Hartford, MI Weather & Growing Conditions
Overnight
62°F
Chance Rain Showers
A chance of rain showers after 4am. Mostly cloudy. Low around 62, with temperatures rising to around 64 overnight. South southeast wind 12 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Chance Rain Showers | 12 to 15 mph SSE | 33% |
| Wednesday | 69°F | Rain Showers Likely | 12 to 15 mph SSW | 73% |
| Wednesday Night | 47°F | Cloudy | 12 mph SW | 14% |
| Thursday | 57°F | Chance Rain Showers | 10 to 14 mph SW | 51% |
| Thursday Night | 41°F | Rain Showers Likely | 6 to 9 mph WNW | 65% |
| Friday | 52°F | Rain Showers Likely | 8 to 12 mph NNW | 55% |
| Friday Night | 34°F | Chance Rain Showers | 3 to 9 mph N | 48% |
| Saturday | 51°F | Partly Sunny | 3 to 8 mph NNW | 11% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph WNW | 2% |
| Sunday | 54°F | Mostly Sunny then Slight Chance Rain Showers | 3 to 12 mph W | 15% |
| Sunday Night | 36°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 7 mph W | 15% |
| Monday | 58°F | Mostly Sunny | 3 to 9 mph WSW | 7% |
| Monday Night | 40°F | Partly Cloudy | 7 mph WSW | 2% |
| Tuesday | 59°F | Mostly Sunny | 6 to 9 mph W | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartford, MI
Last spring frost
Apr 22
First fall frost
Oct 30
Growing season
189 days
Hardiness zone
6a
Explore more for Hartford, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Eau Claire 4 Ne, Mi (12.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.