Erwin, SD 14 Day Weather - 57233 WeatherWorld.com
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Erwin, SD Weather Forecast


Erwin, SD Weather Forecast Dated: 950 PM Sun Sep 06 2026
Expect a mild stretch 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.
Sunday, September 6, 2026
Mid-Morning
77°F 25°C
Cloudy
Mid-Afternoon
74°F 24°C
Drizzle
Early-Evening
73°F 23°C
Rain
Pleasant near 74°F 24°C, drier morning followed by showers lasting through evening, with lower humidity and steady pressure. Winds out of the SSE at 10 mph 16 km/h.
Monday, September 7, 2026
Mid-Morning
64°F 18°C
Overcast
Mid-Afternoon
80°F 27°C
Overcast
Early-Evening
80°F 27°C
Nearby Thunderstorms
Balmy with temperatures reaching 80°F 27°C, locally heavy thunderstorms at times, with lower humidity and barometric pressure falling. Winds blowing from the SSE at 21 mph 34 km/h. Gusts up to 34 mph 54 km/h.
Tuesday, September 8, 2026
Mid-Morning
69°F 20°C
Cloudy
Mid-Afternoon
81°F 27°C
Overcast
Early-Evening
79°F 26°C
Sunny
Quite warm around 81°F 27°C, overcast through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds moving from the SW to the WNW at 9 mph 15 km/h.
Wednesday, September 9, 2026
Mid-Morning
60°F 16°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
71°F 22°C
Sunny
Mild temperatures up to 73°F 23°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the NW at 16 mph 26 km/h.
Thursday, September 10, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
77°F 25°C
Sunny
Mild with a high of 79°F 26°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the S to the SE at 9 mph 14 km/h.
Friday, September 11, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
76°F 24°C
Sunny
Pleasant near 78°F 26°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure rising. Winds turning from the NNE to the ESE at 10 mph 16 km/h.
Saturday, September 12, 2026
Mid-Morning
63°F 17°C
Partly Cloudy
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
74°F 23°C
Cloudy
Comfortable with temperatures reaching 76°F 25°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds switching from the SE to the E at 16 mph 26 km/h. Gusts up to 28 mph 44 km/h.
Sunday, September 13, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
66°F 19°C
Cloudy
Early-Evening
61°F 16°C
Scattered Showers
Cool with a high near 66°F 19°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the ENE to the SW at 8 mph 13 km/h.
Monday, September 14, 2026
Mid-Morning
48°F 9°C
Overcast
Mid-Afternoon
56°F 13°C
Overcast
Early-Evening
54°F 12°C
Overcast
Brisk around 56°F 13°C, overcast throughout the day, with lower humidity and steady pressure. Winds swinging from the NNE to the E at 9 mph 13 km/h.
Tuesday, September 15, 2026
Mid-Morning
52°F 11°C
Light Fog
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
69°F 20°C
Sunny
Mildly cool near 67°F 20°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the SSE to the SE at 13 mph 21 km/h. Gusts up to 25 mph 41 km/h.
Wednesday, September 16, 2026
Mid-Morning
60°F 15°C
Scattered Showers
Mid-Afternoon
69°F 20°C
Sunny
Early-Evening
60°F 16°C
Sunny
Pleasant near 69°F 20°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds turning from the NW to the NE at 13 mph 20 km/h. Gusts up to 21 mph 34 km/h.
Thursday, September 17, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
61°F 16°C
Overcast
Early-Evening
60°F 16°C
Overcast
Cool with a high near 61°F 16°C, cloudy in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling. Winds switching from the ESE to the SE at 15 mph 24 km/h. Gusts up to 26 mph 42 km/h.
Friday, September 18, 2026
Mid-Morning
61°F 16°C
Cloudy
Mid-Afternoon
79°F 26°C
Partly Cloudy
Early-Evening
80°F 27°C
Sunny
Enjoyable around 79°F 26°C, cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the S to the SSW at 17 mph 27 km/h. Gusts up to 33 mph 52 km/h.
Saturday, September 19, 2026
Mid-Morning
58°F 14°C
Light Showers
Mid-Afternoon
56°F 13°C
Scattered Showers
Early-Evening
49°F 10°C
Cloudy
Cool and brisk at 56°F 13°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds blowing from the NW at 21 mph 33 km/h. Gusts up to 27 mph 43 km/h.
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