Deans Lake, SD 14 Day Weather

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Deans Lake, SD Weather - 14-Day Weather Forecast

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Deans Lake SD Weather - Mostly Cloudy - 54°F
Mostly Cloudy
54°F
Updated 8:34 pm
Feels Like 55°F
Humidity 86%
Wind NNW 15 mph
Barometer  29.78 in
Dew Point 50°F
Deans Lake SD Weather - Mostly Cloudy - 12°C
Mostly Cloudy
12°C
Updated 8:34 pm
Feels Like 13°C
Humidity 86%
Wind NNW 24 km/h
Barometer  100.8 kPa
Dew Point 10°C
Deans Lake, SD Weather and Current Conditionsdeans lake sd weather forecast

Deans Lake, SD Weather Forecast

Deans Lake South Dakota WeatherDeans Lake, South Dakota Weather Weather Forecast
14 day API Deans Lake weather forecast. Note. Our 7-day Deans Lake weather forecast is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Deans Lake, SD Weather Forecast Dated: 834 PM Sun Oct 11 2026
Expect a cool pattern with plenty of sunshine and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Sunday, October 11, 2026

Mid-Morning
Deans Lake Weather - 2026-10-11 - Morning - Partly Cloudy
63°F 17°C
Partly Cloudy
Mid-Afternoon
Deans Lake Weather - 2026-10-11 - Afternoon - Overcast
74°F 24°C
Overcast
Early-Evening
Deans Lake Weather - 2026-10-11 - Evening - Overcast
65°F 19°C
Overcast
Pleasant near 74°F 24°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the NNW at 9 mph 15 km/h. Gusts up to 20 mph 32 km/h.

Monday, October 12, 2026

Mid-Morning
Deans Lake Weather - 2026-10-12 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
Deans Lake Weather - 2026-10-12 - Afternoon - Partly Cloudy
67°F 19°C
Partly Cloudy
Early-Evening
Deans Lake Weather - 2026-10-12 - Evening - Overcast
62°F 17°C
Overcast
Mildly cool near 67°F 19°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the NNE to the N at 10 mph 17 km/h.

Tuesday, October 13, 2026

Mid-Morning
Deans Lake Weather - 2026-10-13 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-13 - Afternoon - Overcast
53°F 12°C
Overcast
Early-Evening
Deans Lake Weather - 2026-10-13 - Evening - Overcast
52°F 12°C
Overcast
Chilly near 53°F 12°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the N to the NNW at 9 mph 15 km/h.

Wednesday, October 14, 2026

Mid-Morning
Deans Lake Weather - 2026-10-14 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-14 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-14 - Evening - Sunny
55°F 13°C
Sunny
Cool with a high near 60°F 15°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and steady pressure.

Thursday, October 15, 2026

Mid-Morning
Deans Lake Weather - 2026-10-15 - Morning - Sunny
49°F 9°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-15 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-15 - Evening - Sunny
57°F 14°C
Sunny
Mild with a high of 68°F 20°C, sunny throughout the day, with lower humidity and steady pressure. Winds picking up from WSW at 5 mph 9 km/h to NW at 22 mph 36 km/h. Gusts up to 41 mph 66 km/h.

Friday, October 16, 2026

Mid-Morning
Deans Lake Weather - 2026-10-16 - Morning - Sunny
38°F 4°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-16 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-16 - Evening - Sunny
44°F 7°C
Sunny
Cool and brisk at 50°F 10°C, sunny throughout the day, with lower humidity and steady pressure. Winds tapering down from NNW 15 mph 23 km/h to SSE 7 mph 11 km/h.

Saturday, October 17, 2026

Mid-Morning
Deans Lake Weather - 2026-10-17 - Morning - Sunny
44°F 7°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-17 - Afternoon - Sunny
65°F 18°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-17 - Evening - Sunny
62°F 17°C
Sunny
Comfortable at 65°F 18°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds S at 22 mph 35 km/h. Gusts up to 36 mph 59 km/h.

Sunday, October 18, 2026

Mid-Morning
Deans Lake Weather - 2026-10-18 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-18 - Afternoon - Sunny
73°F 23°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-18 - Evening - Sunny
62°F 17°C
Sunny
Enjoyable around 73°F 23°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the S to the SE at 7 mph 12 km/h.

