Imlay City, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Imlay City, a city in Lapeer County, Michigan.
Tonight
51°F
Chance Light Rain
A chance of rain. Mostly cloudy. Low around 51, with temperatures rising to around 54 overnight. Northeast wind 2 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Imlay City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Chance Light Rain | 2 to 8 mph NE | 35% |
| Saturday | 66°F | Rain Showers | 2 to 7 mph ESE | 75% |
| Saturday Night | 53°F | Showers And Thunderstorms | 3 to 7 mph E | 77% |
| Sunday | 66°F | Chance Rain Showers | 5 to 12 mph NNE | 40% |
| Sunday Night | 49°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 25% |
| Monday | 63°F | Mostly Cloudy | 7 to 12 mph NE | 5% |
| Monday Night | 46°F | Mostly Cloudy | 6 to 10 mph NE | 7% |
| Tuesday | 62°F | Partly Sunny | 8 to 13 mph ENE | 12% |
| Tuesday Night | 48°F | Chance Rain Showers | 7 to 10 mph ENE | 46% |
| Wednesday | 63°F | Chance Rain Showers | 10 mph ENE | 46% |
| Wednesday Night | 49°F | Chance Rain Showers | 3 to 8 mph ENE | 46% |
| Thursday | 66°F | Slight Chance Rain Showers | 5 to 8 mph NE | 17% |
| Thursday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 7 mph NNE | 15% |
| Friday | 69°F | Partly Sunny | 2 to 8 mph NNE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Imlay City (43.017, -83.077). Updated through the day.
Growing snapshot for Imlay City
Last spring frost
May 4
First fall frost
Oct 14
Growing season
160 days
Hardiness zone
6a
More local growing data for Imlay City: nearby ZIP 48444 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lapeer Wwtp, Mi (13.2 mi from Imlay City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.