Colon, MI Weather & Growing Conditions
Live forecast is briefly unavailable; the local growing information below is from NOAA climate normals.
Growing snapshot for Colon, MI
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
170 days
Hardiness zone
6a
Explore more for Colon, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Three Rivers, Mi (16.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.