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December Weather in Edmonton, Canada

Last updated: June 18, 2025

In December, the average temperature in Edmonton, Canada hovers around -9°C (15°F). Expect extremes, with temperatures dipping as low as -40°C (-39°F) and rising to a maximum of 7°C (46°F). Expect some moisture too, with a precipitation amount of 20 mm (0.8 in) spread over 6 days. Don't forget, the average humidity reaches a chilly 91%, adding to the brisk atmosphere!

December Temperature in Edmonton

In December in Edmonton, the average temperature is -9°C (15°F), with maximums reaching 7°C (46°F) and minimums dropping as low as -40°C (-39°F). Travelers should be prepared for extreme cold conditions and dress accordingly to enjoy their time in Edmonton.

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

The chart illustrates December temperature patterns in Edmonton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Edmonton, December typically has an average temperature of -9°C (15°F), with highs reaching up to 7°C (46°F) and lows dropping to around -40°C (-39°F).
JanFebMarAprMayJunJulAugSepOctNovDec13923365259636050372315
Data source: Temperature data for Edmonton generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Edmonton

In Edmonton in December, the precipitation amount is 20 mm (0.8 in) over the course of 6 days.

December Precipitation Trends in Edmonton

The chart displays monthly precipitation patterns in Edmonton, 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 Edmonton, December typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec1820242961991026946273620
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Edmonton

In Edmonton in December humidity is 91%. With an average temperature of -9°C (15°F), this humidity feels like a biting chill that cuts through layers of clothing, making every step outdoors feel increasingly cumbersome and encouraging travelers to seek shelter and warmth as the dampness seeps into their bones.

December Average Humidity in Edmonton

This chart illustrates the average monthly humidity levels in Edmonton, 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 Edmonton is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%92%87%81%77%77%81%78%73%78%82%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Edmonton

In Edmonton 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 Edmonton.

Maximum UV Index Levels in Edmonton for December

The chart shows the monthly maximum UV Index (UVI) for Edmonton 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 Edmonton typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235677876421
Data source: Edmonton 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 Edmonton Compares to Other Months

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

This table compares monthly weather conditions in Edmonton, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)18 mm (0.7 inches)90%low
February Weather-13°C (9°F)20 mm (0.8 inches)92%moderate
March Weather-5°C (23°F)24 mm (1.0 inches)87%moderate
April Weather2°C (36°F)29 mm (1.1 inches)81%high
May Weather11°C (52°F)61 mm (2.4 inches)77%high
June Weather15°C (60°F)99 mm (3.9 inches)77%high
July Weather17°C (63°F)102 mm (4.0 inches)81%very high
August Weather16°C (60°F)69 mm (2.7 inches)78%high
September Weather10°C (51°F)46 mm (1.8 inches)73%high
October Weather3°C (38°F)27 mm (1.1 inches)78%moderate
November Weather-5°C (23°F)36 mm (1.4 inches)82%low
December Weather-9°C (15°F)20 mm (0.8 inches)91%low

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