Harman US

Grand Rapids, MI Weather & Growing Conditions

This Afternoon
65°F
Patchy Fog
Patchy fog and showers and thunderstorms likely. Cloudy, with a high near 65. East southeast wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 65°F Patchy Fog 8 mph ESE 67%
Tonight 59°F Patchy Fog 3 to 7 mph E 92%
Sunday 69°F Chance Rain Showers then Mostly Cloudy 7 to 12 mph NE 51%
Sunday Night 51°F Mostly Cloudy 10 mph NE 1%
Monday 63°F Mostly Cloudy 9 to 14 mph ENE 3%
Monday Night 47°F Mostly Cloudy 8 to 14 mph ENE 3%
Tuesday 63°F Partly Sunny 10 to 14 mph ENE 3%
Tuesday Night 49°F Mostly Cloudy 10 to 14 mph ENE 13%
Wednesday 63°F Chance Rain Showers 13 mph ENE 28%
Wednesday Night 50°F Chance Rain Showers then Mostly Cloudy 6 to 12 mph NE 28%
Thursday 67°F Partly Sunny 8 mph NE 2%
Thursday Night 50°F Mostly Cloudy 3 to 7 mph NE 2%
Friday 71°F Mostly Sunny 3 to 7 mph NE 4%
Friday Night 49°F Partly Cloudy 6 mph ENE 4%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Grand Rapids, MI

Last spring frost
May 6
First fall frost
Oct 10
Growing season
157 days
Hardiness zone
6a

Explore more for Grand Rapids, MI: full frost dates · planting calendar · Michigan frost dates

Climate data from the nearest NOAA station, E Grand Rapids, Mi (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.