December Weather in Headingley, Canada

Last updated: June 18, 2025

In December, the average temperature in Headingley, Canada hovers around -11°C (13°F). Expect chilly extremes, with minimums dipping to -33°C (-27°F) and maximums reaching 5°C (42°F). During this time, precipitation totals about 23 mm (0.9 in) over the course of 7 days, and the air carries a hefty 91% average humidity, making it feel even colder. Bundle up!

December Temperature in Headingley

In December in Headingley, the average temperature is -11°C (13°F). The maximum can reach 5°C (42°F), while the minimum can drop as low as -33°C (-27°F). Travelers should be prepared for extremely cold conditions and pack appropriate winter clothing to stay comfortable.

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

The chart illustrates December temperature patterns in Headingley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Headingley, December typically has an average temperature of -11°C (13°F), with highs reaching up to 5°C (42°F) and lows dropping to around -33°C (-27°F).

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

December Precipitation in Headingley

In Headingley in December, the total precipitation amount is 23 mm (0.9 in) over a duration of 7 days.

December Precipitation Trends in Headingley

The chart displays monthly precipitation patterns in Headingley, 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 Headingley, December typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 7 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 Headingley

In Headingley in December humidity is 91%. With an average temperature of -11°C (13°F), this humidity feels like a biting chill that clings to your skin, making travel uncomfortable as the damp air seeps into your clothes, leaving you feeling even colder than the temperature suggests.

December Average Humidity in Headingley

This chart illustrates the average monthly humidity levels in Headingley, 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 Headingley is approximately 91%, 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 Headingley

In Headingley in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Headingley.

Maximum UV Index Levels in Headingley for December

The chart shows the monthly maximum UV Index (UVI) for Headingley 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 Headingley typically reaches 1, which falls under the low exposure category.

Data source: Headingley 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 Headingley Compares to Other Months

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

This table compares monthly weather conditions in Headingley, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-14°C (7°F)	18 mm (0.7 inches)	92%	low
February Weather	-16°C (4°F)	15 mm (0.6 inches)	90%	moderate
March Weather	-5°C (23°F)	19 mm (0.7 inches)	88%	moderate
April Weather	2°C (37°F)	29 mm (1.1 inches)	81%	high
May Weather	12°C (53°F)	35 mm (1.4 inches)	74%	very high
June Weather	19°C (66°F)	79 mm (3.1 inches)	72%	very high
July Weather	21°C (70°F)	56 mm (2.2 inches)	74%	very high
August Weather	19°C (66°F)	67 mm (2.6 inches)	76%	very high
September Weather	13°C (57°F)	97 mm (3.8 inches)	73%	high
October Weather	5°C (41°F)	54 mm (2.1 inches)	76%	moderate
November Weather	-5°C (24°F)	27 mm (1.0 inches)	86%	low
December Weather	-11°C (13°F)	23 mm (0.9 inches)	91%	low