Average May Temperatures for Michigan

Average temperatures for May at cities, towns and parks throughout Michigan are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: The Thumb & Southeast Michigan, West & Mid-Michigan, Northern Michigan and Upper Peninsula.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

The Thumb & Southeast Michigan

Average May temperatures
High °F	Low °F	Place	High °C	Low °C
72	47	Adrian	22	8
71	47	Ann Arbor	22	8
68	48	Bay City	20	9
70	48	Dearborn	21	9
70	50	Detroit	21	10
69	46	Flint	21	8
61	44	Harbor Beach	16	7
68	48	Midland	20	9
69	49	Monroe	21	10
69	46	Mount Pleasant	21	8
67	49	Port Huron	19	9
69	47	Saginaw	21	9

West & Mid-Michigan

Average daily temperatures in May
High °F	Low °F	Place	High °C	Low °C
72	48	Battle Creek	22	9
69	47	Benton Harbor	20	8
70	49	Grand Rapids	21	9
69	48	Holland	20	9
70	48	Jackson	21	9
70	49	Kalamazoo	21	9
69	48	Lansing	21	9
68	48	Muskegon	20	9
71	48	Niles	22	9

Northern Michigan

May temperatures: daily averages
High °F	Low °F	Place	High °C	Low °C
66	41	Alpena	19	5
66	43	Cadillac	19	6
62	41	Cheboygan	17	5
65	44	East Tawas	18	7
64	45	Frankfort	18	7
64	40	Gaylord	18	5
57	42	Harrisville	14	6
67	41	Houghton Lake	20	5
67	43	Ludington	19	6
61	43	Petoskey	16	6
63	42	St James, Beaver Island	17	6
67	43	Traverse City	20	6

Upper Peninsula

Average May temperatures
High °F	Low °F	Place	High °C	Low °C
66	35	Champion Van Riper Park	19	2
59	42	De Tour Village	15	5
60	41	Escanaba	16	5
61	40	Grand Marais	16	4
66	42	Iron Mountain	19	5
63	41	Ironwood	17	5
57	41	Manistique	14	5
59	41	Marquette	15	5
59	39	Munising	15	4
63	41	Sault Ste Marie	17	5
62	36	Tahquamenon Falls Park	17	2
58	38	Whitefish Point	14	3

Average Temperatures for Michigan in May

The Thumb & Southeast Michigan

West & Mid-Michigan

Northern Michigan

Upper Peninsula

Reference

More Michigan Weather Information