May Weather in Detroit, United States

Last updated: June 24, 2025

In Detroit, United States, the average temperature in May hovers around 22°C (72°F), making it a pleasant time to explore. However, temperatures can range significantly, with a minimum of 9°C (48°F) and a maximum of 36°C (97°F). Be prepared for some rain, as 192 mm (7.6 in) of precipitation is expected over 13 days. Additionally, the air tends to be quite humid, with an average humidity of 81%.

May Temperature in Detroit

In May in Detroit, the average temperature is 22°C (72°F). Maximums can reach 36°C (97°F) and minimums can be as low as 9°C (48°F). It's an ideal time for travelers to enjoy a pleasant climate and pack for both warm days and cooler evenings.

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

The chart illustrates May temperature patterns in Detroit, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Detroit, May typically has an average temperature of 22°C (72°F), with highs reaching up to 36°C (97°F) and lows dropping to around 9°C (48°F).

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

May Precipitation in Detroit

In Detroit in May, the total precipitation amount is 192 mm (7.6 in) spread over 13 days.

May Precipitation Trends in Detroit

The chart displays monthly precipitation patterns in Detroit, 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 Detroit, May typically receives around 192 mm (7.6 inches) of precipitation spread over approximately 13 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Detroit

In Detroit in May, humidity is 81%. With an average temperature of 22°C (72°F), this humidity feels like a warm, enveloping blanket, making traveling feel both lush and a bit stifling, as the air clings to your skin and every step is accompanied by a gentle sheen of moisture.

May Average Humidity in Detroit

This chart illustrates the average monthly humidity levels in Detroit, 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 Detroit is approximately 81%, 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 Detroit

In Detroit in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Detroit.

Maximum UV Index Levels in Detroit for May

The chart shows the monthly maximum UV Index (UVI) for Detroit 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 Detroit typically reaches 11, which falls under the extreme exposure category.

Data source: Detroit 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 Detroit Compares to Other Months

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

This table compares monthly weather conditions in Detroit, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	90 mm (3.5 inches)	80%	moderate
February Weather	9°C (48°F)	140 mm (5.5 inches)	79%	high
March Weather	14°C (58°F)	136 mm (5.3 inches)	78%	very high
April Weather	17°C (63°F)	209 mm (8.2 inches)	78%	very high
May Weather	22°C (72°F)	192 mm (7.6 inches)	81%	extreme
June Weather	26°C (80°F)	107 mm (4.2 inches)	78%	extreme
July Weather	28°C (83°F)	70 mm (2.8 inches)	73%	extreme
August Weather	28°C (83°F)	95 mm (3.8 inches)	66%	extreme
September Weather	25°C (78°F)	83 mm (3.3 inches)	65%	very high
October Weather	19°C (66°F)	137 mm (5.4 inches)	72%	very high
November Weather	12°C (54°F)	66 mm (2.6 inches)	82%	high
December Weather	10°C (50°F)	106 mm (4.2 inches)	87%	moderate