Lewiston, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lewiston, a community in Oscoda County, Michigan.
Today
65°F
Slight Chance Rain Showers
A slight chance of rain showers after 8am. Mostly cloudy. High near 65, with temperatures falling to around 63 in the afternoon. East wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Lewiston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Slight Chance Rain Showers | 0 to 10 mph E | 24% |
| Tonight | 45°F | Chance Rain Showers | 0 to 5 mph E | 42% |
| Sunday | 65°F | Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 27% |
| Sunday Night | 39°F | Mostly Cloudy | 5 to 10 mph NE | 1% |
| Monday | 57°F | Partly Sunny | 5 to 10 mph NE | 0% |
| Monday Night | 39°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Tuesday | 60°F | Mostly Sunny | 5 to 15 mph NE | 1% |
| Tuesday Night | 40°F | Partly Cloudy | 5 to 10 mph E | 3% |
| Wednesday | 62°F | Mostly Sunny | 5 to 10 mph E | 12% |
| Wednesday Night | 41°F | Partly Cloudy | 0 to 10 mph E | 12% |
| Thursday | 64°F | Partly Sunny | 0 to 10 mph NE | 8% |
| Thursday Night | 42°F | Partly Cloudy | 0 to 5 mph NE | 7% |
| Friday | 68°F | Mostly Sunny | 0 to 5 mph NE | 3% |
| Friday Night | 41°F | Partly Cloudy | 0 to 5 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Lewiston (44.878, -84.304). Updated through the day.
Growing snapshot for Lewiston
Last spring frost
May 19
First fall frost
Oct 2
Growing season
136 days
Hardiness zone
5a
More local growing data for Lewiston: nearby ZIP 49756 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mio Hydro Plt, Mi (12.7 mi from Lewiston). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.