Michigan City, ND Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Michigan City, a city in Nelson County, North Dakota.
Today
67°F
Mostly Cloudy
Mostly cloudy. High near 67, with temperatures falling to around 64 in the afternoon. North northeast wind 6 to 18 mph, with gusts as high as 29 mph.
7-day forecast for Michigan City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Mostly Cloudy | 6 to 18 mph NNE | 10% |
| Tonight | 45°F | Mostly Cloudy | 13 to 18 mph NE | 1% |
| Sunday | 63°F | Mostly Cloudy | 14 mph NE | 0% |
| Sunday Night | 42°F | Mostly Cloudy | 5 to 10 mph E | 0% |
| Monday | 67°F | Sunny | 5 to 12 mph SE | 0% |
| Monday Night | 42°F | Mostly Clear | 9 mph SSE | 0% |
| Tuesday | 67°F | Sunny | 9 to 23 mph SSE | 0% |
| Tuesday Night | 47°F | Partly Cloudy | 18 mph SSE | 3% |
| Wednesday | 68°F | Mostly Sunny | 18 to 24 mph SSE | 9% |
| Wednesday Night | 50°F | Mostly Cloudy | 13 to 18 mph SSE | 14% |
| Thursday | 71°F | Mostly Sunny | 13 to 20 mph SSE | 14% |
| Thursday Night | 52°F | Partly Cloudy | 15 mph S | 12% |
| Friday | 72°F | Mostly Sunny | 13 to 24 mph S | 10% |
| Friday Night | 54°F | Mostly Cloudy then Slight Chance Rain Showers | 20 mph SSE | 17% |
Forecast source: National Weather Service (api.weather.gov) for Michigan City (48.024, -98.120). Updated through the day.
Growing snapshot for Michigan City
Last spring frost
May 11
First fall frost
Sep 28
Growing season
138 days
Hardiness zone
4a
More local growing data for Michigan City: nearby ZIP 58259 weather · frost dates · planting calendar · North Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Petersburg 2 N, Nd (5.2 mi from Michigan City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.