Posen, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Posen, a village in Presque Isle County, Michigan.
Today
88°F
Sunny
Sunny. High near 88, with temperatures falling to around 86 in the afternoon. Southwest wind around 10 mph.
7-day forecast for Posen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 10 mph SW | 0% |
| Tonight | 63°F | Mostly Cloudy then Showers And Thunderstorms Likely | 0 to 10 mph W | 59% |
| Wednesday | 77°F | Showers And Thunderstorms Likely | 5 mph N | 61% |
| Wednesday Night | 58°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 42% |
| Thursday | 79°F | Chance Rain Showers then Partly Sunny | 0 to 5 mph NE | 37% |
| Thursday Night | 58°F | Mostly Clear | 5 mph S | 7% |
| Friday | 86°F | Sunny | 5 to 10 mph S | 6% |
| Friday Night | 63°F | Mostly Clear | 5 to 10 mph S | 6% |
| Saturday | 86°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 23% |
| Saturday Night | 63°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 10 mph W | 36% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 44% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 44% |
| Monday | 81°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 to 10 mph NW | 31% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 5 to 10 mph NW | 32% |
Forecast source: National Weather Service (api.weather.gov) for Posen (45.262, -83.699). Updated through the day.
Growing snapshot for Posen
Last spring frost
May 13
First fall frost
Oct 3
Growing season
141 days
Hardiness zone
5b
More local growing data for Posen: nearby ZIP 49776 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alpena 10Nw, Mi (6.5 mi from Posen). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.