Gaastra, MI Weather & Growing Conditions
Tonight
43°F
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after midnight. Mostly cloudy, with a low around 43. East southeast wind around 5 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 |
|---|---|---|---|---|
| Tonight | 43°F | Mostly Cloudy then Slight Chance Light Rain | 5 mph ESE | 24% |
| Saturday | 62°F | Chance Light Rain | 2 to 6 mph ESE | 33% |
| Saturday Night | 43°F | Mostly Cloudy | 0 to 3 mph NE | 10% |
| Sunday | 64°F | Partly Sunny | 3 to 9 mph NNE | 0% |
| Sunday Night | 37°F | Mostly Cloudy | 2 to 8 mph NE | 0% |
| Monday | 61°F | Patchy Frost then Partly Sunny | 2 to 6 mph ENE | 1% |
| Monday Night | 33°F | Partly Cloudy then Areas Of Frost | 0 to 6 mph ENE | 1% |
| Tuesday | 63°F | Areas Of Frost then Mostly Sunny | 1 to 7 mph ENE | 1% |
| Tuesday Night | 35°F | Mostly Clear then Patchy Frost | 0 to 5 mph E | 4% |
| Wednesday | 65°F | Patchy Frost then Sunny | 0 to 6 mph E | 4% |
| Wednesday Night | 39°F | Partly Cloudy | 0 to 3 mph ENE | 2% |
| Thursday | 69°F | Mostly Sunny | 0 to 3 mph S | 4% |
| Thursday Night | 42°F | Partly Cloudy | 2 mph W | 7% |
| Friday | 71°F | Mostly Sunny | 0 to 3 mph NNW | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gaastra, MI
Last spring frost
Jun 4
First fall frost
Sep 10
Growing season
95 days
Hardiness zone
4a
Explore more for Gaastra, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Stambaugh 2Sse, Mi (4.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.