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Bison Muni, SD Weather Forecast
Bison Muni, SD Weather Forecast Dated: 221 PM Sat Sep 19 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.
Saturday, September 19, 2026
Mid-Morning
60°F 16°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
61°F 16°C
Scattered Showers
Refreshing around 63°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds out of the ENE at 11 mph 18 km/h.
Sunday, September 20, 2026
Mid-Morning
56°F 13°C
Light Showers
Mid-Afternoon
55°F 13°C
Light Showers
Early-Evening
55°F 13°C
Light Showers
Cool and brisk at 55°F 13°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds blowing from the E at 13 mph 21 km/h.
Monday, September 21, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
56°F 13°C
Scattered Showers
Early-Evening
56°F 14°C
Scattered Showers
Chilly near 56°F 13°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the ESE to the SE at 13 mph 20 km/h. Gusts up to 20 mph 32 km/h.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
60°F 16°C
Overcast
Cool with a high near 63°F 17°C, overcast throughout the day, with lower humidity and steady pressure. Winds swinging from the SSE to the SE at 17 mph 28 km/h. Gusts up to 28 mph 45 km/h.
Wednesday, September 23, 2026
Mid-Morning
59°F 15°C
Partly Cloudy
Mid-Afternoon
76°F 24°C
Nearby Thunderstorms
Early-Evening
64°F 18°C
Light Showers
Mild with a high of 76°F 24°C, locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds tapering down from SSE 20 mph 32 km/h to ESE 9 mph 15 km/h.
Thursday, September 24, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
70°F 21°C
Sunny
Pleasant near 78°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds turning from the SSE to the SE at 9 mph 15 km/h.
Friday, September 25, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
64°F 18°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds out of the SE at 13 mph 21 km/h. Gusts up to 23 mph 37 km/h.
Saturday, September 26, 2026
Mid-Morning
62°F 17°C
Partly Cloudy
Mid-Afternoon
73°F 23°C
Partly Cloudy
Early-Evening
66°F 19°C
Overcast
Enjoyable around 73°F 23°C, partly cloudy through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds tapering down from NNW 17 mph 27 km/h to NE 8 mph 13 km/h.
Sunday, September 27, 2026
Mid-Morning
61°F 16°C
Cloudy
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
49°F 10°C
Overcast
Mild temperatures up to 75°F 24°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and barometric pressure rising. Winds swinging from the S to the NE at 7 mph 11 km/h.
Monday, September 28, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
56°F 13°C
Sunny
Mildly cool near 62°F 17°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the SE at 14 mph 23 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 29, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
63°F 18°C
Sunny
Pleasant near 70°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SSE to the SE at 24 mph 39 km/h. Gusts up to 38 mph 61 km/h.
Wednesday, September 30, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
64°F 18°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, overcast throughout the day, with steady humidity and steady pressure. Winds SE at 26 mph 41 km/h. Gusts up to 37 mph 59 km/h.
Thursday, October 1, 2026
Mid-Morning
55°F 13°C
Light Showers
Mid-Afternoon
63°F 17°C
Light Showers
Early-Evening
57°F 14°C
Light Showers
Refreshing around 63°F 17°C, rounds of showers expected off and on all day, with steady humidity and barometric pressure rising. Winds moving from the SE to the SSE at 9 mph 15 km/h. Gusts up to 21 mph 34 km/h.
Friday, October 2, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
53°F 12°C
Light Showers
Early-Evening
52°F 11°C
Light Showers
Cool and brisk at 53°F 12°C, clouds and showers taking over for the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the SSE at 7 mph 12 km/h. Gusts up to 25 mph 40 km/h.
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