Keyapaha, SD 14 Day Weather - WeatherWorld.com
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Keyapaha, SD Weather Forecast


Keyapaha, SD Weather Forecast Dated: 100 PM Sat Sep 05 2026
Expect a very warm period with more clouds than sun and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Saturday, September 5, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
92°F 33°C
Cloudy
Early-Evening
77°F 25°C
Heavy Rain Showers
Sizzling hot near 92°F 33°C with a heat index reaching 95°F 35°C, drier conditions through late afternoon before showers move in, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds turning from the WSW to the E at 20 mph 32 km/h. Gusts up to 30 mph 49 km/h.
Sunday, September 6, 2026
Mid-Morning
70°F 21°C
Cloudy
Mid-Afternoon
88°F 31°C
Partly Cloudy
Early-Evening
84°F 28°C
Overcast
Balmy with temperatures reaching 88°F 31°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds building from SSE at 6 mph 10 km/h to SSE at 16 mph 26 km/h. Gusts up to 23 mph 37 km/h.
Monday, September 7, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
89°F 32°C
Overcast
Early-Evening
87°F 30°C
Overcast
Quite warm around 89°F 32°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds moving from the S to the ESE at 13 mph 22 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 8, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
78°F 26°C
Sunny
Warm temperatures up to 80°F 27°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the NW to the N at 9 mph 14 km/h.
Wednesday, September 9, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
78°F 26°C
Overcast
Mild with a high of 78°F 25°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds shifting from the E to the SE at 9 mph 15 km/h.
Thursday, September 10, 2026
Mid-Morning
69°F 21°C
Scattered Showers
Mid-Afternoon
83°F 28°C
Nearby Thunderstorms
Early-Evening
83°F 28°C
Nearby Thunderstorms
Warm and summery near 83°F 28°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds turning from the SSE to the S at 13 mph 21 km/h.
Friday, September 11, 2026
Mid-Morning
76°F 24°C
Partly Cloudy
Mid-Afternoon
85°F 30°C
Cloudy
Early-Evening
83°F 28°C
Overcast
Balmy with temperatures reaching 85°F 30°C, partly cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the SW to the NW at 11 mph 16 km/h.
Saturday, September 12, 2026
Mid-Morning
72°F 22°C
Sunny
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
55°F 13°C
Scattered Showers
Enjoyable around 68°F 20°C, scattered downpours possible, with increasing humidity and steady pressure. Winds building from WNW at 7 mph 11 km/h to NNE at 19 mph 31 km/h. Gusts up to 29 mph 45 km/h.
Sunday, September 13, 2026
Mid-Morning
45°F 7°C
Scattered Showers
Mid-Afternoon
46°F 8°C
Light Showers
Early-Evening
47°F 8°C
Light Showers
Brisk around 46°F 8°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds NNE at 10 mph 16 km/h.
Monday, September 14, 2026
Mid-Morning
57°F 14°C
Light Fog
Mid-Afternoon
64°F 18°C
Light Showers
Early-Evening
60°F 15°C
Light Showers
Mildly cool near 64°F 18°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure. Winds shifting from the E to the NNE at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.
Tuesday, September 15, 2026
Mid-Morning
55°F 13°C
Light Fog
Mid-Afternoon
69°F 21°C
Overcast
Early-Evening
68°F 20°C
Scattered Showers
Pleasant near 69°F 21°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds turning from the ENE to the NNE at 10 mph 16 km/h.
Wednesday, September 16, 2026
Mid-Morning
58°F 15°C
Fog
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
66°F 19°C
Scattered Showers
Cool with a high near 66°F 19°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds switching from the ENE to the NE at 9 mph 14 km/h.
Thursday, September 17, 2026
Mid-Morning
64°F 18°C
Scattered Showers
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
76°F 25°C
Nearby Thunderstorms
Enjoyable around 79°F 26°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds moving from the ESE to the E at 11 mph 17 km/h.
Friday, September 18, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
82°F 28°C
Scattered Showers
Early-Evening
86°F 30°C
Scattered Showers
Warm temperatures up to 82°F 28°C, scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the SE to the W at 6 mph 10 km/h.
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