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Capac, MI Weather Tomorrow

Before heading out, check tomorrow's Capac weather and the extended 5 day forecast featuring precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill across the Capac area and around St. Clair county, Michigan.
Updated: Thu Oct 15th 2026 10:30 AM EDT
Capac, MI Weather – 10-15 – Overcast
64° / 48°
Overcast
Daytime highs will reach 64°F with lows dropping to 48°F in Capac, where it will be overcast. The chance of rain is 82% with an estimated 0.38in. Wind will be moderate, blowing around 12mph on average and gusts of 20.4mph at 9 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 97% at 11 PM and 51% being its lowest at 2 PM. Barometric pressure is its highest of 30.21inHg at 11 AM, a lowest point of 29.78inHg at 11 PM with an avg 30inHg.
Capac, MI Weather – 10-16 – Scattered Showers
67° / 43°

Weather Tomorrow

Scattered Showers
Scattered showers are in the forecast for Capac, with a high of 67°F and a low of 43°F. The chance of rain is 79% with an estimated 0.13in. Winds will be strong at speeds peaking at 24mph and gusts of 40mph at 5 AM. High humidity with average of 81% is anticipated, the maximum being 98% at 2 AM and 71% being its lowest at 7 PM. Barometric pressure is its highest of 30.18inHg at 11 PM, a lowest point of 29.58inHg at 3 AM with an avg 29.81inHg.
Capac, MI Weather – 10-17 – Sunny
51° / 35°
Sunny
Capac is set for a sunny day with temperatures peaking at 51°F and dipping to 35°F. There's a very small chance of rainfall, only about 3% with an estimated 0in. Wind will be moderate, blowing around 20mph on average and gusts of 31.3mph at 5 AM. Humidity levels should be comfortable, sitting around 52% on average, the maximum being 79% at 1 AM and 28% being its lowest at 4 PM. Barometric pressure is its highest of 30.49inHg at 11 AM, a lowest point of 30.22inHg at 12 AM with an avg 30.4inHg.
Capac, MI Weather – 10-18 – Sunny
62° / 38°
Sunny
It will be sunny in Capac, with a high of 62°F and a low of 38°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 17mph on average and gusts of 30.2mph at 9 AM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 53% at 3 AM and 25% being its lowest at 3 PM. Barometric pressure is its highest of 30.47inHg at 6 AM, a lowest point of 30.33inHg at 5 PM with an avg 30.41inHg.
Capac, MI Weather – 10-19 – Sunny
67° / 43°
Sunny
In Capac, bright and sunny conditions with highs near 67°F and lows around 43°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 14mph on average and gusts of 23.7mph at 12 AM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 68% at 5 AM and 30% being its lowest at 4 PM. Barometric pressure is its highest of 30.4inHg at 11 PM, a lowest point of 30.33inHg at 5 PM with an avg 30.37inHg.
Capac, MI Weather – 10-20 – Overcast
63° / 48°
Overcast
Capac is set for overcast with temperatures peaking at 63°F and dipping to 48°F. There might be light rainfall having a 14% chance. Winds will be light at 8mph and gusts of 11.4mph at 12 AM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 89% at 11 PM and 43% being its lowest at 2 PM. Barometric pressure is its highest of 30.45inHg at 11 AM, a lowest point of 30.38inHg at 5 PM with an avg 30.41inHg.

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