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December Weather in Powassan, Canada

Last updated: June 18, 2025

In December, the average temperature in Powassan, Canada hovers around -7°C (20°F). Expect chilly extremes, with minimum temperatures plunging to -32°C (-25°F) and highs reaching up to 14°C (57°F). Additionally, the region experiences 81 mm (3.2 in) of precipitation over approximately 15 days, accompanied by a notably high average humidity of 91%.

December Temperature in Powassan

In December in Powassan, the average temperature is -7°C (20°F). Maximums can reach 14°C (57°F), while minimums can drop as low as -32°C (-25°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable during their visit.

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

The chart illustrates December temperature patterns in Powassan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Powassan, December typically has an average temperature of -7°C (20°F), with highs reaching up to 14°C (57°F) and lows dropping to around -32°C (-25°F).
JanFebMarAprMayJunJulAugSepOctNovDec131524375262686457453019
Data source: Temperature data for Powassan 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 Powassan

In Powassan in December, the precipitation amount is 81 mm (3.2 in) spread over the course of 15 days.

December Precipitation Trends in Powassan

The chart displays monthly precipitation patterns in Powassan, 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 Powassan, December typically receives around 81 mm (3.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6173631061081231081281211149581
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Powassan

In Powassan in December humidity is 91%. With an average temperature of -7°C (20°F), this humidity feels like an icy embrace that clings to your skin, making travel uncomfortable and challenging as every breath feels damp and heavy in the frigid air.

December Average Humidity in Powassan

This chart illustrates the average monthly humidity levels in Powassan, 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 Powassan is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%94%87%82%74%68%67%67%74%83%89%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Powassan

In Powassan 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 Powassan, you can visit Hourly UV Index in Powassan.

Maximum UV Index Levels in Powassan for December

The chart shows the monthly maximum UV Index (UVI) for Powassan 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 Powassan typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910987532
Data source: Powassan 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 Powassan Compares to Other Months

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

This table compares monthly weather conditions in Powassan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-10°C (14°F)61 mm (2.4 inches)93%low
February Weather-9°C (16°F)73 mm (2.9 inches)94%moderate
March Weather-4°C (24°F)63 mm (2.5 inches)87%moderate
April Weather3°C (38°F)106 mm (4.2 inches)82%high
May Weather11°C (52°F)108 mm (4.2 inches)74%very high
June Weather16°C (62°F)123 mm (4.8 inches)68%very high
July Weather20°C (68°F)108 mm (4.3 inches)67%very high
August Weather18°C (65°F)128 mm (5.0 inches)67%very high
September Weather14°C (57°F)121 mm (4.8 inches)74%high
October Weather7°C (46°F)114 mm (4.5 inches)83%moderate
November Weather-1°C (30°F)95 mm (3.7 inches)89%moderate
December Weather-7°C (20°F)81 mm (3.2 inches)91%low

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