Caspian, MI Weather & Growing Conditions
Tonight
42°F
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after midnight. Mostly cloudy, with a low around 42. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 42°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 5 mph SE | 24% |
| Saturday | 63°F | Chance Light Rain | 0 to 5 mph SE | 33% |
| Saturday Night | 41°F | Mostly Cloudy | 0 to 5 mph NE | 9% |
| Sunday | 64°F | Partly Sunny | 5 to 10 mph NE | 0% |
| Sunday Night | 35°F | Mostly Cloudy | 0 to 10 mph NE | 0% |
| Monday | 61°F | Partly Sunny | 0 to 5 mph E | 1% |
| Monday Night | 32°F | Partly Cloudy then Areas Of Frost | 0 to 5 mph NE | 1% |
| Tuesday | 64°F | Areas Of Frost then Mostly Sunny | 0 to 5 mph E | 1% |
| Tuesday Night | 34°F | Mostly Clear then Patchy Frost | 0 to 5 mph E | 4% |
| Wednesday | 66°F | Patchy Frost then Sunny | 0 to 5 mph E | 4% |
| Wednesday Night | 37°F | Partly Cloudy | 0 to 5 mph E | 2% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph S | 3% |
| Thursday Night | 40°F | Partly Cloudy | 0 mph | 7% |
| Friday | 72°F | Mostly Sunny | 0 to 5 mph NW | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Caspian, MI
Last spring frost
Jun 4
First fall frost
Sep 10
Growing season
95 days
Hardiness zone
4a
Explore more for Caspian, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Stambaugh 2Sse, Mi (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.