Custer, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Custer, a village in Mason County, Michigan.
Today
83°F
Sunny
Sunny, with a high near 83. South southwest wind 5 to 13 mph, with gusts as high as 23 mph.
7-day forecast for Custer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 5 to 13 mph SSW | 1% |
| Tonight | 64°F | Showers And Thunderstorms Likely | 3 to 12 mph SSW | 67% |
| Wednesday | 78°F | Showers And Thunderstorms Likely | 2 to 7 mph W | 69% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 0 to 6 mph W | 46% |
| Thursday | 80°F | Chance Rain Showers | 1 to 7 mph S | 36% |
| Thursday Night | 55°F | Mostly Clear | 1 to 6 mph SSW | 9% |
| Friday | 82°F | Sunny | 1 to 9 mph SSW | 1% |
| Friday Night | 61°F | Mostly Clear | 5 to 8 mph SW | 7% |
| Saturday | 82°F | Sunny | 5 to 12 mph SSW | 12% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 5 to 10 mph SSW | 40% |
| Sunday | 83°F | Chance Showers And Thunderstorms | 6 to 13 mph SW | 40% |
| Sunday Night | 62°F | Showers And Thunderstorms Likely | 3 to 12 mph SW | 59% |
| Monday | 82°F | Chance Rain Showers | 3 to 9 mph WSW | 40% |
| Monday Night | 60°F | Chance Rain Showers | 2 to 8 mph NW | 45% |
Forecast source: National Weather Service (api.weather.gov) for Custer (43.951, -86.220). Updated through the day.
Growing snapshot for Custer
Last spring frost
May 17
First fall frost
Oct 7
Growing season
144 days
Hardiness zone
6a
More local growing data for Custer: nearby ZIP 49405 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Ludington 4 Se, Mi (10.2 mi from Custer). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.