St Petersburg weather live forecast

Today's maximum temperature in St Petersburg is expected to be 25°C. Select a day from the live weather forecast for St Petersburg, Florida, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Friday 5th December 2025 GMT

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

St Petersburg weather forecast by day

Below are the detailed weather forecasts for St Petersburg for the next 5 days.

St Petersburg weather for Friday 5th December 2025

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 25°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south.

  • 25°C maximum temperature25
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 23 kph from the South23
    kph wind from S

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St Petersburg weather for Saturday 6th December 2025

Expect mostly cloudy with light rain in St Petersburg, Florida with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a gentle breeze of 19 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 64% chance of some rain64
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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St Petersburg weather for Sunday 7th December 2025

Expect isolated thunderstorms in St Petersburg, Florida with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 21 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 76% chance of some rain76
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Moderate breeze of 21 kph from the South-West21
    kph wind from SW

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St Petersburg weather for Monday 8th December 2025

Expect isolated thunderstorms in St Petersburg, Florida with a maximum temperature of 22°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 23% chance of some rain and a moderate breeze of 22 kph from the north.

  • 22°C maximum temperature22
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 23% chance of some rain23
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 22 kph from the North22
    kph wind from N

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St Petersburg weather for Tuesday 9th December 2025

Expect scattered clouds in St Petersburg, Florida with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

  • 19°C maximum temperature19
    °C maximum temperature
  • 12°C minimum temperature12
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Moderate breeze of 20 kph from the North-East20
    kph wind from NE

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

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