Lyons, SD 14 Day Weather - 57041 WeatherWorld.com
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Lyons, SD Weather Forecast


Lyons, SD Weather Forecast Dated: 712 PM Sat Sep 05 2026
Expect a mild stretch with more clouds than sun and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Saturday, September 5, 2026
Mid-Morning
69°F 21°C
Heavy Rain
Mid-Afternoon
90°F 32°C
Scattered Showers
Early-Evening
83°F 29°C
Scattered Showers
Sizzling hot near 90°F 32°C with a heat index reaching 96°F 35°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds turning from the NE to the E at 14 mph 22 km/h. Gusts up to 22 mph 35 km/h.
Sunday, September 6, 2026
Mid-Morning
67°F 19°C
Light Showers
Mid-Afternoon
66°F 19°C
Light Showers
Early-Evening
69°F 21°C
Partly Cloudy
Mildly cool near 66°F 19°C, showers lingering into the afternoon before clearing, with steady humidity and steady pressure. Winds switching from the SSE to the SE at 12 mph 19 km/h. Gusts up to 27 mph 44 km/h.
Monday, September 7, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
88°F 31°C
Overcast
Early-Evening
87°F 31°C
Overcast
Quite warm around 88°F 31°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds moving from the SE to the SSE at 20 mph 32 km/h. Gusts up to 33 mph 53 km/h.
Tuesday, September 8, 2026
Mid-Morning
77°F 25°C
Overcast
Mid-Afternoon
88°F 31°C
Sunny
Early-Evening
81°F 27°C
Sunny
Warm temperatures up to 88°F 31°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the SSW to the WNW at 13 mph 20 km/h. Gusts up to 22 mph 36 km/h.
Wednesday, September 9, 2026
Mid-Morning
65°F 19°C
Sunny
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
76°F 24°C
Overcast
Mild with a high of 79°F 26°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the NW to the WNW at 8 mph 12 km/h.
Thursday, September 10, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
76°F 25°C
Overcast
Pleasant near 78°F 25°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling.
Friday, September 11, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
91°F 33°C
Overcast
Early-Evening
90°F 32°C
Overcast
Hot and sweltering around 91°F 33°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds turning from the S to the SSE at 7 mph 11 km/h.
Saturday, September 12, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
78°F 25°C
Partly Cloudy
Early-Evening
73°F 23°C
Overcast
Enjoyable around 78°F 25°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds switching from the NE to the NNE at 15 mph 24 km/h. Gusts up to 24 mph 39 km/h.
Sunday, September 13, 2026
Mid-Morning
54°F 12°C
Partly Cloudy
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
64°F 18°C
Overcast
Refreshing around 64°F 18°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the NE to the E at 8 mph 13 km/h.
Monday, September 14, 2026
Mid-Morning
57°F 14°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Scattered Showers
Early-Evening
58°F 14°C
Light Showers
Mildly cool near 58°F 14°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds ESE at 9 mph 14 km/h. Gusts up to 20 mph 32 km/h.
Tuesday, September 15, 2026
Mid-Morning
60°F 15°C
Heavy Rain Showers
Mid-Afternoon
65°F 18°C
Light Showers
Early-Evening
60°F 15°C
Light Showers
Comfortable at 65°F 18°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds shifting from the ESE to the NE at 12 mph 19 km/h. Gusts up to 21 mph 35 km/h.
Wednesday, September 16, 2026
Mid-Morning
69°F 21°C
Light Fog
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
67°F 20°C
Scattered Showers
Very warm near 81°F 27°C, though humidity makes it feel like 84°F 29°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds blowing from the E at 6 mph 9 km/h.
Thursday, September 17, 2026
Mid-Morning
65°F 19°C
Light Fog
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
72°F 22°C
Sunny
Enjoyable around 74°F 23°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the NE to the ENE at 9 mph 14 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
74°F 23°C
Scattered Showers
Early-Evening
75°F 24°C
Overcast
Mild temperatures up to 74°F 23°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds moving from the E to the ESE at 18 mph 29 km/h. Gusts up to 33 mph 53 km/h.
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