Sioux City weather live forecast

Today's maximum temperature in Sioux City is expected to be 55°F. Select a day from the live weather forecast for Sioux City, Iowa, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Tuesday 21st October 2025 GMT

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

Sioux City weather forecast by day

Below are the detailed weather forecasts for Sioux City for the next 5 days.

Sioux City weather for Tuesday 21st October 2025

Expect sunshine and showers in Sioux City, Iowa with a maximum temperature of 55°F, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a fresh breeze of 19 mph from the north-west.

  • 55°F maximum temperature55
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 55°F wind chill55
    °F wind chill
  • Fresh breeze of 19 mph from the North-West19
    mph wind from NW

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Sioux City weather for Wednesday 22nd October 2025

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 57°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-west.

  • 57°F maximum temperature57
    °F maximum temperature
  • 34°F minimum temperature34
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 57°F wind chill57
    °F wind chill
  • Gentle breeze of 8 mph from the North-West8
    mph wind from NW

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Sioux City weather for Thursday 23rd October 2025

Expect clear skies in Sioux City, Iowa with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the south-east.

  • 63°F maximum temperature63
    °F maximum temperature
  • 34°F minimum temperature34
    °F minimum temperature
  • Clear skies
    clear skies
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Little or no wind of 3 mph from the South-East3
    mph wind from SE

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Sioux City weather for Friday 24th October 2025

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 64°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south-east.

  • 64°F maximum temperature64
    °F maximum temperature
  • 39°F minimum temperature39
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Light breeze of 6 mph from the South-East6
    mph wind from SE

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Sioux City weather for Saturday 25th October 2025

Expect fog in low lying areas in Sioux City, Iowa with a maximum temperature of 63°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the south-east.

  • 63°F maximum temperature63
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Fog in low lying areas
    fog in low lying areas
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 63°F wind chill63
    °F wind chill
  • Light breeze of 7 mph from the South-East7
    mph wind from SE

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