December Weather in Tweed, Canada

Last updated: June 18, 2025

In December, the average temperature in Tweed, Canada hovers around -3°C (26°F), with extremes ranging from a chilly -30°C (-22°F) to a milder 14°C (58°F). Expect a precipitation amount of approximately 80 mm (3.2 in) spread over about 11 days. The conditions are characterized by a high average humidity of 89%, making it feel even colder.

December Temperature in Tweed

In December in Tweed, the average temperature is -3°C (26°F), with maximums reaching 14°C (58°F) and minimums dropping as low as -30°C (-22°F). Travelers should be prepared for a wide range of temperatures and dress accordingly for varying weather conditions.

December Weather in Tweed: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Tweed, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tweed, December typically has an average temperature of -3°C (26°F), with highs reaching up to 14°C (58°F) and lows dropping to around -30°C (-22°F).

Data source: Temperature data for Tweed generated using information from the Copernicus Climate Change Service.

December Precipitation in Tweed

In Tweed in December, the precipitation amount is 80 mm (3.2 in) spread over 11 days.

December Precipitation Trends in Tweed

The chart displays monthly precipitation patterns in Tweed, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Tweed, December typically receives around 80 mm (3.2 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Tweed

In Tweed in December, humidity is 89%. With an average temperature of -3°C (26°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring layered clothing to stay warm as you explore.

December Average Humidity in Tweed

This chart illustrates the average monthly humidity levels in Tweed, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Tweed is approximately 89%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tweed

In Tweed in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Tweed, you can visit Hourly UV Index in Tweed.

Maximum UV Index Levels in Tweed for December

The chart shows the monthly maximum UV Index (UVI) for Tweed in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Tweed typically reaches 2, which falls under the low exposure category.

Data source: Tweed December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Tweed Compares to Other Months

Weather in Tweed varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tweed, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Tweed, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	73 mm (2.9 inches)	93%	low
February Weather	-6°C (22°F)	74 mm (2.9 inches)	93%	moderate
March Weather	-1°C (31°F)	71 mm (2.8 inches)	86%	moderate
April Weather	6°C (43°F)	123 mm (4.8 inches)	82%	very high
May Weather	13°C (56°F)	102 mm (4.0 inches)	75%	very high
June Weather	18°C (65°F)	95 mm (3.7 inches)	68%	very high
July Weather	22°C (71°F)	91 mm (3.6 inches)	69%	very high
August Weather	20°C (69°F)	111 mm (4.4 inches)	67%	very high
September Weather	16°C (61°F)	78 mm (3.1 inches)	72%	high
October Weather	10°C (50°F)	128 mm (5.0 inches)	83%	moderate
November Weather	2°C (35°F)	90 mm (3.6 inches)	88%	moderate
December Weather	-3°C (26°F)	80 mm (3.2 inches)	89%	low