Harman US

Riverdale, MI Weather & Growing Conditions

This Afternoon
75°F
Partly Sunny
Partly sunny. High near 75, with temperatures falling to around 73 in the afternoon. South southwest wind around 14 mph, with gusts as high as 25 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 75°F Partly Sunny 14 mph SSW 5%
Tonight 61°F Partly Cloudy 12 mph S 10%
Wednesday 71°F Rain Showers 12 to 15 mph S 87%
Wednesday Night 50°F Rain Showers 12 mph SW 81%
Thursday 57°F Rain Showers Likely 10 to 14 mph SW 64%
Thursday Night 43°F Rain Showers Likely 3 to 8 mph W 64%
Friday 51°F Rain Showers Likely 6 to 12 mph N 60%
Friday Night 34°F Chance Rain Showers 6 to 9 mph NNW 36%
Saturday 52°F Mostly Sunny 5 to 8 mph NW 11%
Saturday Night 32°F Partly Cloudy 5 mph WSW 4%
Sunday 56°F Mostly Sunny then Slight Chance Rain Showers 3 to 12 mph W 22%
Sunday Night 35°F Slight Chance Rain Showers then Partly Cloudy 6 to 9 mph WNW 22%
Monday 59°F Mostly Sunny 6 to 13 mph W 9%
Monday Night 39°F Partly Cloudy 10 mph WSW 7%

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

Growing snapshot for Riverdale, MI

Last spring frost
May 1
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Alma, Mi (9.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.