Harman US

Kennebec, SD Weather & Growing Conditions

Tonight
57°F
Areas Of Fog
Areas of fog. Cloudy. Low around 57, with temperatures rising to around 60 overnight. North wind around 9 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 57°F Areas Of Fog 9 mph N 4%
Saturday 67°F Areas Of Fog then Cloudy 9 to 13 mph NNE 7%
Saturday Night 55°F Chance Rain Showers 9 to 13 mph NE 36%
Sunday 63°F Rain Showers Likely 12 to 15 mph ENE 68%
Sunday Night 52°F Rain Showers 13 mph ENE 90%
Monday 62°F Rain Showers 13 mph E 88%
Monday Night 48°F Mostly Cloudy 12 mph ESE 14%
Tuesday 68°F Mostly Cloudy 9 to 20 mph SE 14%
Tuesday Night 53°F Mostly Cloudy then Slight Chance Rain Showers 18 mph SE 15%
Wednesday 73°F Chance Rain Showers 18 to 22 mph SSE 28%
Wednesday Night 55°F Chance Rain Showers 12 to 20 mph SSE 29%
Thursday 75°F Chance Rain Showers then Partly Sunny 12 mph SSE 27%
Thursday Night 56°F Partly Cloudy 12 mph SE 7%
Friday 75°F Partly Sunny 10 to 18 mph SE 9%

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

Growing snapshot for Kennebec, SD

Last spring frost
May 12
First fall frost
Sep 28
Growing season
137 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Kennebec, Sd (1.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.