Harman US

Garretson, MN Weather & Growing Conditions

Overnight
60°F
Patchy Fog
Patchy fog. Cloudy, with a low around 60. North northeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 60°F Patchy Fog 5 mph NNE 12%
Saturday 65°F Patchy Fog then Mostly Cloudy 5 to 10 mph NNE 13%
Saturday Night 54°F Mostly Cloudy 10 mph NNE 4%
Sunday 66°F Mostly Cloudy 10 to 15 mph NE 5%
Sunday Night 51°F Chance Rain Showers 10 to 15 mph ENE 39%
Monday 61°F Chance Rain Showers 10 mph ENE 39%
Monday Night 45°F Slight Chance Rain Showers then Mostly Cloudy 5 to 10 mph E 15%
Tuesday 63°F Partly Sunny 5 to 10 mph ESE 5%
Tuesday Night 44°F Partly Cloudy 5 mph SE 2%
Wednesday 66°F Mostly Sunny 5 to 10 mph SSE 7%
Wednesday Night 50°F Partly Cloudy then Chance Rain Showers 5 to 10 mph SSE 31%
Thursday 68°F Chance Rain Showers 5 to 10 mph SSE 31%
Thursday Night 53°F Mostly Cloudy then Slight Chance Rain Showers 5 mph SE 15%
Friday 70°F Slight Chance Rain Showers then Partly Sunny 5 to 10 mph SE 15%

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.