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Marion, SD 7-Day Weather Forecast
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Marion Weather Forecast
Marion, SD Weather Forecast Date: 934 PM CDT Sat Sep 05 2026
Weather forecast for Marion, SD
Tonight Lo: 71°F Lo: 22°C |
Tonight... Mostly clear this evening, then becoming mostly cloudy. Lows in the lower 70s. Southeast winds 5 to 10 mph with gusts up to 20 mph. |
Sun Hi: 81°FHi: 27°C Lo: 69°F Lo: 21°C |
Sunday... Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Humid with highs in the lower 80s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40%. |
Labor Day Hi: 91°FHi: 33°C Lo: 71°F Lo: 22°C |
Labor Day... Mostly cloudy in the morning, then becoming mostly sunny. Breezy with highs in the lower 90s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Heat index values in the upper 90s in the afternoon. |
| Tue Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Tuesday... Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs in the upper 80s. Chance of rain 50%. |
Wed Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Wednesday... Sunny. Highs in the lower 80s. |
| Thu Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Thursday... Mostly sunny. Highs in the mid 80s. |
| Fri Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Friday... Mostly sunny. Highs in the upper 80s. |
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