Thompsonville, MI Weather & Growing Conditions
This Afternoon
69°F
Mostly Cloudy
Mostly cloudy. High near 69, with temperatures falling to around 64 in the afternoon. East wind around 5 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Mostly Cloudy | 5 mph E | 10% |
| Tonight | 46°F | Scattered Rain Showers | 0 to 5 mph E | 44% |
| Saturday | 67°F | Scattered Rain Showers | 5 mph SE | 47% |
| Saturday Night | 49°F | Scattered Rain Showers | 0 to 5 mph E | 47% |
| Sunday | 70°F | Isolated Rain Showers then Partly Sunny | 5 to 10 mph NE | 24% |
| Sunday Night | 43°F | Mostly Cloudy | 5 to 10 mph NE | 2% |
| Monday | 65°F | Mostly Cloudy | 5 mph NE | 1% |
| Monday Night | 41°F | Mostly Cloudy | 0 to 5 mph NE | 1% |
| Tuesday | 66°F | Partly Sunny | 5 to 10 mph NE | 5% |
| Tuesday Night | 42°F | Partly Cloudy | 0 to 5 mph E | 12% |
| Wednesday | 68°F | Mostly Sunny | 5 mph NE | 14% |
| Wednesday Night | 44°F | Partly Cloudy | 0 to 5 mph E | 13% |
| Thursday | 70°F | Partly Sunny | 0 to 5 mph NE | 3% |
| Thursday Night | 45°F | Partly Cloudy | 0 to 5 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Thompsonville, MI
Last spring frost
May 7
First fall frost
Oct 20
Growing season
163 days
Hardiness zone
6a
Explore more for Thompsonville, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Beulah 7Ssw, Mi (10.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.