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City of Vermillion, South DakotaVermillion, SD 7-Day Night Weather Forecast
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Vermillion, SD Weather Forecast
Vermillion, SD Weather Forecast Date: 949 AM CDT Mon Sep 14 2026
The area/counties/county of: Clay, including the city of Vermillion.or toggle through each period.
Rest of Today... A chance of thunderstorms. Showers likely late this morning, then a chance of showers this afternoon. Highs in the mid 70s. Southeast winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 70%.
Tonight... A slight chance of thunderstorms in the evening. Mostly cloudy with a slight chance of showers. Lows in the mid 50s. North winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight. Chance of rain 20%.
Tuesday... Sunny. Less humid with highs in the lower 70s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. East winds 5 to 10 mph.
Wednesday... Mostly cloudy with a 50% chance of showers. Highs in the mid 60s. East winds 5 to 10 mph with gusts up to 20 mph.
Wednesday Night... Mostly cloudy with a 20% chance of showers. Lows in the mid 50s.
Thursday... Mostly cloudy. Highs in the mid 70s.
Thursday Night... Mostly cloudy. A chance of showers in the evening, then showers with a chance of thunderstorms after midnight. Lows around 60. Chance of rain 80%.
Friday... Showers likely with a chance of thunderstorms in the morning, then partly sunny with a chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 70%.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms after midnight. Lows in the upper 50s. Chance of rain 50%.
Saturday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s.
Saturday Night... Mostly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
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