Custer, MI Weather & Growing Conditions
Today
84°F
Sunny
Sunny, with a high near 84. South southwest wind 3 to 12 mph, with gusts as high as 22 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 3 to 12 mph SSW | 1% |
| Tonight | 65°F | Mostly Cloudy then Showers And Thunderstorms Likely | 2 to 9 mph SSW | 65% |
| Wednesday | 78°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 to 6 mph W | 72% |
| Wednesday Night | 57°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 49% |
| Thursday | 81°F | Chance Rain Showers | 0 to 6 mph S | 40% |
| Thursday Night | 55°F | Mostly Clear | 0 to 5 mph SSW | 11% |
| Friday | 84°F | Sunny | 0 to 8 mph SSW | 2% |
| Friday Night | 60°F | Mostly Clear | 2 to 7 mph SW | 6% |
| Saturday | 83°F | Sunny | 3 to 9 mph SSW | 12% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 3 to 8 mph SSW | 40% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 10 mph SW | 40% |
| Sunday Night | 62°F | Showers And Thunderstorms Likely | 2 to 9 mph SW | 59% |
| Monday | 82°F | Chance Rain Showers | 2 to 8 mph WSW | 41% |
| Monday Night | 60°F | Chance Rain Showers | 2 to 7 mph NW | 46% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Custer, MI
Last spring frost
May 17
First fall frost
Oct 7
Growing season
144 days
Hardiness zone
6a
Explore more for Custer, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Ludington 4 Se, Mi (14.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.