Hart, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hart, a city in Oceana County, Michigan.
Tonight
61°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy. Low around 61, with temperatures rising to around 63 overnight. South southeast wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Hart
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 61°F | Chance Rain Showers | 14 mph SSE | 28% |
| Wednesday | 66°F | Rain Showers | 16 mph S | 94% |
| Wednesday Night | 46°F | Cloudy then Chance Rain Showers | 15 mph SW | 35% |
| Thursday | 54°F | Rain Showers | 12 to 15 mph WSW | 88% |
| Thursday Night | 37°F | Rain Showers | 14 mph NNW | 87% |
| Friday | 49°F | Rain Showers Likely | 15 mph N | 55% |
| Friday Night | 33°F | Chance Rain Showers then Mostly Cloudy | 5 to 13 mph N | 43% |
| Saturday | 51°F | Mostly Sunny | 6 to 9 mph NNW | 5% |
| Saturday Night | 35°F | Partly Cloudy | 6 mph WNW | 5% |
| Sunday | 53°F | Slight Chance Rain Showers | 6 to 12 mph W | 19% |
| Sunday Night | 37°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 8 mph WNW | 19% |
| Monday | 56°F | Mostly Sunny | 5 to 13 mph WSW | 5% |
| Monday Night | 41°F | Partly Cloudy | 10 mph W | 5% |
| Tuesday | 56°F | Mostly Sunny | 8 to 12 mph WNW | 6% |
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.