Custer, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Custer, a village in Mason County, Michigan.
This Afternoon
70°F
Chance Rain Showers
A chance of rain showers between 4pm and 5pm. Mostly cloudy. High near 70, with temperatures falling to around 68 in the afternoon. South wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
7-day forecast for Custer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Rain Showers | 15 mph S | 31% |
| Tonight | 61°F | Chance Rain Showers | 9 to 13 mph SSE | 33% |
| Wednesday | 68°F | Rain Showers | 10 to 15 mph S | 94% |
| Wednesday Night | 47°F | Chance Rain Showers | 9 to 14 mph SSW | 53% |
| Thursday | 54°F | Rain Showers | 9 to 13 mph WSW | 91% |
| Thursday Night | 39°F | Rain Showers | 3 to 8 mph NW | 91% |
| Friday | 50°F | Chance Rain Showers | 12 mph NNE | 37% |
| Friday Night | 33°F | Chance Rain Showers then Mostly Cloudy | 2 to 8 mph N | 29% |
| Saturday | 51°F | Partly Sunny | 2 to 7 mph NW | 8% |
| Saturday Night | 33°F | Partly Cloudy | 3 mph WSW | 10% |
| Sunday | 54°F | Slight Chance Rain Showers | 3 to 9 mph W | 22% |
| Sunday Night | 36°F | Slight Chance Rain Showers | 3 to 7 mph NW | 22% |
| Monday | 56°F | Mostly Sunny | 3 to 13 mph WSW | 11% |
| Monday Night | 39°F | Partly Cloudy | 6 to 10 mph WSW | 8% |
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 Nov 4, 2026.