December Weather in Cannon Falls, United States

Last updated: June 24, 2025

In Cannon Falls, United States, the average temperature in December hovers around -4°C (24°F). This chilly month can bring extremes, with temperatures dipping as low as -26°C (-14°F) and occasionally peaking at 16°C (61°F). Expect a moderate amount of precipitation, with about 50 mm (2.0 in) over 7 days, contributing to an average humidity level of 84%. Stay warm and prepare for the wintery weather!

December Temperature in Cannon Falls

In December in Cannon Falls, the average temperature is -4°C (24°F). The maximum can reach 16°C (61°F), while the minimum can drop to as low as -26°C (-14°F). Be prepared for a wide range of temperatures if you're traveling during this time of year.

December Weather in Cannon Falls: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Cannon Falls, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cannon Falls, December typically has an average temperature of -4°C (24°F), with highs reaching up to 16°C (61°F) and lows dropping to around -26°C (-14°F).

Data source: Temperature data for Cannon Falls generated using information from the Copernicus Climate Change Service.

December Precipitation in Cannon Falls

In Cannon Falls in December, the precipitation amount is 50 mm (2.0 in) over a span of 7 days.

December Precipitation Trends in Cannon Falls

The chart displays monthly precipitation patterns in Cannon Falls, 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 Cannon Falls, December typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Cannon Falls

In Cannon Falls in December humidity is 84%. With an average temperature of -4°C (24°F), this humidity feels like an uninviting chill that seeps into your bones, making outdoor activities uncomfortable and travel quite challenging.

December Average Humidity in Cannon Falls

This chart illustrates the average monthly humidity levels in Cannon Falls, 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 Cannon Falls is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cannon Falls

In Cannon Falls 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 Cannon Falls, you can visit Hourly UV Index in Cannon Falls.

Maximum UV Index Levels in Cannon Falls for December

The chart shows the monthly maximum UV Index (UVI) for Cannon Falls 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 Cannon Falls typically reaches 2, which falls under the low exposure category.

Data source: Cannon Falls 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 Cannon Falls Compares to Other Months

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

This table compares monthly weather conditions in Cannon Falls, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (17°F)	34 mm (1.4 inches)	87%	moderate
February Weather	-8°C (17°F)	41 mm (1.6 inches)	90%	moderate
March Weather	1°C (34°F)	62 mm (2.4 inches)	85%	moderate
April Weather	6°C (44°F)	90 mm (3.5 inches)	84%	very high
May Weather	15°C (59°F)	148 mm (5.8 inches)	78%	very high
June Weather	22°C (71°F)	114 mm (4.5 inches)	80%	very high
July Weather	23°C (74°F)	107 mm (4.2 inches)	81%	very high
August Weather	21°C (71°F)	119 mm (4.7 inches)	81%	very high
September Weather	18°C (64°F)	119 mm (4.7 inches)	81%	very high
October Weather	9°C (49°F)	94 mm (3.7 inches)	84%	moderate
November Weather	1°C (34°F)	39 mm (1.5 inches)	88%	moderate
December Weather	-4°C (24°F)	50 mm (2.0 inches)	84%	low