Monday, October 19, 2026

Mid-Morning
Deans Lake Weather - 2026-10-19 - Morning - Partly Cloudy
52°F 11°C
Partly Cloudy
Mid-Afternoon
Deans Lake Weather - 2026-10-19 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-19 - Evening - Sunny
62°F 17°C
Sunny
Mild temperatures up to 70°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the ESE to the SE at 9 mph 15 km/h.

Tuesday, October 20, 2026

Mid-Morning
Deans Lake Weather - 2026-10-20 - Morning - Sunny
56°F 13°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-20 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-20 - Evening - Sunny
70°F 21°C
Sunny
Mild with a high of 75°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds swinging from the SSE to the SSW at 13 mph 21 km/h. Gusts up to 23 mph 37 km/h.

Wednesday, October 21, 2026

Mid-Morning
Deans Lake Weather - 2026-10-21 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
Deans Lake Weather - 2026-10-21 - Afternoon - Scattered Showers
57°F 14°C
Scattered Showers
Early-Evening
Deans Lake Weather - 2026-10-21 - Evening - Overcast
54°F 12°C
Overcast
Chilly near 57°F 14°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the WNW to the NW at 8 mph 13 km/h.

Thursday, October 22, 2026

Mid-Morning
Deans Lake Weather - 2026-10-22 - Morning - Overcast
49°F 9°C
Overcast
Mid-Afternoon
Deans Lake Weather - 2026-10-22 - Afternoon - Sunny
58°F 14°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-22 - Evening - Sunny
52°F 11°C
Sunny
Cool with a high near 58°F 14°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the WNW to the NW at 17 mph 28 km/h. Gusts up to 33 mph 52 km/h.

Friday, October 23, 2026

Mid-Morning
Deans Lake Weather - 2026-10-23 - Morning - Sunny
38°F 4°C
Sunny
Mid-Afternoon
Deans Lake Weather - 2026-10-23 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Deans Lake Weather - 2026-10-23 - Evening - Sunny
44°F 7°C
Sunny
Brisk around 50°F 10°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the NNW to the ESE at 7 mph 12 km/h.

Saturday, October 24, 2026

Mid-Morning
Deans Lake Weather - 2026-10-24 - Morning - Overcast
44°F 7°C
Overcast
Mid-Afternoon
Deans Lake Weather - 2026-10-24 - Afternoon - Overcast
60°F 15°C
Overcast
Early-Evening
Deans Lake Weather - 2026-10-24 - Evening - Overcast
54°F 12°C
Overcast
Mildly cool near 60°F 15°C, overcast throughout the day, with steady humidity and barometric pressure falling. Winds easing from SSE 20 mph 32 km/h to ESE 11 mph 18 km/h. Gusts up to 21 mph 34 km/h.

