Harman US

Frederick, SD Weather & Growing Conditions

Overnight
55°F
Patchy Fog
Patchy fog and a slight chance of drizzle after 2am. Cloudy, with a low around 55. Northeast wind 5 to 8 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 55°F Patchy Fog 5 to 8 mph NE 10%
Saturday 68°F Areas Of Fog then Cloudy 8 to 13 mph NE 6%
Saturday Night 51°F Mostly Cloudy 7 to 12 mph NE 10%
Sunday 66°F Mostly Cloudy 13 mph NE 5%
Sunday Night 47°F Cloudy 5 to 9 mph ENE 6%
Monday 69°F Partly Sunny 8 mph E 6%
Monday Night 43°F Partly Cloudy 7 mph SE 4%
Tuesday 70°F Mostly Sunny 5 to 14 mph SSE 2%
Tuesday Night 49°F Mostly Cloudy 12 mph SSE 14%
Wednesday 70°F Mostly Cloudy then Slight Chance Rain Showers 10 to 16 mph SSE 15%
Wednesday Night 52°F Chance Rain Showers 7 to 13 mph SSE 25%
Thursday 73°F Chance Rain Showers then Partly Sunny 9 mph SSE 25%
Thursday Night 53°F Partly Cloudy 7 mph SSE 10%
Friday 74°F Partly Sunny 7 to 14 mph SSE 10%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Frederick, SD

Last spring frost
May 7
First fall frost
Sep 29
Growing season
145 days
Hardiness zone
4b

Explore more for Frederick, SD: full frost dates · planting calendar · South Dakota frost dates

Climate data from the nearest NOAA station, Columbia 8 N, Sd (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.