Gaastra, MI Weather & Growing Conditions
Today
77°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 10am and noon, then a chance of showers and thunderstorms between noon and 2pm. Mostly cloudy. High near 77, with temperatures falling to around 75 in the afternoon. Heat index values as high as 76. West wind 5 to 9 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 9 mph W | 27% |
| Tonight | 52°F | Mostly Cloudy | 1 to 5 mph NNW | 9% |
| Wednesday | 75°F | Mostly Sunny | 1 to 5 mph WNW | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 2 mph S | 0% |
| Thursday | 81°F | Sunny | 2 to 7 mph SW | 1% |
| Thursday Night | 58°F | Mostly Clear | 6 mph SW | 1% |
| Friday | 84°F | Sunny then Slight Chance Showers And Thunderstorms | 6 to 9 mph SW | 15% |
| Friday Night | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 7 mph SW | 30% |
| Saturday | 81°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 7 mph WSW | 25% |
| Saturday Night | 57°F | Chance Showers And Thunderstorms | 1 to 5 mph WSW | 46% |
| Sunday | 79°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 46% |
| Sunday Night | 55°F | Chance Showers And Thunderstorms | 0 to 6 mph NW | 33% |
| Monday | 78°F | Chance Rain Showers | 1 to 5 mph NW | 25% |
| Monday Night | 54°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 1 to 5 mph NNW | 25% |
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 Aug 4, 2026.