Florianopolis weather live forecast

Today's maximum temperature in Florianopolis is expected to be 21°C. Select a day from the live weather forecast for Florianopolis, Brazil for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 18th September 2026 GMT

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

Florianopolis weather forecast by day

Below are the detailed weather forecasts for Florianopolis for the next 5 days.

Florianopolis weather for Friday 18th September 2026

Expect mostly cloudy with light rain in Florianopolis, Brazil with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 63% chance of some rain and little or no wind of 6 kph from the north.

  • 21°C maximum temperature21
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 63% chance of some rain63
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Little or no wind of 6 kph from the North6
    kph wind from N

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Florianopolis weather for Saturday 19th September 2026

Expect cloudy with some rain in Florianopolis, Brazil with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 100% chance of some rain and a light breeze of 9 kph from the north-east.

  • 20°C maximum temperature20
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 100% chance of some rain100
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Light breeze of 9 kph from the North-East9
    kph wind from NE

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Florianopolis weather for Sunday 20th September 2026

Expect isolated thunderstorms in Florianopolis, Brazil with a maximum temperature of 24°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 41% chance of some rain and a light breeze of 9 kph from the north.

  • 24°C maximum temperature24
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 41% chance of some rain41
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 9 kph from the North9
    kph wind from N

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Florianopolis weather for Monday 21st September 2026

Expect isolated thunderstorms in Florianopolis, Brazil with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 69% chance of some rain and little or no wind of 5 kph from the north.

  • 24°C maximum temperature24
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 69% chance of some rain69
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 5 kph from the North5
    kph wind from N

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Florianopolis weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Florianopolis, Brazil with a maximum temperature of 21°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 50 mm or more of rainfall expected with 79% chance of some rain and a light breeze of 7 kph from the south.

  • 21°C maximum temperature21
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 79% chance of some rain79
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 kph from the South7
    kph wind from S

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