St. Clair Shores, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for St. Clair Shores, a city in Macomb County, Michigan.
This Afternoon
72°F
Mostly Cloudy
Mostly cloudy. High near 72, with temperatures falling to around 70 in the afternoon. Northeast wind around 12 mph, with gusts as high as 18 mph.
7-day forecast for St. Clair Shores
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Cloudy | 12 mph NE | 0% |
| Tonight | 57°F | Mostly Cloudy | 6 to 13 mph NE | 13% |
| Saturday | 69°F | Rain Showers | 6 to 10 mph ESE | 78% |
| Saturday Night | 58°F | Chance Showers And Thunderstorms | 7 to 10 mph E | 83% |
| Sunday | 68°F | Rain Showers Likely | 8 to 14 mph NNE | 55% |
| Sunday Night | 54°F | Chance Rain Showers then Mostly Cloudy | 14 mph NE | 46% |
| Monday | 65°F | Mostly Cloudy | 14 mph NE | 14% |
| Monday Night | 52°F | Mostly Cloudy | 14 to 17 mph NE | 12% |
| Tuesday | 64°F | Slight Chance Rain Showers | 16 mph NE | 20% |
| Tuesday Night | 54°F | Chance Rain Showers | 14 to 17 mph NE | 51% |
| Wednesday | 64°F | Chance Rain Showers | 15 mph ENE | 51% |
| Wednesday Night | 55°F | Chance Showers And Thunderstorms | 9 to 13 mph ENE | 51% |
| Thursday | 66°F | Slight Chance Showers And Thunderstorms | 10 mph NE | 21% |
| Thursday Night | 54°F | Mostly Cloudy | 6 to 9 mph NNE | 11% |
Forecast source: National Weather Service (api.weather.gov) for St. Clair Shores (42.493, -82.891). Updated through the day.
Growing snapshot for St. Clair Shores
Last spring frost
Apr 29
First fall frost
Oct 22
Growing season
176 days
Hardiness zone
6b
More local growing data for St. Clair Shores: nearby ZIP 48081 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Armada
Center Line
Eastpointe
Fraser
Memphis
Mount Clemens
New Baltimore
New Haven
Richmond
Romeo
Roseville
Sterling Heights
Utica
Village of Grosse Pointe Shores
Warren
Climate data from the nearest NOAA station, Grosse Pointe Farms, Mi (6 mi from St. Clair Shores). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.