Harrison, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrison, a city in Clare County, Michigan.
This Afternoon
68°F
Mostly Cloudy
Mostly cloudy. High near 68, with temperatures falling to around 66 in the afternoon. East northeast wind around 6 mph.
7-day forecast for Harrison
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Mostly Cloudy | 6 mph ENE | 4% |
| Tonight | 45°F | Chance Rain Showers | 7 mph E | 47% |
| Saturday | 62°F | Chance Rain Showers | 5 to 8 mph ESE | 50% |
| Saturday Night | 50°F | Chance Rain Showers | 5 to 8 mph ENE | 42% |
| Sunday | 67°F | Chance Rain Showers then Partly Sunny | 6 to 10 mph NE | 26% |
| Sunday Night | 44°F | Mostly Cloudy | 9 mph NE | 1% |
| Monday | 60°F | Mostly Cloudy | 12 mph ENE | 1% |
| Monday Night | 41°F | Mostly Cloudy | 7 to 12 mph NE | 3% |
| Tuesday | 61°F | Partly Sunny | 9 to 14 mph NE | 8% |
| Tuesday Night | 43°F | Mostly Cloudy then Slight Chance Rain Showers | 8 to 13 mph ENE | 17% |
| Wednesday | 62°F | Chance Rain Showers | 12 mph ENE | 28% |
| Wednesday Night | 44°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 9 mph NE | 24% |
| Thursday | 66°F | Partly Sunny | 5 to 8 mph NE | 6% |
| Thursday Night | 44°F | Mostly Cloudy | 2 to 6 mph NNE | 6% |
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 Sep 18, 2026.