Harrietta, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrietta, a village in Wexford County, Michigan.
This Afternoon
69°F
Mostly Cloudy
Mostly cloudy. High near 69, with temperatures falling to around 67 in the afternoon. East wind around 5 mph.
7-day forecast for Harrietta
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Mostly Cloudy | 5 mph E | 4% |
| Tonight | 47°F | Chance Rain Showers | 0 to 5 mph E | 61% |
| Saturday | 64°F | Chance Rain Showers | 5 to 10 mph SE | 62% |
| Saturday Night | 50°F | Chance Rain Showers | 5 mph E | 62% |
| Sunday | 69°F | Scattered Rain Showers then Partly Sunny | 5 to 10 mph NE | 50% |
| Sunday Night | 44°F | Mostly Cloudy | 5 to 10 mph NE | 3% |
| Monday | 63°F | Mostly Cloudy | 10 mph NE | 1% |
| Monday Night | 41°F | Mostly Cloudy | 5 to 10 mph NE | 1% |
| Tuesday | 64°F | Mostly Sunny | 5 to 10 mph NE | 7% |
| Tuesday Night | 43°F | Partly Cloudy | 5 to 10 mph E | 14% |
| Wednesday | 66°F | Slight Chance Rain Showers | 5 to 10 mph NE | 16% |
| Wednesday Night | 45°F | Slight Chance Rain Showers then Partly Cloudy | 5 mph NE | 16% |
| Thursday | 69°F | Mostly Sunny | 5 mph NE | 4% |
| Thursday Night | 46°F | Partly Cloudy | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Harrietta (44.309, -85.701). Updated through the day.
Growing snapshot for Harrietta
Last spring frost
May 28
First fall frost
Sep 25
Growing season
119 days
Hardiness zone
5b
More local growing data for Harrietta: nearby ZIP 49638 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Wellston 1N, Mi (10.7 mi from Harrietta). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.