Eureka, SD 14 Day Weather - 57437 WeatherWorld.com
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Eureka, SD Weather Forecast


Eureka, SD Weather Forecast Dated: 212 AM Mon Sep 07 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Monday, September 7, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
86°F 30°C
Overcast
Warm and summery near 81°F 27°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds out of the S at 17 mph 27 km/h. Gusts up to 24 mph 39 km/h.
Tuesday, September 8, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
77°F 25°C
Sunny
Balmy with temperatures reaching 80°F 27°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the W at 19 mph 31 km/h. Gusts up to 21 mph 34 km/h.
Wednesday, September 9, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
72°F 22°C
Sunny
Enjoyable around 73°F 23°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the WNW to the NE at 10 mph 17 km/h.
Thursday, September 10, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
83°F 29°C
Sunny
Warm temperatures up to 86°F 30°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SSE to the S at 12 mph 18 km/h.
Friday, September 11, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
69°F 21°C
Sunny
Mild with a high of 73°F 23°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds shifting from the NNW to the SE at 10 mph 15 km/h.
Saturday, September 12, 2026
Mid-Morning
58°F 14°C
Partly Cloudy
Mid-Afternoon
70°F 21°C
Overcast
Early-Evening
64°F 18°C
Overcast
Pleasant near 70°F 21°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the E to the ENE at 20 mph 32 km/h. Gusts up to 29 mph 47 km/h.
Sunday, September 13, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
57°F 14°C
Scattered Showers
Comfortable at 59°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the ENE to the NE at 15 mph 23 km/h. Gusts up to 28 mph 45 km/h.
Monday, September 14, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
57°F 14°C
Cloudy
Early-Evening
56°F 14°C
Overcast
Crisp with a high near 57°F 14°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the NNE to the ESE at 6 mph 9 km/h.
Tuesday, September 15, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
73°F 23°C
Sunny
Mild temperatures up to 72°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SSE to the SE at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
61°F 17°C
Cloudy
Mildly cool near 63°F 17°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure rising. Winds shifting from the NNW to the SE at 9 mph 15 km/h.
Thursday, September 17, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
63°F 17°C
Sunny
Comfortable at 64°F 18°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds blowing from the SSE at 19 mph 30 km/h. Gusts up to 30 mph 48 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Nearby Thunderstorms
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
78°F 26°C
Overcast
Balmy with temperatures reaching 86°F 30°C, heavy thunderstorms conditions at times, with lower humidity and barometric pressure falling. Winds switching from the S to the NNW at 13 mph 20 km/h. Gusts up to 21 mph 34 km/h.
Saturday, September 19, 2026
Mid-Morning
48°F 9°C
Scattered Showers
Mid-Afternoon
47°F 8°C
Scattered Showers
Early-Evening
45°F 7°C
Overcast
Brisk around 47°F 8°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds out of the NW at 19 mph 31 km/h. Gusts up to 31 mph 49 km/h.
Sunday, September 20, 2026
Mid-Morning
41°F 5°C
Scattered Showers
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
51°F 10°C
Sunny
Cool and brisk at 50°F 10°C, scattered downpours possible, with lower humidity and steady pressure. Winds swinging from the NW to the S at 6 mph 10 km/h.
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