Hammann Lake, SD 14 Day Weather

Feedback E-mail the Weather

Quick Weather Clicks

Hammann Lake, SD Weather - 14-Day Weather Forecast

Current Conditions

Settings
Hammann Lake SD Weather - Clear - 87°F
Clear
87°F
Updated 11:26 am
Feels Like 77°F
Humidity 18%
Wind WSW 14 mph
Barometer  29.55 in
Dew Point 39°F
Hammann Lake SD Weather - Clear - 31°C
Clear
31°C
Updated 11:26 am
Feels Like 25°C
Humidity 18%
Wind WSW 23 km/h
Barometer  100 kPa
Dew Point 4°C
Hammann Lake, SD Weather and Current Conditionshammann lake sd weather forecast

Hammann Lake, SD Weather Forecast

Hammann Lake South Dakota WeatherHammann Lake, South Dakota Weather Weather Forecast
14 day API Hammann Lake weather forecast. Note. Our 7-day Hammann 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.
Hammann Lake, SD Weather Forecast Dated: 1126 AM Sat Oct 10 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.

Saturday, October 10, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-10 - Morning - Sunny
73°F 23°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-10 - Afternoon - Partly Cloudy
90°F 32°C
Partly Cloudy
Early-Evening
Hammann Lake Weather - 2026-10-10 - Evening - Sunny
80°F 27°C
Sunny
Very hot with temperatures reaching 90°F 32°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the SW to the SSW at 12 mph 19 km/h. Gusts up to 26 mph 42 km/h.

Sunday, October 11, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-11 - Morning - Overcast
57°F 14°C
Overcast
Mid-Afternoon
Hammann Lake Weather - 2026-10-11 - Afternoon - Overcast
63°F 17°C
Overcast
Early-Evening
Hammann Lake Weather - 2026-10-11 - Evening - Overcast
57°F 14°C
Overcast
Mildly cool near 63°F 17°C, overcast throughout the day, with steady humidity and steady pressure. Winds switching from the NNE to the NE at 13 mph 21 km/h.

Monday, October 12, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-12 - Morning - Cloudy
50°F 10°C
Cloudy
Mid-Afternoon
Hammann Lake Weather - 2026-10-12 - Afternoon - Partly Cloudy
63°F 17°C
Partly Cloudy
Early-Evening
Hammann Lake Weather - 2026-10-12 - Evening - Sunny
55°F 13°C
Sunny
Comfortable at 63°F 17°C, overcast in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds moving from the ENE to the NNW at 13 mph 20 km/h.

Tuesday, October 13, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-13 - Morning - Sunny
47°F 8°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-13 - Afternoon - Partly Cloudy
59°F 15°C
Partly Cloudy
Early-Evening
Hammann Lake Weather - 2026-10-13 - Evening - Cloudy
56°F 14°C
Cloudy
Cool with a high near 59°F 15°C, sunny in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.

Wednesday, October 14, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-14 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-14 - Afternoon - Overcast
66°F 19°C
Overcast
Early-Evening
Hammann Lake Weather - 2026-10-14 - Evening - Scattered Showers
58°F 15°C
Scattered Showers
Refreshing around 66°F 19°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds swinging from the SE to the E at 12 mph 18 km/h. Gusts up to 20 mph 32 km/h.

Thursday, October 15, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-15 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
Hammann Lake Weather - 2026-10-15 - Afternoon - Overcast
59°F 15°C
Overcast
Early-Evening
Hammann Lake Weather - 2026-10-15 - Evening - Sunny
51°F 11°C
Sunny
Mildly cool near 59°F 15°C, overcast through the afternoon, turning sunny this evening, with lower humidity and barometric pressure rising. Winds building from NW at 5 mph 8 km/h to NW at 30 mph 48 km/h. Gusts up to 47 mph 75 km/h.

Friday, October 16, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-16 - Morning - Sunny
38°F 3°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-16 - Afternoon - Sunny
46°F 8°C
Sunny
Early-Evening
Hammann Lake Weather - 2026-10-16 - Evening - Sunny
38°F 4°C
Sunny
Chilly near 46°F 8°C, sunny throughout the day, with lower humidity and steady pressure. Winds decreasing from NW 29 mph 47 km/h to NNW 17 mph 27 km/h. Gusts up to 28 mph 46 km/h.

