Lower Brule, SD 14 Day Weather - 57548 WeatherWorld.com
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Lower Brule, SD Weather Forecast


Lower Brule, SD Weather Forecast Dated: 336 AM Thu Sep 17 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Thursday, September 17, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
62°F 17°C
Light Showers
Refreshing around 63°F 17°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure. Winds out of the E at 13 mph 21 km/h. Gusts up to 27 mph 43 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Light Fog
Mid-Afternoon
62°F 17°C
Overcast
Early-Evening
60°F 16°C
Overcast
Mildly cool near 62°F 17°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the NE to the NNW at 9 mph 15 km/h.
Saturday, September 19, 2026
Mid-Morning
54°F 12°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Overcast
Early-Evening
57°F 14°C
Overcast
Comfortable at 58°F 14°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds moving from the N to the NE at 9 mph 14 km/h.
Sunday, September 20, 2026
Mid-Morning
52°F 11°C
Light Showers
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
52°F 11°C
Light Showers
Crisp with a high near 50°F 10°C, rounds of showers expected off and on all day, with steady humidity and steady pressure.
Monday, September 21, 2026
Mid-Morning
52°F 11°C
Scattered Showers
Mid-Afternoon
54°F 12°C
Scattered Showers
Early-Evening
53°F 12°C
Scattered Showers
Brisk around 54°F 12°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds swinging from the ESE to the E at 8 mph 13 km/h.
Tuesday, September 22, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
67°F 20°C
Overcast
Early-Evening
65°F 19°C
Overcast
Mildly cool near 67°F 20°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds shifting from the SE to the SW at 12 mph 19 km/h. Gusts up to 21 mph 34 km/h.
Wednesday, September 23, 2026
Mid-Morning
53°F 12°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable at 63°F 17°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds WNW at 18 mph 29 km/h. Gusts up to 22 mph 34 km/h.
Thursday, September 24, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
66°F 19°C
Overcast
Cool with a high near 64°F 18°C, partly cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the WNW to the NW at 7 mph 11 km/h.
Friday, September 25, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
75°F 24°C
Sunny
Mild temperatures up to 75°F 24°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the S to the SE at 12 mph 20 km/h. Gusts up to 27 mph 43 km/h.
Saturday, September 26, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
89°F 31°C
Cloudy
Early-Evening
87°F 31°C
Sunny
Very warm with a high of 89°F 31°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds decreasing from SSE 17 mph 27 km/h to SW 6 mph 10 km/h.
Sunday, September 27, 2026
Mid-Morning
76°F 25°C
Light Showers
Mid-Afternoon
86°F 30°C
Sunny
Early-Evening
84°F 29°C
Sunny
Warm and summery near 86°F 30°C, scattered morning showers before drying out later, with lower humidity and steady pressure. Winds shifting from the SSW to the NNW at 7 mph 12 km/h.
Monday, September 28, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
62°F 17°C
Scattered Showers
Comfortable with temperatures reaching 74°F 23°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds building from NE at 10 mph 15 km/h to NNE at 18 mph 28 km/h. Gusts up to 28 mph 45 km/h.
Tuesday, September 29, 2026
Mid-Morning
46°F 8°C
Light Showers
Mid-Afternoon
45°F 7°C
Scattered Showers
Early-Evening
45°F 7°C
Overcast
Brisk around 45°F 7°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the NE to the ENE at 9 mph 15 km/h.
Wednesday, September 30, 2026
Mid-Morning
43°F 6°C
Scattered Showers
Mid-Afternoon
44°F 7°C
Scattered Showers
Early-Evening
46°F 8°C
Overcast
Biting cold near 44°F 7°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds moving from the ESE to the ENE at 12 mph 19 km/h. Gusts up to 21 mph 33 km/h.
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