Custer, MI Weather & Growing Conditions
This Afternoon
65°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 65. East southeast wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Chance Rain Showers | 8 mph ESE | 52% |
| Tonight | 53°F | Rain Showers Likely | 6 mph ENE | 55% |
| Sunday | 72°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 16% |
| Sunday Night | 45°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 66°F | Mostly Cloudy | 8 mph ENE | 0% |
| Monday Night | 43°F | Mostly Cloudy | 7 mph ENE | 2% |
| Tuesday | 67°F | Mostly Cloudy | 5 to 9 mph ENE | 2% |
| Tuesday Night | 44°F | Mostly Cloudy | 7 mph ENE | 7% |
| Wednesday | 68°F | Partly Sunny | 6 to 9 mph ENE | 14% |
| Wednesday Night | 46°F | Mostly Cloudy | 3 to 7 mph ENE | 13% |
| Thursday | 71°F | Partly Sunny | 6 mph E | 3% |
| Thursday Night | 47°F | Mostly Cloudy | 3 mph E | 3% |
| Friday | 74°F | Partly Sunny | 1 to 6 mph NE | 2% |
| Friday Night | 46°F | Partly Cloudy | 1 to 6 mph NE | 1% |
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 Sep 19, 2026.