Mendon, MI Weather & Growing Conditions
This Afternoon
70°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Cloudy, with a high near 70. Southeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between three quarters and one inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 50% |
| Tonight | 63°F | Showers And Thunderstorms | 5 mph SE | 88% |
| Sunday | 69°F | Showers And Thunderstorms | 5 to 15 mph N | 79% |
| Sunday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 28% |
| Monday | 64°F | Chance Rain Showers | 10 to 15 mph NE | 25% |
| Monday Night | 48°F | Mostly Cloudy | 10 to 15 mph NE | 14% |
| Tuesday | 63°F | Slight Chance Rain Showers | 10 to 15 mph NE | 16% |
| Tuesday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 22% |
| Wednesday | 63°F | Chance Rain Showers | 10 to 15 mph NE | 41% |
| Wednesday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 5 to 15 mph NE | 41% |
| Thursday | 66°F | Partly Sunny | 5 to 10 mph NE | 9% |
| Thursday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 9% |
| Friday | 70°F | Partly Sunny | 5 to 10 mph NE | 5% |
| Friday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mendon, MI
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
170 days
Hardiness zone
6a
Explore more for Mendon, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Three Rivers, Mi (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.