Hart, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hart, a city in Oceana County, Michigan.
This Afternoon
69°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. High near 69, with temperatures falling to around 67 in the afternoon. South wind around 15 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
7-day forecast for Hart
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Chance Rain Showers | 15 mph S | 27% |
| Tonight | 61°F | Chance Rain Showers | 14 mph SSE | 28% |
| Wednesday | 66°F | Rain Showers | 13 to 16 mph S | 94% |
| Wednesday Night | 48°F | Cloudy then Chance Rain Showers | 15 mph SSW | 35% |
| Thursday | 54°F | Rain Showers | 10 to 15 mph WSW | 90% |
| Thursday Night | 40°F | Rain Showers | 6 to 13 mph NW | 90% |
| Friday | 51°F | Chance Rain Showers | 14 mph NNE | 40% |
| Friday Night | 35°F | Chance Rain Showers then Mostly Cloudy | 5 to 10 mph N | 37% |
| Saturday | 51°F | Partly Sunny | 3 to 10 mph NW | 8% |
| Saturday Night | 36°F | Partly Cloudy | 6 mph W | 11% |
| Sunday | 54°F | Slight Chance Rain Showers | 5 to 10 mph WNW | 22% |
| Sunday Night | 39°F | Slight Chance Rain Showers | 6 to 9 mph NW | 22% |
| Monday | 56°F | Mostly Sunny | 6 to 14 mph W | 11% |
| Monday Night | 42°F | Partly Cloudy | 8 to 12 mph WSW | 8% |
Forecast source: National Weather Service (api.weather.gov) for Hart (43.697, -86.367). Updated through the day.
Growing snapshot for Hart
Last spring frost
May 12
First fall frost
Oct 10
Growing season
151 days
Hardiness zone
6a
More local growing data for Hart: nearby ZIP 49455 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hart 3 Wsw, Mi (5 mi from Hart). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.