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Fall River County Weather Forecast
Fall River County, SD Weather Forecast Date: 203 PM MDT Sun Sep 13 2026
Weather forecast for Fall River County, SD
Late Today Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Late This Afternoon... Breezy. Partly cloudy. Near steady temperature in the upper 70s. East winds 20 to 30 mph with gusts up to 40 mph. |
| Mon Hi: 79°FHi: 26°C Lo: 45°F Lo: 7°C |
Monday... Partly cloudy in the morning, then clearing. Breezy with highs in the upper 70s. West winds 20 to 30 mph with gusts up to 50 mph. |
Tue Hi: 75°FHi: 24°C Lo: 51°F Lo: 11°C |
Tuesday... Mostly sunny and breezy. Highs in the mid 70s. West winds 5 to 10 mph with gusts up to 20 mph, increasing to southeast 15 to 25 mph with gusts up to 35 mph in the afternoon. |
| Wed Hi: 85°FHi: 29°C Lo: 55°F Lo: 13°C |
Wednesday... Mostly sunny. Highs in the mid 80s. |
Thu Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Thursday... Mostly cloudy with a chance of showers in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 40%. |
Fri Hi: 79°FHi: 26°C Lo: 51°F Lo: 11°C |
Friday... Mostly cloudy with a slight chance of showers in the morning, then partly cloudy with a chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30%. |
| Sat Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Saturday... Partly cloudy. A chance of showers in the morning, then a slight chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30%. |
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