December Weather in Sherbrooke, Canada

Last updated: June 18, 2025

In Sherbrooke, Canada, the average temperature in December hovers around -5°C (23°F), with extremes ranging from a frigid -28°C (-18°F) to a mild 15°C (60°F). Expect about 83 mm (3.3 in) of precipitation spread over 14 days, contributing to an average humidity level of 85%.

December Temperature in Sherbrooke

In December in Sherbrooke, the average temperature is -5°C (23°F), with maximums reaching 15°C (60°F) and minimums plummeting to as low as -28°C (-18°F). This drastic variation in temperature makes it essential for travelers to pack accordingly and be prepared for both chilly and mild days.

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

The chart illustrates December temperature patterns in Sherbrooke, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sherbrooke, December typically has an average temperature of -5°C (23°F), with highs reaching up to 15°C (60°F) and lows dropping to around -28°C (-18°F).
JanFebMarAprMayJunJulAugSepOctNovDec171928415463686659483323
Data source: Temperature data for Sherbrooke 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 Sherbrooke

In Sherbrooke in December, the precipitation amount is 83 mm (3.3 in) spread over a period of 14 days.

December Precipitation Trends in Sherbrooke

The chart displays monthly precipitation patterns in Sherbrooke, 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 Sherbrooke, December typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec8682821151051301201237813811583
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sherbrooke

In Sherbrooke in December, humidity is 85%. With an average temperature of -5°C (23°F), this humidity feels like a biting chill that clings to your skin, making even the briefest outdoor excursions feel daunting and uncomfortable.

December Average Humidity in Sherbrooke

This chart illustrates the average monthly humidity levels in Sherbrooke, 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 Sherbrooke is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sherbrooke

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

Maximum UV Index Levels in Sherbrooke for December

The chart shows the monthly maximum UV Index (UVI) for Sherbrooke 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 Sherbrooke typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235799887532
Data source: Sherbrooke 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 Sherbrooke Compares to Other Months

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

This table compares monthly weather conditions in Sherbrooke, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)86 mm (3.4 inches)91%low
February Weather-7°C (20°F)82 mm (3.2 inches)89%moderate
March Weather-2°C (28°F)82 mm (3.2 inches)85%moderate
April Weather5°C (42°F)115 mm (4.5 inches)84%high
May Weather12°C (55°F)105 mm (4.1 inches)78%very high
June Weather17°C (63°F)130 mm (5.1 inches)72%very high
July Weather20°C (68°F)120 mm (4.7 inches)75%very high
August Weather19°C (67°F)123 mm (4.8 inches)74%very high
September Weather15°C (59°F)78 mm (3.1 inches)77%high
October Weather9°C (48°F)138 mm (5.4 inches)85%moderate
November Weather1°C (33°F)115 mm (4.5 inches)86%moderate
December Weather-5°C (23°F)83 mm (3.3 inches)85%low

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