Sanibel Island weather live forecast

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

5-day weather forecast updated at 04:03 on Tuesday 2nd September 2025 GMT

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

Sanibel Island weather forecast by day

Below are the detailed weather forecasts for Sanibel Island for the next 5 days.

Sanibel Island weather for Tuesday 2nd September 2025

Expect isolated thunderstorms in Sanibel Island, Florida with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 57% chance of some rain and a light breeze of 10 kph from the north.

  • 32°C maximum temperature32
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 57% chance of some rain57
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 10 kph from the North10
    kph wind from N

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Sanibel Island weather for Wednesday 3rd September 2025

Expect isolated thunderstorms in Sanibel Island, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 65% chance of some rain and a light breeze of 8 kph from the north-east.

  • 30°C maximum temperature30
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 65% chance of some rain65
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 8 kph from the North-East8
    kph wind from NE

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Sanibel Island weather for Thursday 4th September 2025

Expect isolated thunderstorms in Sanibel Island, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 83% chance of some rain and a light breeze of 10 kph from the south-west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 83% chance of some rain83
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Sanibel Island weather for Friday 5th September 2025

Expect isolated thunderstorms in Sanibel Island, Florida with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 72% chance of some rain and a light breeze of 10 kph from the south-west.

  • 30°C maximum temperature30
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 72% chance of some rain72
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Sanibel Island weather for Saturday 6th September 2025

Expect broken clouds in Sanibel Island, Florida with a maximum temperature of 31°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 69% chance of some rain and a light breeze of 11 kph from the south-west.

  • 31°C maximum temperature31
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 69% chance of some rain69
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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

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