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Yankton County, SD Weather Forecast
Yankton County, SD Weather Forecast Date: 239 PM CDT Thu Oct 01 2026
The area/counties/county of: Yankton, including the city of Yankton.or toggle through each period.
Tonight... Partly cloudy. Cooler with lows in the mid 40s. North winds 5 to 10 mph.
Friday... Sunny. Highs in the lower 60s. East winds around 5 mph, becoming southeast with gusts up to 20 mph in the afternoon.
Friday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Saturday... Sunny. Highs in the upper 60s. South winds 10 to 15 mph with gusts up to 30 mph.
Saturday Night... Mostly clear. Lows around 50. Northwest winds 5 to 10 mph.
Sunday... Sunny. Highs in the mid 60s.
Sunday Night... Clear. Lows in the upper 40s.
Monday... Sunny. Highs in the mid 60s.
Monday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s.
Tuesday... Mostly sunny. Highs in the lower 70s.
Tuesday Night... Partly cloudy. Lows in the upper 50s.
Wednesday... Sunny. Highs in the lower 70s.
Wednesday Night... Mostly clear. Lows in the mid 50s.
POP = Probability of Precipitation
Yankton County Radar Loop
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