New Haven, MI Weather & Growing Conditions
Overnight
54°F
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 54. Northeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Chance Light Rain | 5 mph NE | 26% |
| Saturday | 68°F | Chance Light Rain then Showers And Thunderstorms Likely | 3 to 8 mph ESE | 70% |
| Saturday Night | 55°F | Showers And Thunderstorms Likely | 3 to 8 mph E | 74% |
| Sunday | 67°F | Chance Rain Showers | 5 to 14 mph NNE | 44% |
| Sunday Night | 51°F | Chance Rain Showers then Mostly Cloudy | 7 to 13 mph NE | 30% |
| Monday | 65°F | Mostly Cloudy | 8 to 13 mph NE | 7% |
| Monday Night | 48°F | Mostly Cloudy | 12 mph NE | 11% |
| Tuesday | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 14 mph NE | 16% |
| Tuesday Night | 50°F | Chance Rain Showers | 9 to 13 mph ENE | 49% |
| Wednesday | 63°F | Chance Rain Showers | 13 mph ENE | 51% |
| Wednesday Night | 51°F | Chance Showers And Thunderstorms | 6 to 10 mph ENE | 51% |
| Thursday | 66°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph NE | 22% |
| Thursday Night | 51°F | Mostly Cloudy | 3 to 8 mph NNE | 13% |
| Friday | 68°F | Mostly Sunny | 3 to 9 mph NNE | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Haven, MI
Last spring frost
Apr 30
First fall frost
Oct 24
Growing season
174 days
Hardiness zone
6a
Explore more for New Haven, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Mt Clemens Ang Base, Mi (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.