St Louis weather live forecast

Tomorrow's maximum temperature in St Louis is expected to be 30°C.

5-day weather forecast updated at 04:00 on Monday 16th June 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 15th June 2025

Expect scattered clouds in St Louis, Missouri with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 kph from the north-east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 kph from the North-East3
    kph wind from NE

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St Louis weather for Monday 16th June 2025

Expect isolated thunderstorms in St Louis, Missouri with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and little or no wind of 3 kph from the south-east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 34% chance of some rain34
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 3 kph from the South-East3
    kph wind from SE

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St Louis weather for Tuesday 17th June 2025

Expect broken clouds in St Louis, Missouri with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south.

  • 32°C maximum temperature32
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    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
  • Little or no wind of 6 kph from the South6
    kph wind from S

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St Louis weather for Wednesday 18th June 2025

Expect isolated thunderstorms in St Louis, Missouri with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 74% chance of some rain and a gentle breeze of 14 kph from the south-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 74% chance of some rain74
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 14 kph from the South-West14
    kph wind from SW

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St Louis weather for Thursday 19th June 2025

Expect isolated thunderstorms in St Louis, Missouri with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 20-30 mm of rainfall expected with 13% chance of some rain and little or no wind of 6 kph from the north-west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 13% chance of some rain13
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Little or no wind of 6 kph from the North-West6
    kph wind from NW

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