Mendon, MI Weather & Growing Conditions
Overnight
56°F
Chance Rain Showers
A chance of rain showers after 3am. Mostly cloudy. Low around 56, with temperatures rising to around 61 overnight. East wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 56°F | Chance Rain Showers | 5 to 10 mph E | 42% |
| Saturday | 71°F | Showers And Thunderstorms | 10 mph SE | 88% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph SE | 88% |
| Sunday | 70°F | Rain Showers Likely | 5 to 15 mph N | 63% |
| Sunday Night | 51°F | Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 29% |
| Monday | 64°F | Mostly Cloudy | 10 to 15 mph NE | 14% |
| Monday Night | 47°F | Mostly Cloudy | 10 to 15 mph NE | 13% |
| Tuesday | 63°F | Partly Sunny | 10 to 15 mph NE | 11% |
| Tuesday Night | 49°F | Slight Chance Rain Showers | 10 to 15 mph NE | 19% |
| Wednesday | 63°F | Slight Chance Rain Showers | 10 mph NE | 19% |
| Wednesday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 13% |
| Thursday | 67°F | Partly Sunny | 5 to 10 mph NE | 6% |
| Thursday Night | 50°F | Mostly Cloudy | 5 to 10 mph NE | 6% |
| Friday | 70°F | Mostly Sunny | 5 to 10 mph NE | 7% |
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.