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December Weather in Fall River, Canada

Last updated: June 18, 2025

In December, the average temperature in Fall River, Canada hovers around 0°C (32°F). Expect chilly conditions with a minimum dipping to -15°C (5°F) and a maximum reaching up to 15°C (60°F). Prepare for precipitation as well, with an average of 127 mm (5.0 in) spread over about 12 days. The average humidity during this month is a notable 83%, adding to the overall crisp atmosphere.

December Temperature in Fall River

In December in Fall River, the average temperature is 0°C (32°F). Maximums can reach 15°C (60°F), while minimums can drop as low as -15°C (5°F). Be prepared for a wide range of temperatures and dress accordingly for your visit!

December Weather in Fall River: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Fall River, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fall River, December typically has an average temperature of 0°C (32°F), with highs reaching up to 15°C (60°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec272731414959666761514132
Data source: Temperature data for Fall River 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 Fall River

In Fall River in December, the precipitation amount is 127 mm (5.0 in) occurring over the course of 12 days.

December Precipitation Trends in Fall River

The chart displays monthly precipitation patterns in Fall River, 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 Fall River, December typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec9712210312293999177104109149127
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Fall River

In Fall River in December, humidity is 83%. With an average temperature of 0°C (32°F), this humidity feels like traveling through a thick mist, making every step heavy and the cold pierce even deeper, causing you to constantly seek shelter or warm beverages to counteract the damp chill.

December Average Humidity in Fall River

This chart illustrates the average monthly humidity levels in Fall River, 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 Fall River is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%82%82%82%84%86%85%83%83%85%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Fall River

In Fall River 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 Fall River, you can visit Hourly UV Index in Fall River.

Maximum UV Index Levels in Fall River for December

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

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

This table compares monthly weather conditions in Fall River, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (27°F)97 mm (3.8 inches)82%low
February Weather-3°C (27°F)122 mm (4.8 inches)83%moderate
March Weather0°C (32°F)103 mm (4.1 inches)82%moderate
April Weather5°C (41°F)122 mm (4.8 inches)82%high
May Weather9°C (49°F)93 mm (3.7 inches)82%very high
June Weather15°C (59°F)99 mm (3.9 inches)84%very high
July Weather19°C (66°F)91 mm (3.6 inches)86%very high
August Weather20°C (67°F)77 mm (3.0 inches)85%very high
September Weather16°C (61°F)104 mm (4.1 inches)83%high
October Weather11°C (51°F)109 mm (4.3 inches)83%moderate
November Weather5°C (42°F)149 mm (5.9 inches)85%moderate
December Weather0°C (32°F)127 mm (5.0 inches)83%low

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