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Swanson School, SD Weather Forecast
Swanson School, SD Weather Forecast Dated: 524 PM Mon Sep 21 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Monday, September 21, 2026
Mid-Morning
49°F 9°C
Drizzle
Mid-Afternoon
49°F 9°C
Scattered Showers
Early-Evening
49°F 9°C
Overcast
Brisk around 49°F 9°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the NE to the ENE at 8 mph 12 km/h.
Tuesday, September 22, 2026
Mid-Morning
48°F 9°C
Scattered Showers
Mid-Afternoon
58°F 14°C
Scattered Showers
Early-Evening
55°F 13°C
Scattered Showers
Mildly cool near 58°F 14°C, scattered downpours possible, with lower humidity and steady pressure. Winds switching from the SE to the ESE at 15 mph 23 km/h. Gusts up to 25 mph 41 km/h.
Wednesday, September 23, 2026
Mid-Morning
53°F 12°C
Scattered Showers
Mid-Afternoon
68°F 20°C
Overcast
Early-Evening
64°F 18°C
Overcast
Enjoyable around 68°F 20°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds moving from the SE to the SSE at 16 mph 26 km/h. Gusts up to 30 mph 48 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
67°F 19°C
Scattered Showers
Early-Evening
63°F 17°C
Overcast
Cool with a high near 67°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the S to the SE at 8 mph 13 km/h.
Friday, September 25, 2026
Mid-Morning
57°F 14°C
Light Fog
Mid-Afternoon
63°F 17°C
Scattered Showers
Early-Evening
62°F 17°C
Scattered Showers
Refreshing around 63°F 17°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds shifting from the E to the ESE at 9 mph 14 km/h.
Saturday, September 26, 2026
Mid-Morning
64°F 18°C
Scattered Showers
Mid-Afternoon
67°F 19°C
Scattered Showers
Early-Evening
70°F 21°C
Scattered Showers
Mildly cool near 67°F 19°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds turning from the SSE to the WSW at 4 mph 6 km/h.
Sunday, September 27, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
67°F 20°C
Overcast
Comfortable at 66°F 19°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds switching from the SSE to the SE at 13 mph 21 km/h. Gusts up to 25 mph 41 km/h.
Monday, September 28, 2026
Mid-Morning
65°F 18°C
Light Showers
Mid-Afternoon
80°F 26°C
Nearby Thunderstorms
Early-Evening
79°F 26°C
Nearby Thunderstorms
Quite warm around 80°F 26°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds moving from the SSE to the NW at 18 mph 29 km/h. Gusts up to 34 mph 55 km/h.
Tuesday, September 29, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
67°F 19°C
Sunny
Refreshing around 67°F 19°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the WNW to the E at 7 mph 11 km/h.
Wednesday, September 30, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
60°F 16°C
Sunny
Mildly cool near 65°F 18°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure rising. Winds shifting from the SSW to the NNE at 10 mph 16 km/h.
Thursday, October 1, 2026
Mid-Morning
51°F 10°C
Sunny
Mid-Afternoon
56°F 13°C
Scattered Showers
Early-Evening
58°F 15°C
Overcast
Chilly near 56°F 13°C, scattered downpours possible, with lower humidity and steady pressure. Winds turning from the NW to the ESE at 5 mph 8 km/h.
Friday, October 2, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
59°F 15°C
Overcast
Cool with a high near 61°F 16°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds increasing from the SE at 5 mph 9 km/h to ESE at 13 mph 21 km/h. Gusts up to 24 mph 38 km/h.
Saturday, October 3, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
57°F 14°C
Overcast
Early-Evening
53°F 12°C
Overcast
Brisk around 57°F 14°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds out of the SSE at 23 mph 37 km/h. Gusts up to 33 mph 53 km/h.
Sunday, October 4, 2026
Mid-Morning
42°F 6°C
Heavy Rain Showers
Mid-Afternoon
43°F 6°C
Light Showers
Early-Evening
44°F 7°C
Scattered Showers
Biting cold near 43°F 6°C, scattered downpours possible, with steady humidity and steady pressure. Winds tapering down from SE 14 mph 23 km/h to ESE 5 mph 8 km/h.
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