Riverdale, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Riverdale, a community in Gratiot County, Michigan.
This Afternoon
75°F
Mostly Sunny
Mostly 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 for Riverdale
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Sunny | 14 mph SSW | 5% |
| Tonight | 61°F | Partly Cloudy | 12 mph S | 11% |
| Wednesday | 71°F | Rain Showers | 12 to 15 mph S | 87% |
| Wednesday Night | 50°F | Rain Showers | 12 mph SW | 79% |
| Thursday | 57°F | Rain Showers Likely | 10 to 14 mph SW | 63% |
| Thursday Night | 43°F | Rain Showers Likely | 3 to 8 mph W | 63% |
| Friday | 51°F | Rain Showers Likely | 6 to 12 mph N | 60% |
| Friday Night | 34°F | Chance Rain Showers | 6 to 9 mph NNW | 37% |
| Saturday | 52°F | Mostly Sunny | 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 | 34°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) for Riverdale (43.382, -84.841). Updated through the day.
Growing snapshot for Riverdale
Last spring frost
May 1
First fall frost
Oct 13
Growing season
164 days
Hardiness zone
6a
More local growing data for Riverdale: nearby ZIP 48877 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alma, Mi (9.7 mi from Riverdale). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.