Jonesville, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jonesville, a city in Hillsdale County, Michigan.
Today
68°F
Showers And Thunderstorms Likely then Showers And Thunderstorms
Showers and thunderstorms likely before 9am, then showers and thunderstorms between 9am and 2pm, then a chance of showers and thunderstorms. Cloudy, with a high near 68. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Jonesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 68°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph SE | 94% |
| Tonight | 60°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 mph SE | 87% |
| Sunday | 70°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 10 mph NW | 76% |
| Sunday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 10 mph NE | 31% |
| Monday | 63°F | Mostly Cloudy | 10 to 15 mph NE | 13% |
| Monday Night | 46°F | Mostly Cloudy | 10 mph NE | 12% |
| Tuesday | 63°F | Partly Sunny | 10 to 15 mph NE | 11% |
| Tuesday Night | 48°F | Chance Rain Showers | 10 to 15 mph NE | 42% |
| Wednesday | 63°F | Chance Showers And Thunderstorms | 10 to 15 mph NE | 51% |
| Wednesday Night | 49°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 47% |
| Thursday | 66°F | Mostly Cloudy | 5 to 10 mph NE | 12% |
| Thursday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 7% |
| Friday | 70°F | Mostly Sunny | 5 to 10 mph NE | 6% |
| Friday Night | 48°F | Partly Cloudy | 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Jonesville (41.979, -84.666). Updated through the day.
Growing snapshot for Jonesville
Last spring frost
May 3
First fall frost
Oct 12
Growing season
161 days
Hardiness zone
6a
More local growing data for Jonesville: nearby ZIP 49250 weather · frost dates · planting calendar · Michigan frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hillsdale, Mi (6 mi from Jonesville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.