Summit Lake, SD 14 Day Weather
Quick Weather Clicks
Settings
Sun & Moon


Summit Lake, SD Weather Forecast


Summit Lake, SD Weather Forecast Dated: 308 PM Wed Sep 30 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Wednesday, September 30, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
74°F 23°C
Overcast
Pleasant near 75°F 24°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the WSW to the WNW at 8 mph 12 km/h.
Thursday, October 1, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
60°F 15°C
Overcast
Early-Evening
57°F 14°C
Overcast
Mildly cool near 60°F 15°C, overcast throughout the day, with lower humidity and steady pressure. Winds blowing from the NNW at 13 mph 21 km/h.
Friday, October 2, 2026
Mid-Morning
46°F 8°C
Scattered Showers
Mid-Afternoon
43°F 6°C
Overcast
Early-Evening
49°F 10°C
Scattered Showers
Cold with a high near 43°F 6°C, locally heavy downpours at times, with increasing humidity and barometric pressure falling. Winds moving from the SSW to the SE at 12 mph 19 km/h. Gusts up to 25 mph 40 km/h.
Saturday, October 3, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
67°F 19°C
Sunny
Early-Evening
58°F 15°C
Sunny
Cool with a high near 67°F 19°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure rising. Winds swinging from the SW to the NNW at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.
Sunday, October 4, 2026
Mid-Morning
44°F 7°C
Overcast
Mid-Afternoon
54°F 12°C
Partly Cloudy
Early-Evening
51°F 11°C
Overcast
Brisk around 54°F 12°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds shifting from the N to the NE at 7 mph 11 km/h.
Monday, October 5, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
55°F 13°C
Partly Cloudy
Early-Evening
54°F 12°C
Overcast
Cool and brisk at 55°F 13°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds turning from the SE to the SSE at 14 mph 23 km/h. Gusts up to 28 mph 45 km/h.
Tuesday, October 6, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
64°F 18°C
Scattered Showers
Early-Evening
67°F 20°C
Scattered Showers
Comfortable at 64°F 18°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure falling. Winds easing from SSW 23 mph 36 km/h to WSW 11 mph 18 km/h. Gusts up to 24 mph 39 km/h.
Wednesday, October 7, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
62°F 17°C
Cloudy
Early-Evening
61°F 16°C
Sunny
Cool with a high near 62°F 17°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds blowing from the NW at 20 mph 32 km/h.
Thursday, October 8, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
65°F 19°C
Sunny
Mild temperatures up to 68°F 20°C, sunny throughout the day, with steady humidity and steady pressure. Winds swinging from the SW to the S at 11 mph 18 km/h. Gusts up to 23 mph 37 km/h.
Friday, October 9, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
70°F 21°C
Sunny
Mild with a high of 72°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds out of the SSW at 21 mph 34 km/h. Gusts up to 40 mph 63 km/h.
Saturday, October 10, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
75°F 24°C
Sunny
Pleasant near 76°F 24°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SW to the SSW at 17 mph 28 km/h. Gusts up to 34 mph 54 km/h.
Sunday, October 11, 2026
Mid-Morning
63°F 17°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
65°F 19°C
Overcast
Comfortable with temperatures reaching 71°F 22°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure rising. Winds switching from the WSW to the SW at 11 mph 18 km/h. Gusts up to 21 mph 34 km/h.
Monday, October 12, 2026
Mid-Morning
53°F 12°C
Light Fog
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
64°F 18°C
Sunny
Refreshing around 65°F 18°C, sunny throughout the day, with lower humidity and barometric pressure falling.
Tuesday, October 13, 2026
Mid-Morning
60°F 15°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
71°F 22°C
Sunny
Mild temperatures up to 74°F 23°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the SW to the SSW at 8 mph 13 km/h.
Summit Lake, SD Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...
Weather World