Mellette County, SD 14 Day Weather - WeatherWorld.com
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Mellette County, SD Weather Forecast


Mellette County, SD Weather Forecast Dated: 901 PM Tue Oct 27 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.
Tuesday, October 27, 2026
Mid-Morning
36°F 2°C
Sunny
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
53°F 12°C
Sunny
Refreshing around 62°F 17°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the SE to the S at 8 mph 12 km/h.
Wednesday, October 28, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
62°F 17°C
Sunny
Early-Evening
53°F 12°C
Sunny
Mildly cool near 62°F 17°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds switching from the SSW to the ESE at 5 mph 8 km/h.
Thursday, October 29, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
56°F 13°C
Sunny
Comfortable at 64°F 18°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds S at 14 mph 22 km/h. Gusts up to 25 mph 40 km/h.
Friday, October 30, 2026
Mid-Morning
48°F 9°C
Partly Cloudy
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
56°F 14°C
Overcast
Cool with a high near 64°F 18°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds swinging from the SE to the ESE at 10 mph 16 km/h. Gusts up to 20 mph 33 km/h.
Saturday, October 31, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
61°F 16°C
Overcast
Mild with a high of 68°F 20°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds blowing from the S at 9 mph 15 km/h.
Sunday, November 1, 2026
Mid-Morning
58°F 14°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
61°F 16°C
Overcast
Mildly cool near 66°F 19°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds turning from the S to the SSE at 12 mph 20 km/h. Gusts up to 31 mph 49 km/h.
Monday, November 2, 2026
Mid-Morning
52°F 11°C
Drizzle
Mid-Afternoon
52°F 11°C
Light Showers
Early-Evening
50°F 10°C
Light Showers
Chilly near 52°F 11°C, rounds of showers expected off and on all day, with lower humidity and barometric pressure rising. Winds picking up from NNW at 9 mph 14 km/h to NNW at 19 mph 31 km/h. Gusts up to 33 mph 52 km/h.
Tuesday, November 3, 2026
Mid-Morning
45°F 7°C
Partly Cloudy
Mid-Afternoon
47°F 9°C
Partly Cloudy
Early-Evening
43°F 6°C
Clear
Crisp with a high near 47°F 9°C, cloudy in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds tapering down from NW 13 mph 22 km/h to WNW 4 mph 7 km/h.
Wednesday, November 4, 2026
Mid-Morning
43°F 6°C
Scattered Showers
Mid-Afternoon
47°F 8°C
Scattered Showers
Early-Evening
43°F 6°C
Scattered Showers
Brisk around 47°F 8°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds NW at 13 mph 21 km/h. Gusts up to 29 mph 46 km/h.
Thursday, November 5, 2026
Mid-Morning
42°F 5°C
Partly Cloudy
Mid-Afternoon
48°F 9°C
Scattered Showers
Early-Evening
44°F 7°C
Scattered Showers
Cool and brisk at 48°F 9°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Friday, November 6, 2026
Mid-Morning
47°F 8°C
Cloudy
Mid-Afternoon
55°F 13°C
Overcast
Early-Evening
52°F 12°C
Overcast
Chilly near 55°F 13°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling.
Saturday, November 7, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
51°F 11°C
Overcast
Early-Evening
48°F 9°C
Cloudy
Crisp with a high near 51°F 11°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure.
Sunday, November 8, 2026
Mid-Morning
48°F 9°C
Cloudy
Mid-Afternoon
54°F 12°C
Partly Cloudy
Early-Evening
50°F 10°C
Partly Cloudy
Brisk around 54°F 12°C, cloudy throughout the day, with steady humidity and steady pressure. Winds shifting from the W to the SW at 8 mph 12 km/h. Gusts up to 28 mph 44 km/h.
Monday, November 9, 2026
Mid-Morning
46°F 8°C
Partly Cloudy
Mid-Afternoon
49°F 9°C
Overcast
Early-Evening
42°F 6°C
Overcast
Cool and brisk at 49°F 9°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure rising. Winds building from NNE at 1 mph 1 km/h to NNW at 9 mph 14 km/h.
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