Ypsilanti, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ypsilanti, a city in Washtenaw County, Michigan.
This Afternoon
74°F
Mostly Cloudy
Mostly cloudy, with a high near 74. Northeast wind around 8 mph.
7-day forecast for Ypsilanti
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Mostly Cloudy | 8 mph NE | 0% |
| Tonight | 56°F | Mostly Cloudy | 6 to 9 mph NE | 14% |
| Saturday | 68°F | Rain Showers | 5 to 9 mph ESE | 87% |
| Saturday Night | 58°F | Showers And Thunderstorms | 5 to 9 mph ESE | 81% |
| Sunday | 68°F | Showers And Thunderstorms Likely | 7 to 13 mph N | 61% |
| Sunday Night | 52°F | Chance Rain Showers then Mostly Cloudy | 13 mph NE | 47% |
| Monday | 64°F | Slight Chance Rain Showers | 12 to 15 mph NE | 20% |
| Monday Night | 49°F | Mostly Cloudy | 15 mph NE | 12% |
| Tuesday | 63°F | Mostly Cloudy then Slight Chance Rain Showers | 16 mph NE | 16% |
| Tuesday Night | 51°F | Chance Rain Showers | 15 mph NE | 47% |
| Wednesday | 63°F | Chance Rain Showers | 15 mph ENE | 47% |
| Wednesday Night | 52°F | Chance Rain Showers | 8 to 12 mph NE | 46% |
| Thursday | 65°F | Partly Sunny | 10 mph NNE | 11% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 9 mph NNE | 10% |
Forecast source: National Weather Service (api.weather.gov) for Ypsilanti (42.244, -83.621). Updated through the day.
Growing snapshot for Ypsilanti
Last spring frost
Apr 24
First fall frost
Oct 24
Growing season
179 days
Hardiness zone
6a
More local growing data for Ypsilanti: nearby ZIP 48198 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Detroit Willow Run Ap, Mi (4 mi from Ypsilanti). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.