Saturday, October 17, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-17 - Morning - Sunny
31°F 0°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-17 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Hammann Lake Weather - 2026-10-17 - Evening - Sunny
45°F 8°C
Sunny
Crisp with a high near 50°F 10°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds out of the SSE at 18 mph 29 km/h. Gusts up to 27 mph 43 km/h.

Sunday, October 18, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-18 - Morning - Overcast
49°F 10°C
Overcast
Mid-Afternoon
Hammann Lake Weather - 2026-10-18 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Hammann Lake Weather - 2026-10-18 - Evening - Partly Cloudy
58°F 15°C
Partly Cloudy
Mild temperatures up to 71°F 22°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.

Monday, October 19, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-19 - Morning - Partly Cloudy
55°F 13°C
Partly Cloudy
Mid-Afternoon
Hammann Lake Weather - 2026-10-19 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Hammann Lake Weather - 2026-10-19 - Evening - Partly Cloudy
62°F 17°C
Partly Cloudy
Mild with a high of 72°F 22°C, partly cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.

Tuesday, October 20, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-20 - Morning - Cloudy
52°F 11°C
Cloudy
Mid-Afternoon
Hammann Lake Weather - 2026-10-20 - Afternoon - Drizzle
47°F 9°C
Drizzle
Early-Evening
Hammann Lake Weather - 2026-10-20 - Evening - Drizzle
49°F 10°C
Drizzle
Chilly near 47°F 9°C, clouds and showers taking over for the afternoon and evening, with lower humidity and barometric pressure rising. Winds building from NE at 8 mph 13 km/h to NW at 22 mph 36 km/h. Gusts up to 37 mph 59 km/h.

Wednesday, October 21, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-21 - Morning - Overcast
46°F 8°C
Overcast
Mid-Afternoon
Hammann Lake Weather - 2026-10-21 - Afternoon - Sunny
62°F 16°C
Sunny
Early-Evening
Hammann Lake Weather - 2026-10-21 - Evening - Clear
56°F 13°C
Clear
Cool with a high near 62°F 16°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds swinging from the NW to the W at 6 mph 10 km/h.

Thursday, October 22, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-22 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-22 - Afternoon - Sunny
60°F 16°C
Sunny
Early-Evening
Hammann Lake Weather - 2026-10-22 - Evening - Clear
52°F 11°C
Clear
Refreshing around 60°F 16°C, sunny throughout the day, with lower humidity and steady pressure. Winds easing from WNW 14 mph 22 km/h to E 5 mph 8 km/h.

Friday, October 23, 2026

Mid-Morning
Hammann Lake Weather - 2026-10-23 - Morning - Sunny
48°F 9°C
Sunny
Mid-Afternoon
Hammann Lake Weather - 2026-10-23 - Afternoon - Overcast
66°F 19°C
Overcast
Early-Evening
Hammann Lake Weather - 2026-10-23 - Evening - Clear
57°F 14°C
Clear
Mildly cool near 66°F 19°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling.

Trending Headlines

Hammann Lake, SD Weather Radar Map

Use the map search tool if you want to place a location marker on the radar map...

Hammann Lake, SD 7 Day Weather

National Two Day Weather Forecast


E-mail the Hammann Lake Weather Forecast

Voice your opinion or tell us about page issues...

