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Saugatuck, MI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Saugatuck, a city in Allegan County, Michigan.

Tonight
52°F
Showers And Thunderstorms
Rain showers likely before 5am, then showers and thunderstorms. Cloudy. Low around 52, with temperatures rising to around 55 overnight. East wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Saugatuck

WhenTempForecastWindPrecip
Tonight 52°F Showers And Thunderstorms 9 to 13 mph E 80%
Saturday 70°F Showers And Thunderstorms 9 to 13 mph ESE 98%
Saturday Night 56°F Showers And Thunderstorms 8 mph E 87%
Sunday 69°F Rain Showers Likely 8 to 14 mph NE 58%
Sunday Night 50°F Chance Rain Showers 12 mph NE 36%
Monday 65°F Chance Rain Showers 14 mph ENE 27%
Monday Night 48°F Chance Rain Showers then Mostly Cloudy 10 to 14 mph ENE 27%
Tuesday 64°F Partly Sunny then Slight Chance Rain Showers 14 mph ENE 20%
Tuesday Night 49°F Slight Chance Rain Showers 9 to 13 mph ENE 20%
Wednesday 66°F Slight Chance Rain Showers then Partly Sunny 12 mph NE 18%
Wednesday Night 50°F Mostly Cloudy 6 to 9 mph NE 9%
Thursday 68°F Partly Sunny 8 mph NNE 3%
Thursday Night 51°F Mostly Cloudy 3 to 7 mph NNE 4%
Friday 70°F Mostly Sunny 7 mph NNE 6%

Forecast source: National Weather Service (api.weather.gov) for Saugatuck (42.661, -86.205). Updated through the day.

Growing snapshot for Saugatuck

Last spring frost
Apr 28
First fall frost
Oct 21
Growing season
175 days
Hardiness zone
6b

More local growing data for Saugatuck: nearby ZIP 49406 weather · frost dates · planting calendar · Michigan frost dates

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Climate data from the nearest NOAA station, Holland Tulip City Ap, Mi (9.3 mi from Saugatuck). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.