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December Weather in Cacouna, Canada

Last updated: June 18, 2025

In December, the average temperature in Cacouna, Canada hovers around -5°C (22°F). While the mercury can dip as low as -19°C (-3°F), it can also rise to a maximum of 10°C (50°F). With 92 mm (3.6 in) of precipitation over approximately 10 days, the month also boasts an average humidity of 90%. Be prepared for chilly and damp conditions!

December Temperature in Cacouna

In December in Cacouna, the average temperature is -5°C (22°F). Maximums can reach 10°C (50°F), while minimums can drop to as low as -19°C (-3°F). Travelers should be prepared for cold weather and pack accordingly to ensure a comfortable visit.

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

The chart illustrates December temperature patterns in Cacouna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cacouna, December typically has an average temperature of -5°C (22°F), with highs reaching up to 10°C (50°F) and lows dropping to around -19°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec161724344354595953453222
Data source: Temperature data for Cacouna 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 Cacouna

In Cacouna in December, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.

December Precipitation Trends in Cacouna

The chart displays monthly precipitation patterns in Cacouna, 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 Cacouna, December typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec8369851271027058588916711792
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cacouna

In Cacouna in December, humidity is 90%. With an average temperature of -5°C (22°F), this humidity feels like walking through a frozen fog, where each breath brings a chill that clings to your skin, making every step outside a brisk challenge.

December Average Humidity in Cacouna

This chart illustrates the average monthly humidity levels in Cacouna, 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 Cacouna is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%87%82%77%82%83%85%87%88%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cacouna

In Cacouna 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 Cacouna.

Maximum UV Index Levels in Cacouna for December

The chart shows the monthly maximum UV Index (UVI) for Cacouna 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 Cacouna typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789886421
Data source: Cacouna 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 Cacouna Compares to Other Months

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

This table compares monthly weather conditions in Cacouna, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)83 mm (3.3 inches)93%low
February Weather-9°C (17°F)69 mm (2.7 inches)92%moderate
March Weather-4°C (25°F)85 mm (3.3 inches)90%moderate
April Weather1°C (34°F)127 mm (5.0 inches)87%high
May Weather6°C (43°F)102 mm (4.0 inches)82%very high
June Weather12°C (54°F)70 mm (2.8 inches)77%very high
July Weather15°C (59°F)58 mm (2.3 inches)81%very high
August Weather15°C (59°F)57 mm (2.3 inches)83%very high
September Weather12°C (53°F)89 mm (3.5 inches)85%high
October Weather7°C (45°F)167 mm (6.6 inches)87%moderate
November Weather0°C (32°F)117 mm (4.6 inches)87%low
December Weather-5°C (22°F)92 mm (3.6 inches)90%low

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