Saint Louis, in Michigan, United States, is home to roughly 7,500 people in the Eastern Time Zone at 43.4°N latitude.
In 2025, Saint Louis recorded an average annual temperature of 48°F. The hottest temperatures reached 95°F in July; the coolest were -6°F in January. Total precipitation for the year was 25 inches, with the wettest month being June. Snowfall for the year totaled approximately 12 inches.
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