Dowagiac, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dowagiac, a city in Cass County, Michigan.
Tonight
56°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of rain showers between 2am and 5am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 56. East wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Dowagiac
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 to 10 mph E | 46% |
| Saturday | 74°F | Showers And Thunderstorms | 5 to 10 mph SE | 95% |
| Saturday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph S | 87% |
| Sunday | 71°F | Rain Showers | 5 to 15 mph NE | 81% |
| Sunday Night | 50°F | Chance Rain Showers | 10 to 15 mph NE | 52% |
| Monday | 66°F | Chance Rain Showers | 10 to 15 mph NE | 41% |
| Monday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 30% |
| Tuesday | 65°F | Partly Sunny then Chance Rain Showers | 10 to 15 mph NE | 25% |
| Tuesday Night | 48°F | Chance Rain Showers | 5 to 15 mph NE | 25% |
| Wednesday | 66°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 17% |
| Wednesday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 10% |
| Thursday | 69°F | Partly Sunny | 5 to 10 mph N | 5% |
| Thursday Night | 50°F | Mostly Cloudy | 0 to 10 mph NE | 4% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Dowagiac (41.983, -86.113). Updated through the day.
Growing snapshot for Dowagiac
Last spring frost
May 4
First fall frost
Oct 11
Growing season
158 days
Hardiness zone
6a
More local growing data for Dowagiac: nearby ZIP 49047 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dowagiac 1 W, Mi (1.4 mi from Dowagiac). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.