Slayton, MN Weather & Growing Conditions
Tonight
37°F
Rain Showers Likely
Rain showers likely. Cloudy. Low around 37, with temperatures rising to around 40 overnight. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 37°F | Rain Showers Likely | 15 mph NW | 73% |
| Wednesday | 43°F | Rain Showers | 15 to 20 mph NW | 81% |
| Wednesday Night | 34°F | Rain Showers | 15 mph NW | 75% |
| Thursday | 42°F | Mostly Cloudy | 15 mph NNW | 2% |
| Thursday Night | 28°F | Mostly Cloudy | 5 to 10 mph N | 0% |
| Friday | 42°F | Mostly Sunny | 0 to 5 mph ENE | 0% |
| Friday Night | 27°F | Partly Cloudy | 0 to 5 mph S | 0% |
| Saturday | 49°F | Mostly Sunny | 5 to 10 mph SW | 3% |
| Saturday Night | 34°F | Partly Cloudy | 5 to 10 mph W | 4% |
| Sunday | 56°F | Sunny | 5 to 10 mph WSW | 4% |
| Sunday Night | 36°F | Mostly Clear | 5 to 10 mph SW | 2% |
| Monday | 58°F | Mostly Sunny | 10 to 15 mph W | 0% |
| Monday Night | 36°F | Mostly Clear | 5 to 10 mph WNW | 0% |
| Tuesday | 55°F | Mostly Sunny | 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Slayton, MN
Last spring frost
May 7
First fall frost
Sep 29
Growing season
145 days
Hardiness zone
5a
Explore more for Slayton, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Lake Wilson, Mn (8.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.