Weather WorldMellette County, SD 7-Day Weather Forecast
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Mellette County Weather Forecast
Mellette County, SD Weather Forecast Date: 452 AM CDT Sun Oct 11 2026
Weather forecast for Mellette County, SD
Morning Lo: 55°F Lo: 13°C |
Early This Morning... Mostly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph. |
Today Hi: 71°FHi: 22°C Lo: 45°F Lo: 7°C |
Today... Partly cloudy. Cooler with highs in the lower 70s. North winds 10 to 15 mph with gusts up to 25 mph. |
Columbus Day Hi: 65°FHi: 18°C Lo: 41°F Lo: 5°C |
Columbus Day... Mostly cloudy with a slight chance of showers in the morning, then mostly sunny in the afternoon. Highs in the mid 60s. North winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of rain 20%. |
| Tue Hi: 60°FHi: 16°C Lo: 41°F Lo: 5°C |
Tuesday... Partly cloudy. Highs around 60. North winds 5 to 10 mph. |
Wed Hi: 60°FHi: 16°C Lo: 41°F Lo: 5°C |
Wednesday... Partly cloudy. A slight chance of rain in the morning, then a chance of rain in the afternoon. Highs around 60. Chance of rain 40%. |
| Thu Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Thursday... Mostly cloudy with a 50% chance of rain. Breezy with highs in the upper 50s. |
| Fri Hi: 55°FHi: 13°C Lo: 35°F Lo: 2°C |
Friday... Partly cloudy in the morning, then clearing. Breezy with highs in the mid 50s. |
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