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


Marcus, SD Weather Forecast Dated: 805 PM Sat Sep 05 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Saturday, September 5, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
93°F 34°C
Scattered Showers
Early-Evening
84°F 29°C
Light Rain
Very hot with temperatures reaching 93°F 34°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds picking up from ESE at 4 mph 7 km/h to SE at 18 mph 29 km/h. Gusts up to 28 mph 45 km/h.
Sunday, September 6, 2026
Mid-Morning
76°F 24°C
Sunny
Mid-Afternoon
89°F 31°C
Sunny
Early-Evening
90°F 32°C
Overcast
Balmy with temperatures reaching 89°F 31°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the SSE to the SE at 13 mph 20 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 7, 2026
Mid-Morning
77°F 25°C
Cloudy
Mid-Afternoon
88°F 31°C
Overcast
Early-Evening
85°F 30°C
Partly Cloudy
Quite warm around 88°F 31°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds NW at 10 mph 16 km/h.
Tuesday, September 8, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
78°F 25°C
Sunny
Early-Evening
77°F 25°C
Sunny
Mild temperatures up to 78°F 25°C, sunny throughout the day, with lower humidity and steady pressure. Winds easing from NW 23 mph 38 km/h to NE 8 mph 12 km/h.
Wednesday, September 9, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
78°F 26°C
Sunny
Mild with a high of 77°F 25°C, overcast through the afternoon, turning sunny this evening, with steady humidity and barometric pressure falling. Winds shifting from the NE to the SW at 6 mph 9 km/h.
Thursday, September 10, 2026
Mid-Morning
67°F 19°C
Cloudy
Mid-Afternoon
83°F 29°C
Overcast
Early-Evening
82°F 28°C
Overcast
Warm and summery near 83°F 29°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the WSW to the E at 9 mph 15 km/h.
Friday, September 11, 2026
Mid-Morning
74°F 24°C
Overcast
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
86°F 30°C
Cloudy
Hot and sweltering around 91°F 33°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds picking up from NNW at 3 mph 4 km/h to NNE at 12 mph 19 km/h. Gusts up to 24 mph 39 km/h.
Saturday, September 12, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
64°F 18°C
Overcast
Cool with a high near 63°F 17°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the NE to the ESE at 7 mph 11 km/h.
Sunday, September 13, 2026
Mid-Morning
52°F 11°C
Scattered Showers
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
62°F 17°C
Partly Cloudy
Brisk around 55°F 13°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds ENE at 9 mph 15 km/h.
Monday, September 14, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
65°F 19°C
Overcast
Early-Evening
60°F 16°C
Scattered Showers
Mildly cool near 65°F 19°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds shifting from the SE to the E at 10 mph 15 km/h.
Tuesday, September 15, 2026
Mid-Morning
55°F 13°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Cloudy
Early-Evening
62°F 17°C
Overcast
Comfortable at 63°F 17°C, scattered downpours possible, with lower humidity and steady pressure. Winds turning from the NNE to the E at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
58°F 14°C
Scattered Showers
Mid-Afternoon
60°F 16°C
Scattered Showers
Early-Evening
59°F 16°C
Scattered Showers
Cool with a high near 60°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds E at 11 mph 17 km/h.
Thursday, September 17, 2026
Mid-Morning
61°F 16°C
Scattered Showers
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
68°F 20°C
Sunny
Enjoyable around 73°F 23°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling. Winds picking up from ESE at 5 mph 8 km/h to ENE at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.
Friday, September 18, 2026
Mid-Morning
63°F 17°C
Scattered Showers
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
74°F 24°C
Sunny
Mild temperatures up to 76°F 25°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds swinging from the ESE to the ENE at 12 mph 19 km/h.
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