Harman US

Wetonka, SD Weather & Growing Conditions

Tonight
54°F
Areas Of Fog
Areas of fog and patchy drizzle. Cloudy, with a low around 54. East northeast wind 8 to 13 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 54°F Areas Of Fog 8 to 13 mph ENE 21%
Saturday 67°F Areas Of Fog 9 to 13 mph NE 3%
Saturday Night 52°F Cloudy 8 to 12 mph NE 10%
Sunday 65°F Cloudy then Slight Chance Rain Showers 10 to 14 mph NE 24%
Sunday Night 49°F Chance Rain Showers 6 to 9 mph ENE 39%
Monday 65°F Chance Rain Showers then Mostly Cloudy 8 mph E 39%
Monday Night 46°F Mostly Cloudy 7 mph ESE 2%
Tuesday 67°F Partly Sunny 5 to 14 mph SE 3%
Tuesday Night 49°F Mostly Cloudy 12 mph SSE 14%
Wednesday 69°F Mostly Cloudy then Slight Chance Rain Showers 13 to 16 mph SSE 18%
Wednesday Night 52°F Chance Rain Showers 8 to 13 mph SSE 28%
Thursday 72°F Chance Rain Showers then Partly Sunny 9 mph SSE 28%
Thursday Night 53°F Partly Cloudy 7 mph SE 11%
Friday 73°F Partly Sunny 7 to 14 mph SE 11%

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

Growing snapshot for Wetonka, SD

Last spring frost
May 9
First fall frost
Sep 28
Growing season
141 days
Hardiness zone
4b

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

Climate data from the nearest NOAA station, Leola, Sd (13.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.