Alpha, MN Weather & Growing Conditions
This Afternoon
54°F
Rain Showers Likely
Rain showers likely. Cloudy. High near 54, with temperatures falling to around 48 in the afternoon. North northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 54°F | Rain Showers Likely | 15 mph NNW | 74% |
| Tonight | 41°F | Rain Showers | 15 to 20 mph NNW | 96% |
| Wednesday | 46°F | Rain Showers | 15 mph NW | 90% |
| Wednesday Night | 38°F | Rain Showers Likely | 15 mph NW | 64% |
| Thursday | 45°F | Chance Rain Showers | 15 mph NNW | 39% |
| Thursday Night | 33°F | Mostly Cloudy | 5 to 10 mph N | 2% |
| Friday | 45°F | Partly Sunny | 0 to 5 mph NNE | 1% |
| Friday Night | 30°F | Partly Cloudy | 0 to 5 mph SSE | 0% |
| Saturday | 53°F | Mostly Sunny | 5 to 10 mph SW | 2% |
| Saturday Night | 35°F | Mostly Clear | 5 mph W | 3% |
| Sunday | 57°F | Sunny | 5 to 10 mph W | 6% |
| Sunday Night | 37°F | Mostly Clear | 5 to 10 mph SSW | 1% |
| Monday | 59°F | Sunny | 10 mph WSW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alpha, MN
Last spring frost
Apr 28
First fall frost
Oct 8
Growing season
162 days
Hardiness zone
5a
Explore more for Alpha, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Sherburn 3Wsw, Mn (5.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.