Garretson, MN Weather & Growing Conditions
Tonight
61°F
Areas Of Fog
Areas of fog between 9pm and 1am, then patchy fog and a slight chance of rain showers. Cloudy, with a low around 61. North northeast wind around 5 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 61°F | Areas Of Fog | 5 mph NNE | 21% |
| Saturday | 66°F | Patchy Fog then Cloudy | 5 to 10 mph NNE | 12% |
| Saturday Night | 55°F | Mostly Cloudy | 10 mph NNE | 1% |
| Sunday | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 10 to 15 mph NE | 21% |
| Sunday Night | 52°F | Chance Rain Showers | 10 mph ENE | 49% |
| Monday | 60°F | Chance Rain Showers | 10 mph ENE | 49% |
| Monday Night | 47°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph ENE | 19% |
| Tuesday | 63°F | Partly Sunny | 5 to 10 mph ESE | 5% |
| Tuesday Night | 47°F | Partly Cloudy | 5 mph SE | 1% |
| Wednesday | 66°F | Partly Sunny | 5 to 10 mph SSE | 9% |
| Wednesday Night | 51°F | Chance Rain Showers | 5 mph SSE | 35% |
| Thursday | 68°F | Chance Rain Showers | 5 to 10 mph SSE | 35% |
| Thursday Night | 53°F | Mostly Cloudy | 5 mph SE | 14% |
| Friday | 69°F | Partly Sunny | 5 to 10 mph SE | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Garretson, MN
Last spring frost
May 1
First fall frost
Oct 4
Growing season
155 days
Hardiness zone
5a
Explore more for Garretson, MN: full frost dates · planting calendar · Minnesota frost dates
Climate data from the nearest NOAA station, Sioux Falls 14 Nne, Sd (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.