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Weather by the Numbers

Sun, 11th
Deans Lake SD Weather - Sunday, Oct 11, 2026 - Partly Cloudy
Hi: 74°F 24°C
Lo: 59°F 15°C
Sunrise 07:44 AM
Sunset 06:56 PM
Wind N 12 mph19 km/h
Dew Point 51°F10°C
uv Index 3
Barometric Pressure 29.71 in1006 mb
POP 6% *
Humidity 51%
Mon, 12th
Deans Lake SD Weather - Monday, Oct 12, 2026 - Partly Cloudy
Hi: 68°F 20°C
Lo: 49°F 9°C
Sunrise 07:45 AM
Sunset 06:55 PM
Wind N 9 mph14 km/h
Dew Point 52°F11°C
uv Index 3
Barometric Pressure 29.68 in1005 mb
POP 7% *
Humidity 67%
Tue, 13th
Deans Lake SD Weather - Tuesday, Oct 13, 2026 - Overcast
Hi: 53°F 12°C
Lo: 45°F 7°C
Sunrise 07:46 AM
Sunset 06:53 PM
Wind N 10 mph16 km/h
Dew Point 39°F4°C
uv Index 1
Barometric Pressure 29.94 in1014 mb
POP 14% *
Humidity 58%
Wed, 14th
Deans Lake SD Weather - Wednesday, Oct 14, 2026 - Sunny
Hi: 62°F 17°C
Lo: 42°F 6°C
Sunrise 07:48 AM
Sunset 06:51 PM
Wind N 8 mph13 km/h
Dew Point 37°F3°C
uv Index 3
Barometric Pressure 30.18 in1022 mb
POP 2% *
Humidity 52%
Thu, 15th
Deans Lake SD Weather - Thursday, Oct 15, 2026 - Sunny
Hi: 63°F 17°C
Lo: 48°F 9°C
Sunrise 07:49 AM
Sunset 06:50 PM
Wind NW 13 mph22 km/h
Dew Point 44°F6°C
uv Index 0
Barometric Pressure 30.18 in1022 mb
POP 3% *
Humidity 52%
Fri, 16th
Deans Lake SD Weather - Friday, Oct 16, 2026 - Sunny
Hi: 51°F 11°C
Lo: 39°F 4°C
Sunrise 07:50 AM
Sunset 06:48 PM
Wind NNW 11 mph17 km/h
Dew Point 22°F-5°C
uv Index 3
Barometric Pressure 30.74 in1041 mb
POP 1% *
Humidity 40%
Sat, 17th
Deans Lake SD Weather - Saturday, Oct 17, 2026 - Sunny
Hi: 62°F 17°C
Lo: 37°F 3°C
Sunrise 07:51 AM
Sunset 06:46 PM
Wind S 24 mph39 km/h
Dew Point 23°F-5°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 28%
Sun, 18th
Deans Lake SD Weather - Sunday, Oct 18, 2026 - Sunny
Hi: 74°F 23°C
Lo: 45°F 7°C
Sunrise 07:53 AM
Sunset 06:44 PM
Wind S 11 mph17 km/h
Dew Point 34°F1°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 32%
Mon, 19th
Deans Lake SD Weather - Monday, Oct 19, 2026 - Sunny
Hi: 69°F 20°C
Lo: 48°F 9°C
Sunrise 07:54 AM
Sunset 06:43 PM
Wind ESE 9 mph14 km/h
Dew Point 40°F4°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 44%
Tue, 20th
Deans Lake SD Weather - Tuesday, Oct 20, 2026 - Sunny
Hi: 70°F 21°C
Lo: 48°F 9°C
Sunrise 07:55 AM
Sunset 06:41 PM
Wind SSE 17 mph28 km/h
Dew Point 46°F8°C
uv Index 5
Barometric Pressure 29.68 in1005 mb
POP 2% *
Humidity 49%
Wed, 21st
Deans Lake SD Weather - Wednesday, Oct 21, 2026 - Overcast
Hi: 69°F 21°C
Lo: 53°F 12°C
Sunrise 07:56 AM
Sunset 06:40 PM
Wind WNW 13 mph21 km/h
Dew Point 37°F3°C
uv Index 3
Barometric Pressure 29.83 in1010 mb
POP 11% *
Humidity 46%
Thu, 22nd
Deans Lake SD Weather - Thursday, Oct 22, 2026 - Partly Cloudy
Hi: 76°F 24°C
Lo: 53°F 12°C
Sunrise 07:58 AM
Sunset 06:38 PM
Wind WNW 24 mph38 km/h
Dew Point 26°F-4°C
uv Index 4
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 34%
Fri, 23rd
Deans Lake SD Weather - Friday, Oct 23, 2026 - Sunny
Hi: 56°F 13°C
Lo: 44°F 7°C
Sunrise 07:59 AM
Sunset 06:36 PM
Wind NNW 10 mph15 km/h
Dew Point 23°F-5°C
uv Index 3
Barometric Pressure 30.24 in1024 mb
POP 1% *
Humidity 43%
Sat, 24th
Deans Lake SD Weather - Saturday, Oct 24, 2026 - Overcast
Hi: 44°F 7°C
Lo: 38°F 4°C
Sunrise 08:00 AM
Sunset 06:35 PM
Wind SSE 19 mph31 km/h
Dew Point 32°F0°C
uv Index 3
Barometric Pressure 29.74 in1007 mb
POP 11% *
Humidity 45%
* POP = Probability of Precipitation. Data for 12:00 PM.