Harrison, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrison, a city in Clare County, Michigan.
Today
85°F
Sunny
Sunny, with a high near 85. Southwest wind 3 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Harrison
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 3 to 10 mph SW | 0% |
| Tonight | 60°F | Partly Cloudy then Slight Chance Rain Showers | 3 to 8 mph SW | 19% |
| Wednesday | 78°F | Showers And Thunderstorms | 3 to 7 mph SW | 78% |
| Wednesday Night | 56°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph NW | 70% |
| Thursday | 78°F | Rain Showers Likely | 3 mph NE | 70% |
| Thursday Night | 54°F | Chance Rain Showers then Partly Cloudy | 3 mph S | 39% |
| Friday | 83°F | Sunny | 1 to 6 mph SW | 4% |
| Friday Night | 57°F | Mostly Clear | 5 mph SW | 4% |
| Saturday | 85°F | Sunny | 5 to 10 mph WSW | 9% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 35% |
| Sunday | 84°F | Chance Showers And Thunderstorms | 5 to 13 mph WSW | 35% |
| Sunday Night | 59°F | Chance Showers And Thunderstorms | 5 to 10 mph WSW | 53% |
| Monday | 82°F | Chance Rain Showers | 5 to 8 mph W | 53% |
| Monday Night | 58°F | Chance Rain Showers | 3 to 7 mph NW | 43% |
Forecast source: National Weather Service (api.weather.gov) for Harrison (44.013, -84.811). Updated through the day.
Growing snapshot for Harrison
Last spring frost
May 9
First fall frost
Oct 4
Growing season
148 days
Hardiness zone
5a
More local growing data for Harrison: nearby ZIP 48625 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Gladwin, Mi (18 mi from Harrison). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.