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Lyons, SD 7-Day Weather Forecast
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Lyons Weather Forecast
Lyons, SD Weather Forecast Date: 238 PM CDT Sun Sep 06 2026
Weather forecast for Lyons, SD
Tonight Lo: 69°F Lo: 21°C |
Tonight... Mostly cloudy. A chance of showers and thunderstorms. Some thunderstorms May produce heavy rainfall this evening. Lows in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50%. |
Labor Day Hi: 89°FHi: 32°C Lo: 69°F Lo: 21°C |
Labor Day... Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Breezy with highs in the upper 80s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 20%. |
Tue Hi: 85°FHi: 29°C Lo: 60°F Lo: 16°C |
Tuesday... Mostly cloudy with a slight chance of showers in the morning, then mostly sunny in the afternoon. Humid with highs in the mid 80s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph in the afternoon. Chance of rain 20%. |
Wed Hi: 79°FHi: 26°C Lo: 55°F Lo: 13°C |
Wednesday... Sunny. Highs in the upper 70s. |
| Thu Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Thursday... Sunny. Highs in the lower 80s. |
| Fri Hi: 85°FHi: 29°C Lo: 59°F Lo: 15°C |
Friday... Sunny. Highs in the mid 80s. |
Sat Hi: 79°FHi: 26°C Lo: 55°F Lo: 13°C |
Saturday... Partly sunny. Highs in the upper 70s. |
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