Capac, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Capac, a village in St. Clair County, Michigan.
Tonight
60°F
Mostly Cloudy
Mostly cloudy, with a low around 60. South wind around 9 mph, with gusts as high as 22 mph.
7-day forecast for Capac
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Mostly Cloudy | 9 mph S | 2% |
| Wednesday | 68°F | Light Rain | 9 to 15 mph S | 84% |
| Wednesday Night | 50°F | Chance Light Rain then Mostly Cloudy | 6 to 15 mph SSW | 52% |
| Thursday | 61°F | Mostly Cloudy then Slight Chance Light Rain | 7 to 14 mph SW | 20% |
| Thursday Night | 45°F | Chance Light Rain | 2 to 7 mph W | 32% |
| Friday | 55°F | Chance Light Rain | 3 to 9 mph NW | 53% |
| Friday Night | 37°F | Chance Light Rain | 6 to 9 mph NW | 53% |
| Saturday | 52°F | Chance Light Rain then Partly Sunny | 9 mph NW | 25% |
| Saturday Night | 31°F | Partly Cloudy | 5 mph W | 6% |
| Sunday | 56°F | Mostly Sunny | 3 to 10 mph W | 13% |
| Sunday Night | 32°F | Partly Cloudy | 5 to 8 mph WNW | 13% |
| Monday | 57°F | Mostly Sunny | 6 to 10 mph W | 12% |
| Monday Night | 36°F | Partly Cloudy | 8 mph WSW | 9% |
| Tuesday | 59°F | Mostly Sunny | 8 to 13 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov) for Capac (43.004, -82.922). Updated through the day.
Growing snapshot for Capac
Last spring frost
May 12
First fall frost
Oct 5
Growing season
147 days
Hardiness zone
6a
More local growing data for Capac: nearby ZIP 48014 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Yale 1 Nnw, Mi (10.5 mi from Capac). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.