Hartland, MI Weather & Growing Conditions
Today
64°F
Rain Showers
Rain showers before 2pm, then showers and thunderstorms likely between 2pm and 4pm, then patchy fog and a chance of showers and thunderstorms. Cloudy, with a high near 64. East southeast wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Rain Showers | 6 to 9 mph ESE | 78% |
| Tonight | 58°F | Patchy Fog | 5 to 8 mph ESE | 91% |
| Sunday | 67°F | Chance Rain Showers | 6 to 13 mph NE | 47% |
| Sunday Night | 51°F | Mostly Cloudy | 12 mph NE | 1% |
| Monday | 61°F | Mostly Cloudy | 13 mph NE | 2% |
| Monday Night | 47°F | Mostly Cloudy | 9 to 13 mph NE | 4% |
| Tuesday | 61°F | Partly Sunny | 12 to 15 mph NE | 9% |
| Tuesday Night | 50°F | Chance Rain Showers | 14 mph ENE | 42% |
| Wednesday | 60°F | Chance Rain Showers | 12 to 15 mph ENE | 50% |
| Wednesday Night | 50°F | Chance Rain Showers | 8 to 12 mph ENE | 47% |
| Thursday | 63°F | Slight Chance Rain Showers then Partly Sunny | 10 mph ENE | 16% |
| Thursday Night | 50°F | Mostly Cloudy | 5 to 8 mph NE | 14% |
| Friday | 68°F | Mostly Sunny | 6 to 9 mph NNE | 8% |
| Friday Night | 49°F | Mostly Clear | 5 to 8 mph NE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartland, MI
Last spring frost
May 6
First fall frost
Oct 12
Growing season
157 days
Hardiness zone
6a
Explore more for Hartland, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Milford Gm Proving Ground, Mi (4.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.