Corunna, MI Weather & Growing Conditions
This Afternoon
64°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 5pm, then patchy fog and a slight chance of showers and thunderstorms. Mostly cloudy. High near 64, with temperatures falling to around 62 in the afternoon. East wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Slight Chance Showers And Thunderstorms | 9 mph E | 22% |
| Tonight | 58°F | Patchy Fog | 3 to 8 mph ENE | 86% |
| Sunday | 69°F | Rain Showers Likely then Mostly Cloudy | 7 to 14 mph NE | 56% |
| Sunday Night | 49°F | Mostly Cloudy | 8 to 14 mph NE | 10% |
| Monday | 63°F | Mostly Cloudy | 9 to 14 mph NE | 10% |
| Monday Night | 46°F | Mostly Cloudy | 8 to 13 mph NE | 3% |
| Tuesday | 63°F | Partly Sunny | 8 to 14 mph ENE | 4% |
| Tuesday Night | 49°F | Slight Chance Rain Showers | 13 mph ENE | 23% |
| Wednesday | 63°F | Chance Rain Showers | 14 mph ENE | 40% |
| Wednesday Night | 49°F | Chance Rain Showers | 7 to 12 mph ENE | 40% |
| Thursday | 66°F | Partly Sunny | 7 to 10 mph E | 10% |
| Thursday Night | 49°F | Mostly Cloudy | 3 to 8 mph ENE | 10% |
| Friday | 70°F | Mostly Sunny | 3 to 8 mph NE | 8% |
| Friday Night | 48°F | Partly Cloudy | 2 to 7 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Corunna, MI
Last spring frost
May 5
First fall frost
Oct 14
Growing season
160 days
Hardiness zone
6a
Explore more for Corunna, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Corunna 2 Ne, Mi (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.