Key West weather forecast

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Last updated at 04:03 on Friday 16th April 2021 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 Friday 16th April 2021

Below is the Key West weather forecast for Friday 16th April 2021. Expect scattered clouds in Key West, Florida with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 10 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 12 kph from the South12
    kph wind from S

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Key West weather for Saturday 17th April 2021

Below is the Key West weather forecast for Saturday 17th April 2021. Expect scattered clouds in Key West, Florida with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 24°C minimum temperature24
    °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
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the South21
    kph wind from S

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Key West weather for Sunday 18th April 2021

Below is the Key West weather forecast for Sunday 18th April 2021. Expect scattered clouds in Key West, Florida with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 13 kph from the South13
    kph wind from S

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Key West weather for Monday 19th April 2021

Below is the Key West weather forecast for Monday 19th April 2021. Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 41% chance of some rain and a moderate breeze of 21 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 41% chance of some rain41
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 21 kph from the South21
    kph wind from S

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Key West weather for Tuesday 20th April 2021

Below is the Key West weather forecast for Tuesday 20th April 2021. Expect isolated thunderstorms in Key West, Florida with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a moderate breeze of 24 kph from the south.

  • 28°C maximum temperature28
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 55% chance of some rain55
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 24 kph from the South24
    kph wind from S

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

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