May Weather in Erie, United States

Last updated: June 24, 2025

In May, the average temperature in Erie, United States hovers around 11°C (52°F), with minimums dipping to 0°C (33°F) and a maximum reaching up to 25°C (77°F). Expect 112 mm (4.4 in) of precipitation spread across 13 days, contributing to an average humidity of 82%. Prepare for a blend of cool and damp conditions!

May Temperature in Erie

In May in Erie, the average temperature is 11°C (52°F), with maximums reaching 25°C (77°F) and minimums dropping as low as 0°C (33°F). It's a great time for travelers to enjoy mild weather while exploring the area's attractions.

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

The chart illustrates May 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, May typically has an average temperature of 11°C (52°F), with highs reaching up to 25°C (77°F) and lows dropping to around 0°C (33°F).

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

May Precipitation in Erie

In Erie in May, the precipitation amount is 112 mm (4.4 in) over the course of 13 days.

May Precipitation Trends in Erie

The chart displays monthly precipitation patterns in Erie, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Erie, May typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 13 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Erie

In Erie in May, humidity is 82%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps into your bones, making it essential to dress in layers and stay prepared for the moisture-laden air as you explore your surroundings.

May Average Humidity in Erie

This chart illustrates the average monthly humidity levels in Erie, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Erie is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Erie

In Erie in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Erie.

Maximum UV Index Levels in Erie for May

The chart shows the monthly maximum UV Index (UVI) for Erie in May, 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 May, the maximum UV index in Erie typically reaches 9, which falls under the very high exposure category.

Data source: Erie May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	113 mm (4.5 inches)	90%	low
February Weather	-1°C (30°F)	108 mm (4.2 inches)	90%	moderate
March Weather	1°C (35°F)	103 mm (4.1 inches)	87%	moderate
April Weather	5°C (42°F)	118 mm (4.7 inches)	87%	very high
May Weather	11°C (52°F)	112 mm (4.4 inches)	82%	very high
June Weather	18°C (65°F)	91 mm (3.6 inches)	81%	very high
July Weather	22°C (72°F)	117 mm (4.6 inches)	79%	very high
August Weather	22°C (72°F)	79 mm (3.1 inches)	80%	very high
September Weather	19°C (67°F)	89 mm (3.5 inches)	81%	very high
October Weather	14°C (57°F)	158 mm (6.2 inches)	84%	high
November Weather	6°C (43°F)	142 mm (5.6 inches)	88%	moderate
December Weather	2°C (36°F)	144 mm (5.7 inches)	87%	low