Marlette, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Marlette, a city in Sanilac County, Michigan.
Today
86°F
Sunny
Sunny, with a high near 86. Southwest wind 5 to 8 mph.
7-day forecast for Marlette
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 5 to 8 mph SW | 0% |
| Tonight | 59°F | Mostly Clear | 3 to 8 mph S | 0% |
| Wednesday | 87°F | Mostly Sunny | 3 to 8 mph SW | 3% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 2 to 7 mph W | 75% |
| Thursday | 80°F | Rain Showers | 2 to 6 mph WNW | 80% |
| Thursday Night | 60°F | Showers And Thunderstorms Likely | 0 to 5 mph NE | 62% |
| Friday | 84°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph SW | 32% |
| Friday Night | 62°F | Chance Showers And Thunderstorms then Mostly Clear | 3 mph S | 32% |
| Saturday | 87°F | Sunny | 3 to 10 mph SW | 9% |
| Saturday Night | 64°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 28% |
| Sunday | 88°F | Chance Rain Showers | 5 to 15 mph SW | 29% |
| Sunday Night | 65°F | Chance Showers And Thunderstorms | 6 to 13 mph WSW | 47% |
| Monday | 85°F | Chance Rain Showers | 9 mph WSW | 47% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 3 to 8 mph W | 50% |
Forecast source: National Weather Service (api.weather.gov) for Marlette (43.326, -83.081). Updated through the day.
Growing snapshot for Marlette
Last spring frost
May 2
First fall frost
Oct 16
Growing season
165 days
Hardiness zone
6a
More local growing data for Marlette: nearby ZIP 48453 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Applegate
Brown City
Carsonville
Croswell
Deckerville
Forestville
Lexington
Melvin
Minden City
Peck
Port Sanilac
Sandusky
Snover
Ubly
Climate data from the nearest NOAA station, Sandusky, Mi (11.8 mi from Marlette). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.