Port Austin, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Port Austin, a village in Huron County, Michigan.
Today
83°F
Sunny
Sunny, with a high near 83. Southwest wind around 10 mph.
7-day forecast for Port Austin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 10 mph SW | 0% |
| Tonight | 65°F | Partly Cloudy | 6 to 12 mph SSW | 0% |
| Wednesday | 81°F | Mostly Sunny then Slight Chance Rain Showers | 10 mph WSW | 16% |
| Wednesday Night | 64°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms | 7 mph W | 85% |
| Thursday | 75°F | Rain Showers | 8 mph NNE | 85% |
| Thursday Night | 63°F | Slight Chance Rain Showers | 2 to 6 mph SE | 20% |
| Friday | 80°F | Sunny | 2 to 6 mph SSW | 11% |
| Friday Night | 66°F | Mostly Clear | 7 mph S | 11% |
| Saturday | 82°F | Sunny | 7 to 13 mph SW | 11% |
| Saturday Night | 67°F | Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 35% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 7 to 14 mph SW | 35% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms | 12 mph WSW | 43% |
| Monday | 79°F | Chance Rain Showers | 10 mph WSW | 43% |
| Monday Night | 65°F | Chance Rain Showers | 8 mph N | 46% |
Forecast source: National Weather Service (api.weather.gov) for Port Austin (44.043, -82.995). Updated through the day.
Growing snapshot for Port Austin
Last spring frost
May 4
First fall frost
Oct 26
Growing season
172 days
Hardiness zone
6a
More local growing data for Port Austin: nearby ZIP 48467 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Port Austin Wwtp, Mi (2.3 mi from Port Austin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.