Alanson, MI Weather & Growing Conditions
Overnight
41°F
Partly Cloudy
Partly cloudy. Low around 41, with temperatures rising to around 43 overnight. East wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 41°F | Partly Cloudy | 0 to 5 mph E | 1% |
| Saturday | 68°F | Partly Sunny | 5 mph E | 12% |
| Saturday Night | 46°F | Chance Rain Showers | 5 mph E | 25% |
| Sunday | 68°F | Slight Chance Rain Showers then Partly Sunny | 5 to 10 mph NE | 16% |
| Sunday Night | 43°F | Partly Cloudy | 5 to 10 mph NE | 1% |
| Monday | 59°F | Partly Sunny | 5 to 10 mph NE | 0% |
| Monday Night | 41°F | Partly Cloudy | 0 to 10 mph E | 0% |
| Tuesday | 63°F | Mostly Sunny | 5 to 15 mph E | 0% |
| Tuesday Night | 42°F | Mostly Clear | 5 to 15 mph E | 2% |
| Wednesday | 67°F | Mostly Sunny | 5 to 15 mph E | 9% |
| Wednesday Night | 43°F | Partly Cloudy | 0 to 10 mph E | 9% |
| Thursday | 68°F | Mostly Sunny | 0 to 10 mph E | 5% |
| Thursday Night | 44°F | Partly Cloudy | 0 to 10 mph NE | 3% |
| Friday | 72°F | Mostly Sunny | 0 to 10 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alanson, MI
Last spring frost
May 31
First fall frost
Sep 18
Growing season
108 days
Hardiness zone
5a
Explore more for Alanson, MI: full frost dates · planting calendar · Michigan frost dates
Climate data from the nearest NOAA station, Pellston Rgnl Ap, Mi (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.