Lewiston, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lewiston, a community in Oscoda County, Michigan.
Today
86°F
Sunny
Sunny. High near 86, with temperatures falling to around 84 in the afternoon. Southwest wind around 10 mph.
7-day forecast for Lewiston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 10 mph SW | 0% |
| Tonight | 61°F | Mostly Cloudy then Showers And Thunderstorms Likely | 5 to 10 mph SW | 58% |
| Wednesday | 76°F | Showers And Thunderstorms Likely | 5 mph W | 60% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 41% |
| Thursday | 79°F | Chance Rain Showers then Partly Sunny | 0 to 5 mph NE | 41% |
| Thursday Night | 55°F | Mostly Clear | 0 to 5 mph S | 10% |
| Friday | 84°F | Sunny | 0 to 5 mph SW | 4% |
| Friday Night | 59°F | Mostly Clear | 5 mph SW | 4% |
| Saturday | 84°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 18% |
| Saturday Night | 61°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 10 mph SW | 39% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 44% |
| Sunday Night | 58°F | Chance Showers And Thunderstorms | 0 to 10 mph W | 44% |
| Monday | 80°F | Chance Rain Showers | 0 to 10 mph W | 36% |
| Monday Night | 56°F | Chance Rain Showers | 0 to 10 mph NW | 32% |
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 Aug 4, 2026.