | |
| 19 Dec. | Cloudy | 0° /-3° | 0.3 mm | 0 cm | |
| 20 Dec. | Overcast | 2° /-1° | 7.7 mm | 5.6 cm | |
| 21 Dec. | Light snow | -1° /-4° | 0 mm | 0 cm | |
| 22 Dec. | Overcast | -2° /-6° | 0 mm | 0 cm | |
| 23 Dec. | Light drizzle | 3° /-2° | 3.3 mm | 1.4 cm | |
| 24 Dec. | Mist | 4° /0° | 4.7 mm | 1 cm | |
| 25 Dec. | Fog | 3° /0° | 0 mm | 0 cm | |
| 26 Dec. | Light rain | 4° /1° | 1.3 mm | 0 cm | |
| 27 Dec. | Moderate rain | 5° /3° | 6.9 mm | 0 cm | |
| 28 Dec. | Fog | 5° /2° | 0.2 mm | 0 cm | |
| 29 Dec. | Light drizzle | 7° /3° | 23.2 mm | 0 cm | |
| 30 Dec. | Patchy rain possible | 6° /0° | 0.5 mm | 0 cm | |
| 31 Dec. | Light snow | 3° /0° | 3.4 mm | 0.3 cm | |
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Important Notice
Our weather forecast for Ancaster 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 Ancaster forecast closer to your planned date for the most up-to-date weather information.
Ancaster in December - FAQ
What are the expected maximum and minimum temperatures in Ancaster during December?
Brace for cold days with temperatures not exceeding 3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Ancaster during December?
Significant rainfall exceeding 134.9 mm is expected in Ancaster during December, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Ancaster in December 2025?
Ancaster experiences an average snowfall of 17.935 cm during December, occurring over 10 days.
What are the typical wind conditions in Ancaster during December?
The average wind speed in Ancaster during December is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
Ancaster snow forecast December 2025
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December rainfall patterns in Ancaster
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Where is Ancaster?Get accurate weather forecasts for Ancaster, located at latitude 43.218 and longitude -79.987. Stay updated with localized weather information tailored for Ancaster.
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