DeWitt, MI Weather & Growing Conditions
Today
69°F
Rain Showers Likely
Rain showers likely. Mostly cloudy. High near 69, with temperatures falling to around 66 in the afternoon. South wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Rain Showers Likely | 13 to 18 mph S | 72% |
| Tonight | 49°F | Chance Rain Showers then Mostly Cloudy | 13 mph SW | 38% |
| Thursday | 57°F | Mostly Cloudy then Chance Rain Showers | 12 to 16 mph SW | 37% |
| Thursday Night | 40°F | Rain Showers Likely | 6 to 10 mph W | 57% |
| Friday | 49°F | Rain Showers Likely | 9 to 13 mph NW | 62% |
| Friday Night | 33°F | Rain Showers Likely | 8 to 12 mph NNW | 62% |
| Saturday | 50°F | Mostly Sunny | 9 mph NW | 7% |
| Saturday Night | 31°F | Partly Cloudy | 6 mph W | 1% |
| Sunday | 55°F | Mostly Sunny | 7 to 14 mph W | 10% |
| Sunday Night | 33°F | Mostly Clear | 5 to 10 mph W | 10% |
| Monday | 59°F | Mostly Sunny | 6 to 12 mph WSW | 2% |
| Monday Night | 38°F | Partly Cloudy | 9 mph WSW | 2% |
| Tuesday | 60°F | Mostly Sunny then Slight Chance Rain Showers | 8 to 13 mph W | 15% |
| Tuesday Night | 34°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 8 mph NW | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for DeWitt, MI
Last spring frost
May 1
First fall frost
Oct 13
Growing season
162 days
Hardiness zone
6a
Explore more for DeWitt, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Lansing Capital City Ap, Mi (5.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.