December Weather in Cornville, United States

Last updated: June 24, 2025

In Cornville, United States, the average temperature in December hovers around -4°C (25°F). However, be prepared for a wide range, as temperatures can dip as low as -26°C (-15°F) or reach up to 15°C (59°F). During this month, expect about 112 mm (4.4 in) of precipitation spread over approximately 10 days, with an average humidity of 84% contributing to a chilly atmosphere.

December Temperature in Cornville

In December in Cornville, the average temperature is -4°C (25°F), with maximums reaching 15°C (59°F) and minimums dipping as low as -26°C (-15°F). Make sure to pack warm clothing if you're planning to visit during this time!

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

The chart illustrates December temperature patterns in Cornville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cornville, December typically has an average temperature of -4°C (25°F), with highs reaching up to 15°C (59°F) and lows dropping to around -26°C (-15°F).

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

December Precipitation in Cornville

In Cornville in December, the total precipitation amount is 112 mm (4.4 in) over the course of 10 days.

December Precipitation Trends in Cornville

The chart displays monthly precipitation patterns in Cornville, 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 Cornville, December typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 10 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 Cornville

In Cornville in December, humidity is 84%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Cornville

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

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

Maximum UV Index Levels in Cornville for December

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

Data source: Cornville 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 Cornville Compares to Other Months

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

This table compares monthly weather conditions in Cornville, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	84 mm (3.3 inches)	88%	low
February Weather	-5°C (22°F)	81 mm (3.2 inches)	88%	moderate
March Weather	-1°C (30°F)	72 mm (2.8 inches)	85%	moderate
April Weather	6°C (43°F)	121 mm (4.8 inches)	81%	high
May Weather	12°C (55°F)	85 mm (3.3 inches)	76%	very high
June Weather	18°C (65°F)	76 mm (3.0 inches)	74%	very high
July Weather	21°C (70°F)	110 mm (4.3 inches)	74%	very high
August Weather	20°C (69°F)	72 mm (2.8 inches)	74%	very high
September Weather	16°C (62°F)	70 mm (2.7 inches)	77%	high
October Weather	10°C (50°F)	124 mm (4.9 inches)	82%	moderate
November Weather	2°C (36°F)	108 mm (4.3 inches)	85%	moderate
December Weather	-4°C (25°F)	112 mm (4.4 inches)	84%	low