Ypsilanti, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ypsilanti, a city in Washtenaw County, Michigan.
Today
85°F
Sunny
Sunny, with a high near 85. South southwest wind 2 to 8 mph.
7-day forecast for Ypsilanti
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 2 to 8 mph SSW | 0% |
| Tonight | 59°F | Mostly Clear | 1 to 8 mph SSW | 0% |
| Wednesday | 88°F | Sunny | 1 to 7 mph SW | 1% |
| Wednesday Night | 65°F | Partly Cloudy then Chance Showers And Thunderstorms | 2 to 7 mph WSW | 39% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 3 to 8 mph WSW | 71% |
| Thursday Night | 64°F | Showers And Thunderstorms Likely | 1 to 6 mph WSW | 71% |
| Friday | 85°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 41% |
| Friday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 to 6 mph SW | 41% |
| Saturday | 88°F | Mostly Sunny | 3 to 9 mph SW | 9% |
| Saturday Night | 66°F | Mostly Clear then Chance Rain Showers | 3 to 9 mph SW | 26% |
| Sunday | 90°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 3 to 15 mph SW | 26% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 8 to 15 mph SW | 43% |
| Monday | 88°F | Chance Rain Showers | 7 to 10 mph WSW | 43% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 7 to 10 mph WSW | 49% |
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 Aug 4, 2026.