Saint John County (Saint John)
December
Weather in Saint John County for December 2026
Your guide to Saint John County weather in December - trends and predictions
Saint John County typically experiences moderate snowfall in December, with an average of 6 snowy days.
In general, the average temperature in Saint John County at the beginning of December is 2.2 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 2 °C by the end of December.
Is December a good time to visit Saint John County? check out the best time to travel to Saint John County page.
✨ Is December a good time to visit Saint John County? – Ask the AI Weatherman
Snow Forecast ❄️
Temperatures
More
18
Dry days
7
Rainy days
6
Snow days
2°/-3°
Temperatures
23 km/h
Avg max wind
74 %
Avg humidity
Saint John County Weather December
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Temperatures trend during December in Saint John County
See the weather trend as well as the moving average line
December weather in Saint John County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate rain | 6° /1° | 15.2 mm | 0 cm | |
| 2 Dec. |  Light rain | 3° /-1° | 9.8 mm | 4.3 cm | |
| 3 Dec. |  Heavy rain | 2° /-2° | 43.6 mm | 0 cm | |
| 4 Dec. |  Light snow | 2° /-4° | 6.2 mm | 4.9 cm | |
| 5 Dec. | Light snow | 1° /-6° | 38.3 mm | 1.8 cm | |
| 6 Dec. |  Partly cloudy | 1° /-7° | 0 mm | 0 cm | |
| 7 Dec. |  Sunny | 0° /-5° | 0 mm | 0 cm | |
| 8 Dec. |  Moderate snow | -1° /-7° | 19 mm | 9.8 cm | |
| 9 Dec. |  Overcast | 1° /-8° | 0 mm | 0 cm | |
| 10 Dec. | Moderate rain | 7° /0° | 21.2 mm | 7.9 cm | |
| 11 Dec. | Heavy rain | 11° /2° | 40 mm | 0 cm | |
| 12 Dec. | Moderate rain | 4° /-2° | 22.5 mm | 0 cm | |
| 13 Dec. |  Light snow showers | 1° /-4° | 0.1 mm | 0.1 cm | |
| 14 Dec. | Light snow | -1° /-5° | 4.7 mm | 3.4 cm | |
| 15 Dec. | Partly cloudy | 0° /-5° | 0 mm | 0 cm | |
| 16 Dec. | Overcast | 1° /-4° | 0 mm | 0 cm | |
| 17 Dec. | Moderate rain | 6° /0° | 11.3 mm | 0 cm | |
| 18 Dec. | Moderate rain | 8° /2° | 11.4 mm | 0 cm | |
| 19 Dec. | Heavy rain | 8° /2° | 36.4 mm | 0 cm | |
| 20 Dec. | Light rain | 3° /-3° | 9.2 mm | 0 cm | |
| 21 Dec. | Light snow | 1° /-3° | 6.4 mm | 3 cm | |
| 22 Dec. | Partly cloudy | -4° /-8° | 0 mm | 0 cm | |
| 23 Dec. | Overcast | -2° /-8° | 0 mm | 0 cm | |
| 24 Dec. |  Heavy snow | 1° /-3° | 23.9 mm | 16.3 cm | |
| 25 Dec. | Light rain | 1° /-3° | 6 mm | 4.3 cm | |
| 26 Dec. |  Patchy rain possible | 1° /-3° | 0 mm | 0 cm | |
| 27 Dec. | Light drizzle | 1° /-5° | 1.4 mm | 0 cm | |
| 28 Dec. | Light snow | 1° /-5° | 1.7 mm | 0 cm | |
| 29 Dec. | Light snow | 3° /-2° | 21.4 mm | 2 cm | |
| 30 Dec. |  Light sleet | 5° /-2° | 23.1 mm | 0 cm | |
| 31 Dec. | Patchy rain possible | 1° /-3° | 2 mm | 0 cm | |
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Important Notice
Our weather forecast for Saint John 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 Saint John County forecast closer to your planned date for the most up-to-date weather information.
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Saint John County in December - FAQ
What are the expected maximum and minimum temperatures in Saint John 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 Saint John County during December?
Significant rainfall exceeding 374.9 mm is expected in Saint John County during December, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Saint John County in December 2026?
Saint John County experiences an average snowfall of 57.9 cm during December, occurring over 6 days.
What are the typical wind conditions in Saint John County during December?
The average wind speed in Saint John County during December is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
Saint John County snow forecast December 2026
Track daily snowfall levels and discover Saint John County’s snowy potential this December ❄️
On average, Saint John County sees 6 snowy days during December, with approximately 57.9 cm of total snowfall.
December rainfall patterns in Saint John County
Explore the daily rainfall trends and prepare for Saint John Countys December weather 💧
Typically, Saint John County has 7 rainy days in December with a total of 374.9 mm of rainfall.
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