South Dakota weather live forecast

Today's maximum temperature in South Dakota is expected to be 9°C. Select a day from the live weather forecast for South Dakota (Sioux Falls), USA for more weather parameters.

5-day weather forecast updated at 04:01 on Monday 12th January 2026 GMT

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The 5-day weather forecast for South Dakota (Sioux Falls) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Below are temperatures expected today at popular countries, regions and places in South Dakota. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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South Dakota weather forecast by day

Below are the detailed weather forecasts for South Dakota for the next 5 days. The forecasts shown are for Sioux Falls and may not represent the whole of South Dakota. Browse more destinations in South Dakota to view more weather forecasts.

South Dakota weather for Monday 12th January 2026

Expect broken clouds in South Dakota with a maximum temperature of 9°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

  • 9°C maximum temperature9
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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South Dakota weather for Tuesday 13th January 2026

Expect broken clouds in South Dakota with a maximum temperature of 10°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 35 kph from the north-west.

  • 10°C maximum temperature10
    °C maximum temperature
  • 0°C minimum temperature0
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 6°C wind chill6
    °C wind chill
  • Fresh breeze of 35 kph from the North-West35
    kph wind from NW

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South Dakota weather for Wednesday 14th January 2026

Expect scattered clouds in South Dakota with a maximum temperature of -1°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 cm of snow expected and a fresh breeze of 32 kph from the north.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -8°C wind chill-8
    °C wind chill
  • Fresh breeze of 32 kph from the North32
    kph wind from N

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South Dakota weather for Thursday 15th January 2026

Expect mostly cloudy with light snow in South Dakota with a maximum temperature of 4°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 19% chance of some snow and a fresh breeze of 35 kph from the north-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • -8°C minimum temperature-8
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 19% chance of some snow19
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -2°C wind chill-2
    °C wind chill
  • Fresh breeze of 35 kph from the North-West35
    kph wind from NW

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South Dakota weather for Friday 16th January 2026

Expect broken clouds in South Dakota with a maximum temperature of 0°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a strong breeze of 39 kph from the north-west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -12°C minimum temperature-12
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -8°C wind chill-8
    °C wind chill
  • Strong breeze of 39 kph from the North-West39
    kph wind from NW

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Metric (°C / mm)  |  Imperial (°F / inches)

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