December Weather in Elm City, United States

Last updated: June 24, 2025

In Elm City, United States, the average temperature in December hovers around 9°C (48°F). Expect chilly days with a minimum of -9°C (16°F) and a balmy maximum of 25°C (77°F). Prepare for some rain as well, with an average precipitation of 100 mm (3.9 in) over 9 days. Don't forget to bring a light jacket, as the average humidity is quite high at 86%!

December Temperature in Elm City

In December in Elm City, the average temperature is 9°C (48°F). Maximums can reach 25°C (77°F) and minimums can be as low as -9°C (16°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

December Weather in Elm City: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Elm City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Elm City, December typically has an average temperature of 9°C (48°F), with highs reaching up to 25°C (77°F) and lows dropping to around -9°C (16°F).

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

December Precipitation in Elm City

In Elm City in December, the precipitation amount is 100 mm (3.9 in) spread over 9 days.

December Precipitation Trends in Elm City

The chart displays monthly precipitation patterns in Elm City, 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 Elm City, December typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 9 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 Elm City

In Elm City in December, humidity is 86%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and travel less enjoyable.

December Average Humidity in Elm City

This chart illustrates the average monthly humidity levels in Elm City, 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 Elm City is approximately 86%, 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 Elm City

In Elm City in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Elm City, you can check the information here.

Maximum UV Index Levels in Elm City for December

The chart shows the monthly maximum UV Index (UVI) for Elm City 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 Elm City typically reaches 3, which falls under the moderate exposure category.

Data source: Elm City 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 Elm City Compares to Other Months

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

This table compares monthly weather conditions in Elm City, 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 (44°F)	91 mm (3.6 inches)	85%	moderate
February Weather	10°C (50°F)	91 mm (3.6 inches)	82%	high
March Weather	12°C (54°F)	71 mm (2.8 inches)	81%	very high
April Weather	17°C (63°F)	105 mm (4.1 inches)	80%	very high
May Weather	22°C (71°F)	109 mm (4.3 inches)	81%	extreme
June Weather	25°C (77°F)	128 mm (5.0 inches)	81%	very high
July Weather	27°C (81°F)	116 mm (4.6 inches)	81%	extreme
August Weather	26°C (79°F)	152 mm (6.0 inches)	80%	very high
September Weather	24°C (75°F)	122 mm (4.8 inches)	79%	very high
October Weather	19°C (67°F)	75 mm (2.9 inches)	80%	very high
November Weather	11°C (53°F)	89 mm (3.5 inches)	85%	moderate
December Weather	9°C (48°F)	100 mm (3.9 inches)	86%	moderate