December Weather in Erie, United States

Last updated: June 24, 2025

In December, the average temperature in Erie, United States hovers around 5°C (42°F). Expect a chilly minimum of -13°C (9°F), while the warmest days can reach up to 24°C (75°F). With an average precipitation of 35 mm (1.4 in) spread over 4 days, and humidity levels at a notable 85%, it's wise to prepare for diverse weather conditions!

December Temperature in Erie

In December in Erie, the average temperature is 5°C (42°F), with maximums reaching up to 24°C (75°F) and minimums dropping as low as -13°C (9°F). Travelers should be prepared for a wide range of temperatures, so it's advisable to pack layers for comfort during your visit.

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

The chart illustrates December temperature patterns in Erie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Erie, December typically has an average temperature of 5°C (42°F), with highs reaching up to 24°C (75°F) and lows dropping to around -13°C (9°F).

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

December Precipitation in Erie

In Erie in December, the precipitation amount is 35 mm (1.4 in) over a span of 4 days.

December Precipitation Trends in Erie

The chart displays monthly precipitation patterns in Erie, 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 Erie, December typically receives around 35 mm (1.4 inches) of precipitation spread over approximately 4 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Erie

In Erie in December, humidity is 85%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and requiring extra layers to stay warm while exploring.

December Average Humidity in Erie

This chart illustrates the average monthly humidity levels in Erie, 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 Erie is approximately 85%, 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 Erie

In Erie 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 Erie, you can check the information here.

Maximum UV Index Levels in Erie for December

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

Data source: Erie 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 Erie Compares to Other Months

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

This table compares monthly weather conditions in Erie, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	62 mm (2.4 inches)	77%	moderate
February Weather	3°C (37°F)	58 mm (2.3 inches)	76%	moderate
March Weather	10°C (50°F)	113 mm (4.4 inches)	71%	high
April Weather	14°C (57°F)	114 mm (4.5 inches)	73%	very high
May Weather	20°C (68°F)	230 mm (9.1 inches)	83%	very high
June Weather	26°C (78°F)	108 mm (4.2 inches)	83%	extreme
July Weather	27°C (81°F)	104 mm (4.1 inches)	81%	extreme
August Weather	26°C (79°F)	126 mm (5.0 inches)	73%	very high
September Weather	23°C (74°F)	82 mm (3.2 inches)	67%	very high
October Weather	15°C (60°F)	133 mm (5.2 inches)	72%	high
November Weather	8°C (47°F)	43 mm (1.7 inches)	82%	moderate
December Weather	5°C (42°F)	35 mm (1.4 inches)	85%	moderate