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Arlington, SD Weather Forecast
Arlington, SD Weather Forecast Dated: 326 PM Thu Sep 17 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.
Thursday, September 17, 2026
Mid-Morning
56°F 13°C
Light Fog
Mid-Afternoon
72°F 22°C
Overcast
Early-Evening
70°F 21°C
Overcast
Pleasant near 72°F 22°C, overcast throughout the day, with lower humidity and steady pressure. Winds turning from the ENE to the E at 10 mph 16 km/h.
Friday, September 18, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
57°F 14°C
Light Showers
Early-Evening
55°F 13°C
Scattered Showers
Cool and brisk at 57°F 14°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the ESE to the NE at 10 mph 16 km/h.
Saturday, September 19, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
52°F 11°C
Scattered Showers
Early-Evening
52°F 11°C
Overcast
Chilly near 52°F 11°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds moving from the NNE to the NE at 10 mph 16 km/h.
Sunday, September 20, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
51°F 10°C
Scattered Showers
Early-Evening
52°F 11°C
Light Showers
Crisp with a high near 51°F 10°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the NE to the ENE at 11 mph 17 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 21, 2026
Mid-Morning
47°F 9°C
Light Showers
Mid-Afternoon
46°F 8°C
Scattered Showers
Early-Evening
46°F 8°C
Scattered Showers
Brisk around 46°F 8°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds shifting from the E to the NE at 6 mph 10 km/h.
Tuesday, September 22, 2026
Mid-Morning
50°F 10°C
Light Fog
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
66°F 19°C
Partly Cloudy
Mildly cool near 64°F 18°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds turning from the ESE to the E at 10 mph 15 km/h. Gusts up to 21 mph 33 km/h.
Wednesday, September 23, 2026
Mid-Morning
48°F 9°C
Rain Showers
Mid-Afternoon
58°F 15°C
Cloudy
Early-Evening
61°F 16°C
Sunny
Comfortable at 58°F 15°C, early showers breaking for a drier afternoon, with lower humidity and steady pressure. Winds out of the WNW at 22 mph 35 km/h. Gusts up to 23 mph 38 km/h.
Thursday, September 24, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
60°F 15°C
Partly Cloudy
Early-Evening
60°F 16°C
Partly Cloudy
Cool with a high near 60°F 15°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds blowing from the NW at 14 mph 22 km/h.
Friday, September 25, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
67°F 20°C
Sunny
Refreshing around 67°F 20°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the W to the SSE at 8 mph 13 km/h.
Saturday, September 26, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
73°F 23°C
Sunny
Early-Evening
77°F 25°C
Overcast
Mild with a high of 73°F 23°C, cloudy through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the S at 21 mph 33 km/h. Gusts up to 39 mph 62 km/h.
Sunday, September 27, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
77°F 25°C
Overcast
Early-Evening
79°F 26°C
Scattered Showers
Pleasant near 77°F 25°C, scattered downpours possible, with steady humidity and steady pressure. Winds turning from the S to the W at 10 mph 16 km/h.
Monday, September 28, 2026
Mid-Morning
65°F 19°C
Sunny
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
63°F 17°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds switching from the ENE to the NE at 15 mph 24 km/h. Gusts up to 25 mph 40 km/h.
Tuesday, September 29, 2026
Mid-Morning
44°F 7°C
Scattered Showers
Mid-Afternoon
43°F 6°C
Scattered Showers
Early-Evening
42°F 6°C
Scattered Showers
Nippy around 43°F 6°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds easing from NNE 19 mph 31 km/h to NE 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.
Wednesday, September 30, 2026
Mid-Morning
40°F 5°C
Overcast
Mid-Afternoon
40°F 5°C
Light Showers
Early-Evening
41°F 5°C
Overcast
Biting cold near 40°F 5°C, clouds building with afternoon showers likely, with steady humidity and barometric pressure falling. Winds swinging from the E to the ESE at 12 mph 19 km/h. Gusts up to 21 mph 33 km/h.
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