September weather forecast
Michigan, USA

September in Michigan acts as a bridge between summer's warmth and autumn's crispness. The month witnesses a noticeable drop in temperatures, with daily averages oscillating between 60°F (15.6°C) to 70°F (21.1°C). This cooling trend becomes more pronounced in the Upper Peninsula and areas bordering Lake Superior, signaling the imminent arrival of fall.

The Great Lakes, having played a pivotal role throughout the warmer months, now begin to mirror the cooler air temperatures. The resultant lake breezes, while still refreshing, carry with them a briskness that wasn't present during the peak of summer. These breezes can be particularly invigorating along the shores and a few miles inland, reminding residents of the seasonal shift.

Rainfall in September tends to be intermittent, with sporadic showers gracing the state. The thunderstorm activity that marked the summer months dwindles, making way for more prolonged, gentler rain episodes. The humidity, which was a defining feature in the past few months, begins its descent, leading to clearer and fresher atmospheres.

Michigan's landscapes undergo a transformative period in September. Cities like Vanderbilt display early autumnal hues, with foliage beginning its vibrant shift from lush greens to fiery reds, oranges, and yellows. The southeastern region of the Lower Peninsula, already a visual treat, becomes an artist's palette, displaying a spectrum of fall colors that attract admirers from near and far.

Transitioning from September to October, Michigan fully embraces the heart of the fall season. The mild conditions of September give way to the cooler, more variable climate of October, with its promise of even more vivid landscapes and preparations for the approaching winter.

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• Detroit - September »
  In Detroit, during September, the rain falls for 13.1 days and regularly aggregates up to 1.73" (44mm) of precipitation. On the last day of September, in Detroit, sunrise is at 7:28 am and sunset at 7:14 pm EDT.
• Grand Rapids - September »
  With September's onset, the weather in Grand Rapids reveals a slight temperature decrease, transitioning from a moderately hot 78.6°F (25.9°C) in August to an agreeable 72°F (22.2°C). In Grand Rapids, in September, during 6.6 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.
• Warren - September »
  In Warren, Michigan, snow does not fall in June through September. In Warren, snow does not fall in June through September.
• Sterling Heights - September »
  On the last day of September, in Sterling Heights sunrise is at 7:28 am and sunset at 7:14 pm EDT. In Sterling Heights snow does not fall in June through September.
• Lansing - September »
  In Lansing in September, during 11.8 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Lansing, snow does not fall in June through September.
• Ann Arbor - September »
  In Ann Arbor, in September, during 13.4 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. September signifies a gentle decline in Ann Arbor's average high-temperature, easing from a warm 78.3°F (25.7°C) in August to an agreeable 72.5°F (22.5°C).
• Flint - September »
  In Flint during September, the rain falls for 11.3 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Flint snow does not fall in May through September.
• Dearborn - September »
  On the first day of September in Dearborn sunrise is at 6:58 am and sunset at 8:06 pm. September brings a visible change in weather in Dearborn, Michigan, as temperatures start to drop, paving the way for the autumn season.
• Livonia - September »
  In Livonia, during September, the rain falls for 13.3 days and regularly aggregates up to 1.93" (49mm) of precipitation. In Livonia snow does not fall in June through September.
• Canton - September »
  In Canton during September, the rain falls for 13 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Canton snow does not fall in June through September.
• Westland - September »
  In Westland in September, it is raining for 13 days, with typically 1.38" (35mm) of accumulated precipitation. In Westland, Michigan, snow does not fall in June through September.
• Troy - September »
  September in Troy signifies the transition from hot summer days to cooler autumn nights. In Troy, in September, during 12.6 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.