Weather WorldSt. Peter, MI 14 Day Weather
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St. Peter, MI Weather Forecast
St. Peter, MI Weather Forecast Dated: 610 PM Mon Sep 14 2026
Expect a mild stretch with more clouds than sun and occasional showers over the coming period. generally humid conditions and a stable pattern will dominate.
Monday, September 14, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
69°F 20°C
Partly Cloudy
Early-Evening
67°F 20°C
Overcast
Pleasant near 69°F 20°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds turning from the ENE to the SE at 8 mph 13 km/h.
Tuesday, September 15, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
73°F 23°C
Light Showers
Early-Evening
72°F 23°C
Light Showers
Comfortable with temperatures reaching 73°F 23°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds switching from the S to the WSW at 9 mph 14 km/h.
Wednesday, September 16, 2026
Mid-Morning
56°F 13°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
63°F 18°C
Overcast
Comfortable at 66°F 19°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the NE to the ENE at 9 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
76°F 25°C
Overcast
Early-Evening
74°F 23°C
Overcast
Mild temperatures up to 76°F 25°C, overcast throughout the day, with steady humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
64°F 18°C
Overcast
Mild with a high of 75°F 24°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds out of the E at 9 mph 14 km/h. Gusts up to 24 mph 38 km/h.
Saturday, September 19, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
83°F 28°C
Overcast
Early-Evening
80°F 27°C
Overcast
Warm and summery near 83°F 28°C, morning showers, giving way to clearing skies, with steady humidity and barometric pressure falling. Winds shifting from the SSE to the WSW at 12 mph 19 km/h. Gusts up to 26 mph 41 km/h.
Sunday, September 20, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
58°F 15°C
Scattered Showers
Early-Evening
58°F 14°C
Overcast
Comfortable at 58°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the NE to the ENE at 12 mph 19 km/h. Gusts up to 25 mph 40 km/h.
Monday, September 21, 2026
Mid-Morning
55°F 13°C
Scattered Showers
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
56°F 13°C
Scattered Showers
Crisp with a high near 55°F 13°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the E to the ENE at 15 mph 24 km/h. Gusts up to 28 mph 45 km/h.
Tuesday, September 22, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
58°F 15°C
Overcast
Brisk around 55°F 13°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds blowing from the ENE at 10 mph 15 km/h.
Wednesday, September 23, 2026
Mid-Morning
58°F 14°C
Cloudy
Mid-Afternoon
70°F 21°C
Partly Cloudy
Early-Evening
64°F 18°C
Overcast
Mild with a high of 70°F 21°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds swinging from the NE to the E at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 16°C
Scattered Showers
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
63°F 17°C
Sunny
Pleasant near 72°F 22°C, scattered downpours possible, with lower humidity and steady pressure. Winds shifting from the SW to the NW at 10 mph 17 km/h.
Friday, September 25, 2026
Mid-Morning
53°F 12°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
64°F 17°C
Sunny
Comfortable with temperatures reaching 68°F 20°C, sunny throughout the day, with lower humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
69°F 21°C
Partly Cloudy
Early-Evening
65°F 18°C
Partly Cloudy
Enjoyable around 69°F 21°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
68°F 20°C
Overcast
Mild temperatures up to 71°F 22°C, overcast throughout the day, with lower humidity and steady pressure.
St. Peter, MI Weather Radar Map
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