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


Olsonville, SD Weather Forecast Dated: 341 AM Tue Sep 08 2026
Expect a mild stretch with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Tuesday, September 8, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
79°F 26°C
Cloudy
Pleasant near 79°F 26°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds easing from NNW 16 mph 26 km/h to ENE 6 mph 9 km/h.
Wednesday, September 9, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
75°F 24°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the NNW to the ENE at 7 mph 11 km/h.
Thursday, September 10, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
87°F 31°C
Sunny
Sizzling hot with 91°F 33°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds decreasing from SSW 18 mph 30 km/h to WSW 9 mph 14 km/h.
Friday, September 11, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
68°F 20°C
Sunny
Mild temperatures up to 76°F 25°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the NNE at 13 mph 20 km/h. Gusts up to 26 mph 41 km/h.
Saturday, September 12, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
85°F 30°C
Cloudy
Early-Evening
86°F 30°C
Overcast
Very warm with a high of 85°F 30°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds building from NNW at 5 mph 9 km/h to SSE at 16 mph 26 km/h. Gusts up to 25 mph 40 km/h.
Sunday, September 13, 2026
Mid-Morning
66°F 19°C
Overcast
Mid-Afternoon
68°F 20°C
Scattered Showers
Early-Evening
60°F 16°C
Light Showers
Pleasant near 68°F 20°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds increasing from the SE at 4 mph 7 km/h to NNW at 13 mph 20 km/h.
Monday, September 14, 2026
Mid-Morning
38°F 4°C
Sunny
Mid-Afternoon
50°F 10°C
Sunny
Early-Evening
47°F 8°C
Sunny
Chilly near 50°F 10°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds easing from NW 24 mph 39 km/h to NNW 15 mph 24 km/h. Gusts up to 22 mph 35 km/h.
Tuesday, September 15, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
57°F 14°C
Cloudy
Early-Evening
58°F 15°C
Sunny
Crisp with a high near 57°F 14°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.
Wednesday, September 16, 2026
Mid-Morning
56°F 13°C
Overcast
Mid-Afternoon
70°F 21°C
Cloudy
Early-Evening
60°F 16°C
Overcast
Mild temperatures up to 70°F 21°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and barometric pressure falling. Winds building from SSW at 9 mph 14 km/h to SSW at 18 mph 29 km/h. Gusts up to 25 mph 40 km/h.
Thursday, September 17, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
81°F 27°C
Sunny
Early-Evening
82°F 28°C
Overcast
Very warm with a high of 81°F 27°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds SSW at 16 mph 26 km/h. Gusts up to 27 mph 44 km/h.
Friday, September 18, 2026
Mid-Morning
47°F 8°C
Scattered Showers
Mid-Afternoon
41°F 5°C
Light Showers
Early-Evening
39°F 4°C
Light Showers
Biting cold near 41°F 5°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds easing from N 24 mph 39 km/h to NW 12 mph 20 km/h. Gusts up to 22 mph 35 km/h.
Saturday, September 19, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
54°F 12°C
Sunny
Early-Evening
55°F 13°C
Sunny
Crisp with a high near 54°F 12°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the E to the SSE at 11 mph 17 km/h.
Sunday, September 20, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
67°F 20°C
Sunny
Early-Evening
72°F 22°C
Sunny
Refreshing around 67°F 20°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds decreasing from S 15 mph 25 km/h to E 5 mph 7 km/h.
Monday, September 21, 2026
Mid-Morning
65°F 18°C
Sunny
Mid-Afternoon
85°F 29°C
Sunny
Early-Evening
88°F 31°C
Sunny
Warm temperatures up to 85°F 29°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the S to the SE at 9 mph 14 km/h.
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