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December Weather in Vulcan, Canada

Last updated: June 18, 2025

In December, the average temperature in Vulcan, Canada hovers around -6°C (21°F). Conditions can be extreme, with minimums dipping as low as -34°C (-28°F), while the mercury can rise to a maximum of 13°C (57°F). Expect about 22 mm (0.9 in) of precipitation over 6 days during the month, and keep in mind the air will feel quite humid, with an average humidity of 92%. Prepare accordingly!

December Temperature in Vulcan

In December in Vulcan, the average temperature is -6°C (21°F), with maximums reaching up to 13°C (57°F) and minimums plummeting as low as -34°C (-28°F). Travelers should be prepared for extremely cold conditions and significant temperature fluctuations during this time.

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

The chart illustrates December temperature patterns in Vulcan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vulcan, December typically has an average temperature of -6°C (21°F), with highs reaching up to 13°C (57°F) and lows dropping to around -34°C (-28°F).
JanFebMarAprMayJunJulAugSepOctNovDec191428385260646353392921
Data source: Temperature data for Vulcan 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 Vulcan

In Vulcan in December, the precipitation amount is 22 mm (0.9 in) over a span of 6 days.

December Precipitation Trends in Vulcan

The chart displays monthly precipitation patterns in Vulcan, 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 Vulcan, December typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec92725335872493539292922
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Vulcan

In Vulcan in December humidity is 92%. With an average temperature of -6°C (21°F), this humidity feels like an icy blanket that clings to your skin, making the cold air feel even more biting and heavy, which can be quite challenging for traveling.

December Average Humidity in Vulcan

This chart illustrates the average monthly humidity levels in Vulcan, 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 Vulcan is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%93%88%84%80%79%80%77%74%80%86%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Vulcan

In Vulcan 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 Vulcan.

Maximum UV Index Levels in Vulcan for December

The chart shows the monthly maximum UV Index (UVI) for Vulcan 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 Vulcan typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235688987421
Data source: Vulcan 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 Vulcan Compares to Other Months

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

This table compares monthly weather conditions in Vulcan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-7°C (20°F)8 mm (0.3 inches)91%low
February Weather-10°C (14°F)27 mm (1.1 inches)93%moderate
March Weather-2°C (28°F)25 mm (1.0 inches)88%moderate
April Weather3°C (38°F)33 mm (1.3 inches)84%high
May Weather11°C (52°F)58 mm (2.3 inches)80%very high
June Weather16°C (61°F)72 mm (2.8 inches)79%very high
July Weather18°C (65°F)49 mm (1.9 inches)80%very high
August Weather17°C (63°F)34 mm (1.4 inches)77%very high
September Weather12°C (53°F)39 mm (1.6 inches)74%high
October Weather4°C (39°F)29 mm (1.1 inches)80%moderate
November Weather-2°C (30°F)29 mm (1.1 inches)86%low
December Weather-6°C (21°F)22 mm (0.9 inches)92%low

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