Weather by the Numbers

Sat, 10th
Hammann Lake SD Weather - Saturday, Oct 10, 2026 - Sunny
Hi: 90°F 32°C
Lo: 64°F 18°C
Sunrise 06:58 AM
Sunset 06:13 PM
Wind WNW 6 mph9 km/h
Dew Point 33°F1°C
uv Index 3
Barometric Pressure 29.44 in997 mb
POP 0% *
Humidity 15%
Sun, 11th
Hammann Lake SD Weather - Sunday, Oct 11, 2026 - Overcast
Hi: 70°F 21°C
Lo: 50°F 10°C
Sunrise 06:59 AM
Sunset 06:11 PM
Wind NNE 13 mph21 km/h
Dew Point 44°F7°C
uv Index 3
Barometric Pressure 29.77 in1008 mb
POP 13% *
Humidity 54%
Mon, 12th
Hammann Lake SD Weather - Monday, Oct 12, 2026 - Partly Cloudy
Hi: 63°F 17°C
Lo: 47°F 8°C
Sunrise 07:00 AM
Sunset 06:09 PM
Wind E 6 mph9 km/h
Dew Point 42°F6°C
uv Index 4
Barometric Pressure 29.8 in1009 mb
POP 6% *
Humidity 59%
Tue, 13th
Hammann Lake SD Weather - Tuesday, Oct 13, 2026 - Partly Cloudy
Hi: 60°F 16°C
Lo: 44°F 6°C
Sunrise 07:02 AM
Sunset 06:08 PM
Wind NNE 4 mph6 km/h
Dew Point 35°F2°C
uv Index 4
Barometric Pressure 30.03 in1017 mb
POP 4% *
Humidity 49%
Wed, 14th
Hammann Lake SD Weather - Wednesday, Oct 14, 2026 - Overcast
Hi: 66°F 19°C
Lo: 48°F 9°C
Sunrise 07:03 AM
Sunset 06:06 PM
Wind SE 13 mph21 km/h
Dew Point 39°F4°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 10% *
Humidity 43%
Thu, 15th
Hammann Lake SD Weather - Thursday, Oct 15, 2026 - Patchy Rain Nearby
Hi: 62°F 17°C
Lo: 46°F 8°C
Sunrise 07:04 AM
Sunset 06:04 PM
Wind NW 23 mph36 km/h
Dew Point 47°F8°C
uv Index 4
Barometric Pressure 29.85 in1011 mb
POP 15% *
Humidity 57%
Fri, 16th
Hammann Lake SD Weather - Friday, Oct 16, 2026 - Sunny
Hi: 46°F 8°C
Lo: 32°F 0°C
Sunrise 07:06 AM
Sunset 06:02 PM
Wind NNW 28 mph45 km/h
Dew Point 14°F-10°C
uv Index 3
Barometric Pressure 30.56 in1035 mb
POP 1% *
Humidity 30%
Sat, 17th
Hammann Lake SD Weather - Saturday, Oct 17, 2026 - Sunny
Hi: 50°F 10°C
Lo: 24°F -4°C
Sunrise 07:07 AM
Sunset 06:01 PM
Wind SSE 14 mph23 km/h
Dew Point -2°F-19°C
uv Index 3
Barometric Pressure 30.5 in1033 mb
POP 0% *
Humidity 15%
Sun, 18th
Hammann Lake SD Weather - Sunday, Oct 18, 2026 - Overcast
Hi: 71°F 22°C
Lo: 38°F 4°C
Sunrise 07:08 AM
Sunset 05:59 PM
Wind NW 7 mph12 km/h
Dew Point 25°F-4°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 9% *
Humidity 20%
Mon, 19th
Hammann Lake SD Weather - Monday, Oct 19, 2026 - Cloudy
Hi: 72°F 22°C
Lo: 49°F 9°C
Sunrise 07:10 AM
Sunset 05:58 PM
Wind SE 3 mph4 km/h
Dew Point 28°F-2°C
uv Index 4
Barometric Pressure 29.83 in1010 mb
POP 5% *
Humidity 22%
Tue, 20th
Hammann Lake SD Weather - Tuesday, Oct 20, 2026 - Patchy Rain Nearby
Hi: 60°F 16°C
Lo: 47°F 9°C
Sunrise 07:11 AM
Sunset 05:56 PM
Wind WNW 9 mph15 km/h
Dew Point 45°F7°C
uv Index 4
Barometric Pressure 29.62 in1003 mb
POP 23% *
Humidity 58%
Wed, 21st
Hammann Lake SD Weather - Wednesday, Oct 21, 2026 - Sunny
Hi: 62°F 16°C
Lo: 42°F 6°C
Sunrise 07:12 AM
Sunset 05:54 PM
Wind WNW 9 mph14 km/h
Dew Point 33°F1°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 42%
Thu, 22nd
Hammann Lake SD Weather - Thursday, Oct 22, 2026 - Sunny
Hi: 60°F 16°C
Lo: 48°F 9°C
Sunrise 07:13 AM
Sunset 05:53 PM
Wind NW 15 mph24 km/h
Dew Point 21°F-6°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 0% *
Humidity 23%
Fri, 23rd
Hammann Lake SD Weather - Friday, Oct 23, 2026 - Overcast
Hi: 66°F 19°C
Lo: 44°F 7°C
Sunrise 07:15 AM
Sunset 05:51 PM
Wind SE 4 mph6 km/h
Dew Point 31°F-1°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 10% *
Humidity 34%
* POP = Probability of Precipitation. Data for 12:00 PM.