December Weather in Unadilla, United States

Last updated: June 24, 2025

In December, the average temperature in Unadilla, United States hovers around 11°C (53°F). You can expect a minimum temperature as low as -5°C (23°F), while the mercury can rise to a maximum of 26°C (79°F). With an average humidity of 89%, prepare for a damp atmosphere. Additionally, be ready for 121 mm (4.8 in) of precipitation spread across 10 days.

December Temperature in Unadilla

In December in Unadilla, the average temperature is 11°C (53°F), with maximums reaching 26°C (79°F) and minimums dipping as low as -5°C (23°F). This wide range makes it essential for travelers to pack versatile clothing to ensure comfort during their stay.

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

The chart illustrates December temperature patterns in Unadilla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Unadilla, December typically has an average temperature of 11°C (53°F), with highs reaching up to 26°C (79°F) and lows dropping to around -5°C (23°F).

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

December Precipitation in Unadilla

In Unadilla in December, the precipitation amount is 121 mm (4.8 in) spread over a period of 10 days.

December Precipitation Trends in Unadilla

The chart displays monthly precipitation patterns in Unadilla, 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 Unadilla, December typically receives around 121 mm (4.8 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 Unadilla

In Unadilla in December humidity is 89%. With an average temperature of 11°C (53°F), this humidity feels like a thick, heavy blanket wrapping around you, making outdoor activities uncomfortable and causing fatigue during travel.

December Average Humidity in Unadilla

This chart illustrates the average monthly humidity levels in Unadilla, 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 Unadilla is approximately 89%, 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 Unadilla

In Unadilla in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Unadilla for better planning.

Maximum UV Index Levels in Unadilla for December

The chart shows the monthly maximum UV Index (UVI) for Unadilla 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 Unadilla typically reaches 4, which falls under the moderate exposure category.

Data source: Unadilla 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 Unadilla Compares to Other Months

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

This table compares monthly weather conditions in Unadilla, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	90 mm (3.5 inches)	86%	moderate
February Weather	13°C (56°F)	113 mm (4.5 inches)	84%	high
March Weather	16°C (61°F)	85 mm (3.4 inches)	83%	very high
April Weather	19°C (67°F)	104 mm (4.1 inches)	81%	very high
May Weather	24°C (75°F)	78 mm (3.1 inches)	81%	extreme
June Weather	27°C (81°F)	87 mm (3.4 inches)	81%	extreme
July Weather	28°C (83°F)	105 mm (4.1 inches)	83%	extreme
August Weather	28°C (82°F)	106 mm (4.2 inches)	81%	extreme
September Weather	26°C (80°F)	101 mm (4.0 inches)	82%	very high
October Weather	22°C (71°F)	100 mm (4.0 inches)	78%	very high
November Weather	14°C (57°F)	64 mm (2.5 inches)	86%	high
December Weather	11°C (53°F)	121 mm (4.8 inches)	89%	moderate