Sioux City weather live forecast

Tomorrow's maximum temperature in Sioux City is expected to be 88°F.

5-day weather forecast updated at 04:01 on Sunday 15th June 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 Sunday 15th June 2025

Expect isolated thunderstorms in Sioux City, Iowa with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 56% chance of some rain and a light breeze of 7 mph from the south.

  • 88°F maximum temperature88
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 56% chance of some rain56
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 mph from the South7
    mph wind from S

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Sioux City weather for Monday 16th June 2025

Expect isolated thunderstorms in Sioux City, Iowa with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 58% chance of some rain and a gentle breeze of 12 mph from the south.

  • 90°F maximum temperature90
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 58% chance of some rain58
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 12 mph from the South12
    mph wind from S

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Sioux City weather for Tuesday 17th June 2025

Expect isolated thunderstorms in Sioux City, Iowa with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 72% chance of some rain and a light breeze of 6 mph from the north-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 72% chance of some rain72
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 6 mph from the North-East6
    mph wind from NE

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Sioux City weather for Wednesday 18th June 2025

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

  • 81°F maximum temperature81
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 6 mph from the North6
    mph wind from N

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Sioux City weather for Thursday 19th June 2025

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the south-east.

  • 88°F maximum temperature88
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 8 mph from the South-East8
    mph wind from SE

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