St Louis weather live forecast

Today's maximum temperature in St Louis is expected to be 32°C. Select a day from the live weather forecast for St Louis, Missouri, USA for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 5th October 2025 GMT

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

St Louis weather forecast by day

Below are the detailed weather forecasts for St Louis for the next 5 days.

St Louis weather for Sunday 5th October 2025

Expect clear skies in St Louis, Missouri with a maximum temperature of 32°C, moderate 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 12 kph from the south.

  • 32°C maximum temperature32
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Clear skies
    clear skies
  • 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
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 12 kph from the South12
    kph wind from S

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St Louis weather for Monday 6th October 2025

Expect mostly cloudy with light rain in St Louis, Missouri with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 25% chance of some rain and a light breeze of 7 kph from the south.

  • 30°C maximum temperature30
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 25% chance of some rain25
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 7 kph from the South7
    kph wind from S

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St Louis weather for Tuesday 7th October 2025

Expect isolated thunderstorms in St Louis, Missouri with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 36% chance of some rain and a light breeze of 7 kph from the north.

  • 28°C maximum temperature28
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 36% chance of some rain36
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 7 kph from the North7
    kph wind from N

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St Louis weather for Wednesday 8th October 2025

Expect sunshine and showers in St Louis, Missouri with a maximum temperature of 26°C, maximum UV of 1 (Low) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 12% chance of some rain and little or no wind of 6 kph from the north-east.

  • 26°C maximum temperature26
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 12% chance of some rain12
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 6 kph from the North-East6
    kph wind from NE

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St Louis weather for Thursday 9th October 2025

Expect scattered clouds in St Louis, Missouri with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

  • 28°C maximum temperature28
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Little or no wind of 6 kph from the East6
    kph wind from E

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

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