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Horton Bay, MI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Horton Bay, a community in Charlevoix County, Michigan.

Overnight
59°F
Mostly Cloudy
Mostly cloudy. Low around 59, with temperatures rising to around 61 overnight. South wind around 5 mph.

7-day forecast for Horton Bay

WhenTempForecastWindPrecip
Overnight 59°F Mostly Cloudy 5 mph S 10%
Wednesday 70°F Rain Showers 10 mph S 90%
Wednesday Night 46°F Rain Showers 10 to 15 mph SW 83%
Thursday 54°F Rain Showers 10 to 15 mph W 94%
Thursday Night 33°F Rain Showers 15 mph N 94%
Friday 46°F Rain Showers Likely 10 to 15 mph N 63%
Friday Night 31°F Chance Rain Showers then Mostly Cloudy 5 to 10 mph N 44%
Saturday 48°F Mostly Sunny 5 to 10 mph N 1%
Saturday Night 33°F Partly Cloudy 5 mph W 7%
Sunday 51°F Slight Chance Rain Showers 5 to 15 mph W 24%
Sunday Night 36°F Slight Chance Rain Showers 5 to 10 mph NW 24%
Monday 55°F Mostly Sunny 5 to 10 mph W 6%
Monday Night 39°F Mostly Cloudy 10 mph W 10%
Tuesday 54°F Mostly Sunny 10 to 15 mph NW 12%

Forecast source: National Weather Service (api.weather.gov) for Horton Bay (45.281, -85.075). Updated through the day.

Growing snapshot for Horton Bay

Last spring frost
May 23
First fall frost
Oct 3
Growing season
133 days
Hardiness zone
5b

More local growing data for Horton Bay: nearby ZIP 49712 weather · frost dates · planting calendar · Michigan frost dates

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Climate data from the nearest NOAA station, Boyne Falls, Mi (5.6 mi from Horton Bay). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.