Pearl Beach, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Pearl Beach, a community in St. Clair County, Michigan.
Tonight
60°F
Mostly Cloudy
Mostly cloudy, with a low around 60. South southeast wind around 9 mph, with gusts as high as 23 mph.
7-day forecast for Pearl Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Mostly Cloudy | 9 mph SSE | 2% |
| Wednesday | 67°F | Light Rain | 9 to 16 mph S | 98% |
| Wednesday Night | 52°F | Light Rain then Mostly Cloudy | 7 to 16 mph SSW | 84% |
| Thursday | 62°F | Mostly Cloudy | 9 to 14 mph SW | 13% |
| Thursday Night | 47°F | Chance Light Rain | 3 to 8 mph W | 26% |
| Friday | 57°F | Chance Light Rain | 3 to 9 mph NW | 45% |
| Friday Night | 39°F | Chance Light Rain | 8 mph NW | 45% |
| Saturday | 53°F | Slight Chance Light Rain | 9 mph NW | 21% |
| Saturday Night | 35°F | Partly Cloudy | 6 mph W | 7% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph W | 13% |
| Sunday Night | 36°F | Partly Cloudy | 8 mph WNW | 13% |
| Monday | 57°F | Mostly Sunny | 6 to 10 mph W | 11% |
| Monday Night | 39°F | Partly Cloudy | 9 mph WSW | 11% |
| Tuesday | 60°F | Mostly Sunny | 10 mph W | 5% |
Forecast source: National Weather Service (api.weather.gov) for Pearl Beach (42.632, -82.586). Updated through the day.
Growing snapshot for Pearl Beach
Last spring frost
May 3
First fall frost
Oct 18
Growing season
167 days
Hardiness zone
6b
More local growing data for Pearl Beach: nearby ZIP 48001 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Algonac Wwtp, Mi (2.5 mi from Pearl Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.