South Dakota weather live forecast

Today's maximum temperature in South Dakota is expected to be 4°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 Thursday 15th 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 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 2 hours of bright sunshine. There are 0-2 cm of snow expected with 25% chance of some snow and a fresh breeze of 33 kph from the north-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 25% chance of some snow25
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -1°C wind chill-1
    °C wind chill
  • Fresh breeze of 33 kph from the North-West33
    kph wind from NW

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South Dakota weather for Friday 16th January 2026

Expect mostly cloudy with light snow in South Dakota with a maximum temperature of -1°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 20% chance of some snow and a strong breeze of 42 kph from the north-west.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -14°C minimum temperature-14
    °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)
  • 20% chance of some snow20
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -9°C wind chill-9
    °C wind chill
  • Strong breeze of 42 kph from the North-West42
    kph wind from NW

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South Dakota weather for Saturday 17th January 2026

Expect broken clouds in South Dakota with a maximum temperature of -14°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a fresh breeze of 34 kph from the north-west.

  • -14°C maximum temperature-14
    °C maximum temperature
  • -17°C minimum temperature-17
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -25°C wind chill-25
    °C wind chill
  • Fresh breeze of 34 kph from the North-West34
    kph wind from NW

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South Dakota weather for Sunday 18th January 2026

Expect broken clouds in South Dakota with a maximum temperature of -2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a fresh breeze of 37 kph from the north-west.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -17°C minimum temperature-17
    °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
  • -10°C wind chill-10
    °C wind chill
  • Fresh breeze of 37 kph from the North-West37
    kph wind from NW

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South Dakota weather for Monday 19th January 2026

Expect scattered clouds in South Dakota with a maximum temperature of -10°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 cm of snow expected and a fresh breeze of 32 kph from the north-west.

  • -10°C maximum temperature-10
    °C maximum temperature
  • -17°C minimum temperature-17
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -20°C wind chill-20
    °C wind chill
  • Fresh breeze of 32 kph from the North-West32
    kph wind from NW

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

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