Key West weather forecast

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Last updated at 04:02 on Saturday 15th August 2020 GMT

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The 5-day weather forecast for Key West, Florida is provided by the Swiss meteorological agency, MeteoBlue. Find out more about our data sources.

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Key West weather forecast by day

Below are the detailed weather forecasts for Key West for the next 5 days.

Key West weather for Saturday 15th August 2020

Below is the Key West weather forecast for Saturday 15th August 2020. Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 47% chance of some rain and a gentle breeze of 16 kph from the south-east.

  • 33°C maximum temperature33
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 47% chance of some rain47
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 16 kph from the South-East16
    kph wind from SE

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Key West weather for Sunday 16th August 2020

Below is the Key West weather forecast for Sunday 16th August 2020. Expect scattered clouds in Key West, Florida with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

  • 33°C maximum temperature33
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 11 kph from the South-East11
    kph wind from SE

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Key West weather for Monday 17th August 2020

Below is the Key West weather forecast for Monday 17th August 2020. Expect scattered clouds in Key West, Florida with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.

  • 33°C maximum temperature33
    °C maximum temperature
  • 29°C minimum temperature29
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 8 kph from the South-East8
    kph wind from SE

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Key West weather for Tuesday 18th August 2020

Below is the Key West weather forecast for Tuesday 18th August 2020. Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 54% chance of some rain and a light breeze of 7 kph from the south-east.

  • 32°C maximum temperature32
    °C maximum temperature
  • 29°C minimum temperature29
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 54% chance of some rain54
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 7 kph from the South-East7
    kph wind from SE

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Key West weather for Wednesday 19th August 2020

Below is the Key West weather forecast for Wednesday 19th August 2020. Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 90% chance of some rain and a light breeze of 10 kph from the south-east.

  • 31°C maximum temperature31
    °C maximum temperature
  • 28°C minimum temperature28
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 90% chance of some rain90
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 10 kph from the South-East10
    kph wind from SE

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

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