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City of Sisseton, South DakotaSisseton, SD 7-Day Weather Forecast
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Sisseton Weather Forecast
Sisseton, SD Weather Forecast Date: 1109 PM CDT Sat Aug 01 2026
Weather forecast for Sisseton, SD
Tonight Lo: 60°F Lo: 16°C |
Tonight... Partly cloudy. Lows around 60. South winds 5 to 10 mph. |
Sun Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Sunday... Partly sunny and breezy with highs in the mid 80s. South winds 10 to 15 mph, increasing to 15 to 25 mph in the afternoon. |
| Mon Hi: 85°FHi: 29°C Lo: 55°F Lo: 13°C |
Monday... Partly sunny. Humid with highs in the mid 80s. South winds 15 to 20 mph with gusts up to 35 mph. |
Tue Hi: 75°FHi: 24°C Lo: 51°F Lo: 11°C |
Tuesday... Partly cloudy. Highs in the mid 70s. Lows in the lower 50s. |
| Wed Hi: 75°FHi: 24°C Lo: 51°F Lo: 11°C |
Wednesday... Partly cloudy. Highs in the mid 70s. Lows in the lower 50s. |
| Wed Hi: 75°FHi: 24°C Lo: 59°F Lo: 15°C |
Wednesday... Partly cloudy. Highs in the mid 70s. Lows in the lower 50s. |
Thu Hi: 80°FHi: 27°C Lo: 61°F Lo: 16°C |
Thursday... Partly sunny. A slight chance of showers in the morning. Highs around 80. Chance of rain 20%. |
Fri Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Friday... Mostly sunny. Highs in the lower 80s. |
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