Jonesville, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Jonesville, a city in Hillsdale County, Michigan.
This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a high near 68. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
7-day forecast for Jonesville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Showers And Thunderstorms | 5 to 10 mph SE | 79% |
| Tonight | 61°F | Showers And Thunderstorms | 5 mph SE | 87% |
| Sunday | 69°F | Showers And Thunderstorms | 5 to 10 mph N | 75% |
| Sunday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 10 mph NE | 31% |
| Monday | 64°F | Mostly Cloudy | 10 to 15 mph NE | 12% |
| Monday Night | 47°F | Mostly Cloudy | 10 mph NE | 10% |
| Tuesday | 62°F | Partly Sunny then Slight Chance Rain Showers | 10 to 15 mph NE | 17% |
| Tuesday Night | 49°F | Chance Rain Showers | 10 to 15 mph NE | 32% |
| Wednesday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 52% |
| Wednesday Night | 50°F | Chance Rain Showers | 5 to 15 mph E | 46% |
| Thursday | 65°F | Mostly Cloudy | 5 to 10 mph E | 13% |
| Thursday Night | 49°F | Mostly Cloudy | 5 to 10 mph NE | 7% |
| Friday | 70°F | Partly Sunny | 5 to 10 mph NE | 7% |
| Friday Night | 48°F | Partly Cloudy | 0 to 5 mph NE | 7% |
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.