December Weather in Bonnyville, Canada

Last updated: June 18, 2025

In Bonnyville, Canada, the average temperature in December hovers around -11°C (12°F). While temperatures can plunge to a chilling -40°C (-40°F), they may also rise to a maximum of 7°C (44°F). During this time, expect precipitation of about 18 mm (0.7 in) spread across 5 days, coupled with an average humidity of 94%. Prepare for a brisk and damp winter experience!

December Temperature in Bonnyville

In December in Bonnyville, the average temperature is -11°C (12°F). Maximums can reach 7°C (44°F) and minimums can be as low as -40°C (-40°F). Travelers should be prepared for extreme cold and dress appropriately to enjoy their visit.

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

The chart illustrates December temperature patterns in Bonnyville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bonnyville, December typically has an average temperature of -11°C (12°F), with highs reaching up to 7°C (44°F) and lows dropping to around -40°C (-40°F).

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

December Precipitation in Bonnyville

In Bonnyville in December, the precipitation amount is 18 mm (0.7 in) spread over a duration of 5 days.

December Precipitation Trends in Bonnyville

The chart displays monthly precipitation patterns in Bonnyville, 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 Bonnyville, December typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 5 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 Bonnyville

In Bonnyville in December humidity is 94%. With an average temperature of -11°C (12°F), this humidity feels like an icy fog clinging to your skin, making travel feel incredibly uncomfortable and frigid, as each breath pulls in the damp, chilling air that sharpens the bite of the cold.

December Average Humidity in Bonnyville

This chart illustrates the average monthly humidity levels in Bonnyville, 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 Bonnyville is approximately 94%, 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 Bonnyville

In Bonnyville 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 Bonnyville.

Maximum UV Index Levels in Bonnyville for December

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

Data source: Bonnyville 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 Bonnyville Compares to Other Months

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

This table compares monthly weather conditions in Bonnyville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-13°C (9°F)	19 mm (0.7 inches)	90%	low
February Weather	-15°C (5°F)	16 mm (0.6 inches)	93%	low
March Weather	-6°C (22°F)	24 mm (1.0 inches)	92%	moderate
April Weather	2°C (35°F)	34 mm (1.3 inches)	80%	moderate
May Weather	11°C (52°F)	44 mm (1.7 inches)	69%	high
June Weather	15°C (60°F)	112 mm (4.4 inches)	68%	very high
July Weather	18°C (64°F)	104 mm (4.1 inches)	80%	very high
August Weather	16°C (61°F)	55 mm (2.2 inches)	80%	high
September Weather	10°C (50°F)	40 mm (1.6 inches)	76%	high
October Weather	2°C (36°F)	28 mm (1.1 inches)	82%	moderate
November Weather	-6°C (21°F)	29 mm (1.2 inches)	86%	low
December Weather	-11°C (12°F)	18 mm (0.7 inches)	94%	low