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December Weather in Coaticook, Canada

Last updated: June 18, 2025

In December, the average temperature in Coaticook, Canada drops to a chilly -5°C (23°F). Be prepared for fluctuating conditions, as temperatures can range from a frigid -29°C (-19°F) to a relatively mild 15°C (59°F). Rain and snow may make an appearance, with an average precipitation of 88 mm (3.5 in) spread over 16 days. Additionally, the air will feel quite humid, with an average humidity of 85% lingering throughout the month.

December Temperature in Coaticook

In December in Coaticook, the average temperature is -5°C (23°F). Maximums can reach 15°C (59°F), while minimums can drop to as low as -29°C (-19°F). Travelers should be prepared for a wide range of temperatures and pack accordingly.

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

The chart illustrates December temperature patterns in Coaticook, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Coaticook, December typically has an average temperature of -5°C (23°F), with highs reaching up to 15°C (59°F) and lows dropping to around -29°C (-19°F).
JanFebMarAprMayJunJulAugSepOctNovDec171927415362676558473223
Data source: Temperature data for Coaticook 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 Coaticook

In Coaticook in December, the precipitation amount is 88 mm (3.5 in) spread over 16 days.

December Precipitation Trends in Coaticook

The chart displays monthly precipitation patterns in Coaticook, 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 Coaticook, December typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec9084811171071191161048414711588
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Coaticook

In Coaticook 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 Coaticook

This chart illustrates the average monthly humidity levels in Coaticook, 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 Coaticook 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 Coaticook

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

Maximum UV Index Levels in Coaticook for December

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

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

This table compares monthly weather conditions in Coaticook, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-8°C (17°F)90 mm (3.5 inches)91%low
February Weather-7°C (20°F)84 mm (3.3 inches)89%moderate
March Weather-3°C (27°F)81 mm (3.2 inches)85%moderate
April Weather5°C (41°F)117 mm (4.6 inches)84%high
May Weather12°C (54°F)107 mm (4.2 inches)78%very high
June Weather17°C (62°F)119 mm (4.7 inches)72%very high
July Weather20°C (67°F)116 mm (4.6 inches)75%very high
August Weather19°C (66°F)104 mm (4.1 inches)74%very high
September Weather14°C (58°F)84 mm (3.3 inches)77%high
October Weather8°C (47°F)147 mm (5.8 inches)85%moderate
November Weather0°C (33°F)115 mm (4.5 inches)86%moderate
December Weather-5°C (23°F)88 mm (3.5 inches)85%low

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