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Michigan weather in September

Planning a getaway to Michigan this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Michigan in September?

Michigan is a region in the United States of America. September in Michigan generally has temperatures that range from pleasant to warm, with precipitation levels ranging from moderate to high.

The average highest temperatures fluctuate between pleasant in Ironwood at 20°C to warm in Dearborn at 24°C. Nighttime temperatures generally drop to 13°C in Dearborn and 8°C in Ironwood.

In September, precipitation varies across different areas. From moderate rainfall in Birch Run with an average of 66 mm to high rainfall in Bellaire with 114 mm.

For specific regional insights in Michigan for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Michigan climate page.

Where to go in Michigan in September

Find the average weather conditions in September for the most popular destinations in Michigan on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Michigan

What is the weather like in September for the 5 most popular destinations in Michigan?

Average weather in Mackinaw City

In September Mackinaw City generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are pleasant that month.

Mackinaw City
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
14°C 
83 mm 
12 days 
20°C 
10°C 
106 mm 
13 days 
October   >> October
>>  
13°C 
4°C 
121 mm 
17 days 
poor 
Climate in Mackinaw City

Average weather in Detroit

In September Detroit generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 14°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Detroit
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
28°C 
18°C 
286 hours 
104 mm 
12 days 
24°C 
14°C 
232 hours 
96 mm 
11 days 
October   >> October
>>  
17°C 
7°C 
177 hours 
67 mm 
14 days 
Climate in Detroit

Average weather in Benton Harbor

In September Benton Harbor generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Benton Harbor
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
27°C 
17°C 
298 hours 
126 mm 
11 days 
24°C 
13°C 
245 hours 
87 mm 
10 days 
October   >> October
>>  
17°C 
7°C 
215 hours 
120 mm 
15 days 
Climate in Benton Harbor

Average weather in South Haven

In September South Haven generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

South Haven
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
26°C 
17°C 
298 hours 
114 mm 
11 days 
23°C 
13°C 
245 hours 
87 mm 
10 days 
October   >> October
>>  
16°C 
7°C 
215 hours 
109 mm 
14 days 
Climate in South Haven

Average weather in Stevensville

In September Stevensville generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 13°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Stevensville
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
27°C 
17°C 
298 hours 
114 mm 
11 days 
24°C 
13°C 
245 hours 
80 mm 
11 days 
October   >> October
>>  
16°C 
7°C 
215 hours 
108 mm 
15 days 
Climate in Stevensville

Is your destination not in the list? Have a look at other destinations in Michigan, in the United States of America.

Is September the best time to visit Michigan?

Given the typically pleasant weather conditions in Mackinaw City, September might be a good time to visit Michigan.

Generally speaking, the best visiting conditions can be found in June, July and August offering mostly perfect weather in Mackinaw City. In contrast, January, February, March, April, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Michigan. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.