Weather WorldCornwall Lake, MI 14 Day Weather
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Cornwall Lake, MI Weather Forecast
Cornwall Lake, MI Weather Forecast Dated: 218 PM Thu Sep 17 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Thursday, September 17, 2026
Mid-Morning
56°F 14°C
Scattered Showers
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
61°F 16°C
Cloudy
Pleasant near 70°F 21°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the S to the NNW at 8 mph 14 km/h.
Friday, September 18, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
55°F 13°C
Overcast
Mildly cool near 59°F 15°C, overcast throughout the day, with lower humidity and steady pressure.
Saturday, September 19, 2026
Mid-Morning
45°F 7°C
Rain
Mid-Afternoon
51°F 10°C
Scattered Showers
Early-Evening
51°F 10°C
Drizzle
Chilly near 51°F 10°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds blowing from the SE at 11 mph 17 km/h.
Sunday, September 20, 2026
Mid-Morning
48°F 9°C
Scattered Showers
Mid-Afternoon
60°F 16°C
Overcast
Early-Evening
54°F 13°C
Overcast
Cool with a high near 60°F 16°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds moving from the NE to the ENE at 10 mph 16 km/h. Gusts up to 20 mph 31 km/h.
Monday, September 21, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
47°F 8°C
Light Rain
Early-Evening
46°F 8°C
Scattered Showers
Brisk around 47°F 8°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds swinging from the ENE to the E at 17 mph 27 km/h. Gusts up to 33 mph 52 km/h.
Tuesday, September 22, 2026
Mid-Morning
49°F 9°C
Scattered Showers
Mid-Afternoon
54°F 12°C
Light Fog
Early-Evening
57°F 14°C
Fog
Cool and brisk at 54°F 12°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds shifting from the ESE to the SSE at 4 mph 6 km/h.
Wednesday, September 23, 2026
Mid-Morning
53°F 12°C
Scattered Showers
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
61°F 16°C
Scattered Showers
Comfortable at 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds increasing from the WSW at 8 mph 13 km/h to SW at 16 mph 26 km/h. Gusts up to 36 mph 58 km/h.
Thursday, September 24, 2026
Mid-Morning
48°F 9°C
Scattered Showers
Mid-Afternoon
46°F 8°C
Light Showers
Early-Evening
45°F 7°C
Light Showers
Crisp with a high near 46°F 8°C, scattered downpours possible, with increasing humidity and barometric pressure rising. Winds switching from the WSW to the NW at 16 mph 25 km/h. Gusts up to 28 mph 44 km/h.
Friday, September 25, 2026
Mid-Morning
46°F 8°C
Rain Showers
Mid-Afternoon
49°F 9°C
Scattered Showers
Early-Evening
46°F 8°C
Sunny
Brisk around 49°F 9°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds moving from the WNW to the NW at 12 mph 19 km/h. Gusts up to 21 mph 34 km/h.
Saturday, September 26, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
56°F 13°C
Sunny
Mildly cool near 58°F 15°C, sunny throughout the day, with lower humidity and steady pressure. Winds W at 12 mph 20 km/h. Gusts up to 20 mph 32 km/h.
Sunday, September 27, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
67°F 19°C
Scattered Showers
Early-Evening
63°F 17°C
Scattered Showers
Comfortable at 67°F 19°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds shifting from the SW to the SSW at 13 mph 22 km/h. Gusts up to 32 mph 52 km/h.
Monday, September 28, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
67°F 19°C
Overcast
Comfortable with temperatures reaching 71°F 22°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds turning from the SSW to the WSW at 12 mph 19 km/h. Gusts up to 27 mph 43 km/h.
Tuesday, September 29, 2026
Mid-Morning
62°F 16°C
Overcast
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
54°F 12°C
Overcast
Refreshing around 67°F 20°C, partly cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds increasing from the NW at 4 mph 6 km/h to ESE at 13 mph 21 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 30, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
54°F 12°C
Overcast
Early-Evening
51°F 11°C
Overcast
Cool and brisk at 54°F 12°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the N to the SW at 7 mph 11 km/h.
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