DeWitt, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for DeWitt, a city in Clinton County, Michigan.
Today
86°F
Sunny
Sunny, with a high near 86. South southwest wind 5 to 8 mph.
7-day forecast for DeWitt
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 5 to 8 mph SSW | 0% |
| Tonight | 61°F | Mostly Clear | 5 to 8 mph SSW | 0% |
| Wednesday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph SW | 40% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 2 to 9 mph W | 81% |
| Thursday | 80°F | Showers And Thunderstorms | 2 to 6 mph WSW | 81% |
| Thursday Night | 60°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 1 to 5 mph SSE | 43% |
| Friday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 16% |
| Friday Night | 61°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 3 mph SW | 16% |
| Saturday | 86°F | Sunny | 3 to 12 mph SW | 5% |
| Saturday Night | 65°F | Mostly Clear then Chance Rain Showers | 5 to 12 mph SW | 27% |
| Sunday | 88°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 7 to 15 mph SW | 27% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 8 to 14 mph WSW | 47% |
| Monday | 85°F | Chance Rain Showers | 9 mph W | 47% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 6 to 9 mph WSW | 49% |
Forecast source: National Weather Service (api.weather.gov) for DeWitt (42.839, -84.584). Updated through the day.
Growing snapshot for DeWitt
Last spring frost
May 1
First fall frost
Oct 13
Growing season
162 days
Hardiness zone
6a
More local growing data for DeWitt: nearby ZIP 48820 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lansing Capital City Ap, Mi (5.8 mi from DeWitt). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.