December Weather in Avon, United States

Last updated: June 24, 2025

In December, the average temperature in Avon, United States hovers around 1°C (34°F). This chilly month features a striking range, with minima dipping as low as -21°C (-6°F) and maxima reaching up to 22°C (71°F). Visitors can expect about 50 mm (2.0 in) of precipitation spread over 6 days and a notably high average humidity of 84%. Prepare accordingly for a uniquely brisk experience!

December Temperature in Avon

In December in Avon, the average temperature is 1°C (34°F). Maximums can reach 22°C (71°F), and minimums can drop as low as -21°C (-6°F). Travelers should be prepared for a wide range of weather conditions and pack accordingly.

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

The chart illustrates December temperature patterns in Avon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Avon, December typically has an average temperature of 1°C (34°F), with highs reaching up to 22°C (71°F) and lows dropping to around -21°C (-6°F).

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

December Precipitation in Avon

In Avon in December, the precipitation amount is 50 mm (2.0 in) over the course of 6 days.

December Precipitation Trends in Avon

The chart displays monthly precipitation patterns in Avon, 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 Avon, December typically receives around 50 mm (2.0 inches) of precipitation spread over approximately 6 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 Avon

In Avon in December humidity is 84%. With an average temperature of 1°C (34°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring extra layers to keep warm while navigating the damp air.

December Average Humidity in Avon

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

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

Maximum UV Index Levels in Avon for December

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

Data source: Avon 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 Avon Compares to Other Months

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

This table compares monthly weather conditions in Avon, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (26°F)	58 mm (2.3 inches)	81%	moderate
February Weather	-2°C (29°F)	65 mm (2.6 inches)	81%	moderate
March Weather	5°C (42°F)	112 mm (4.4 inches)	81%	high
April Weather	10°C (51°F)	107 mm (4.2 inches)	82%	very high
May Weather	18°C (64°F)	165 mm (6.5 inches)	78%	very high
June Weather	23°C (74°F)	149 mm (5.9 inches)	81%	extreme
July Weather	25°C (77°F)	105 mm (4.1 inches)	79%	very high
August Weather	23°C (74°F)	78 mm (3.1 inches)	77%	very high
September Weather	21°C (70°F)	94 mm (3.7 inches)	78%	very high
October Weather	13°C (55°F)	120 mm (4.7 inches)	78%	high
November Weather	4°C (40°F)	52 mm (2.1 inches)	87%	moderate
December Weather	1°C (34°F)	50 mm (2.0 inches)	84%	low