Seneca, SD 14 Day Weather - 57473 WeatherWorld.com
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Seneca, SD Weather Forecast


Seneca, SD Weather Forecast Dated: 927 PM Thu Sep 17 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Thursday, September 17, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
68°F 20°C
Overcast
Pleasant near 71°F 22°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the ENE to the SE at 9 mph 14 km/h.
Friday, September 18, 2026
Mid-Morning
53°F 12°C
Light Showers
Mid-Afternoon
53°F 12°C
Scattered Showers
Early-Evening
53°F 12°C
Overcast
Cool and brisk at 53°F 12°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the E to the ENE at 9 mph 14 km/h.
Saturday, September 19, 2026
Mid-Morning
51°F 10°C
Light Fog
Mid-Afternoon
52°F 11°C
Scattered Showers
Early-Evening
54°F 12°C
Overcast
Chilly near 52°F 11°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds moving from the NE to the ENE at 10 mph 15 km/h.
Sunday, September 20, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
61°F 16°C
Scattered Showers
Early-Evening
55°F 13°C
Light Showers
Cool with a high near 61°F 16°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds swinging from the ENE to the SE at 5 mph 8 km/h.
Monday, September 21, 2026
Mid-Morning
49°F 9°C
Scattered Showers
Mid-Afternoon
51°F 11°C
Overcast
Early-Evening
54°F 12°C
Overcast
Brisk around 51°F 11°C, scattered downpours possible, with lower humidity and steady pressure. Winds blowing from the E at 10 mph 16 km/h.
Tuesday, September 22, 2026
Mid-Morning
46°F 8°C
Overcast
Mid-Afternoon
57°F 14°C
Scattered Showers
Early-Evening
59°F 15°C
Partly Cloudy
Cool and brisk at 57°F 14°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds SE at 14 mph 22 km/h. Gusts up to 21 mph 33 km/h.
Wednesday, September 23, 2026
Mid-Morning
48°F 9°C
Light Showers
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
50°F 10°C
Scattered Showers
Chilly near 50°F 10°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the SSE to the SE at 8 mph 13 km/h.
Thursday, September 24, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
69°F 20°C
Sunny
Cool with a high near 65°F 18°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Friday, September 25, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
67°F 19°C
Overcast
Mild temperatures up to 71°F 22°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds moving from the SE to the SSE at 15 mph 24 km/h. Gusts up to 27 mph 43 km/h.
Saturday, September 26, 2026
Mid-Morning
58°F 14°C
Light Showers
Mid-Afternoon
65°F 18°C
Overcast
Early-Evening
65°F 19°C
Cloudy
Mildly cool near 65°F 18°C, early showers breaking for a drier afternoon, with lower humidity and steady pressure. Winds swinging from the SSE to the SE at 12 mph 18 km/h. Gusts up to 20 mph 31 km/h.
Sunday, September 27, 2026
Mid-Morning
60°F 16°C
Partly Cloudy
Mid-Afternoon
75°F 24°C
Cloudy
Early-Evening
76°F 24°C
Sunny
Pleasant near 75°F 24°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the SSE at 15 mph 24 km/h. Gusts up to 20 mph 32 km/h.
Monday, September 28, 2026
Mid-Morning
64°F 18°C
Partly Cloudy
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds turning from the ENE to the N at 15 mph 25 km/h. Gusts up to 25 mph 39 km/h.
Tuesday, September 29, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
64°F 18°C
Cloudy
Refreshing around 62°F 17°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds switching from the SE to the ESE at 5 mph 8 km/h.
Wednesday, September 30, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
63°F 17°C
Sunny
Mildly cool near 62°F 17°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the ESE to the SE at 12 mph 20 km/h. Gusts up to 24 mph 39 km/h.
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