Siena weather live forecast

Today's maximum temperature in Siena is expected to be 66°F. Select a day from the live weather forecast for Siena, Tuscany, Italy for more weather parameters.

5-day weather forecast updated at 04:02 on Wednesday 29th October 2025 GMT

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

Siena weather forecast by day

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

Siena weather for Wednesday 29th October 2025

Expect sunshine and showers in Siena, Tuscany with a maximum temperature of 66°F, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 12% chance of some rain and a light breeze of 7 mph from the south.

  • 66°F maximum temperature66
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 12% chance of some rain12
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the South7
    mph wind from S

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Siena weather for Thursday 30th October 2025

Expect isolated thunderstorms in Siena, Tuscany with a maximum temperature of 64°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 40-50 mm of rainfall expected with 87% chance of some rain and a light breeze of 7 mph from the south.

  • 64°F maximum temperature64
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 87% chance of some rain87
    % chance of some rain
  • 40-50 mm of rainfall expected<50
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Light breeze of 7 mph from the South7
    mph wind from S

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Siena weather for Friday 31st October 2025

Expect isolated thunderstorms in Siena, Tuscany with a maximum temperature of 68°F, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 11% chance of some rain and little or no wind of 1 mph from the north-east.

  • 68°F maximum temperature68
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 11% chance of some rain11
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 1 mph from the North-East1
    mph wind from NE

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Siena weather for Saturday 1st November 2025

Expect broken clouds in Siena, Tuscany with a maximum temperature of 68°F, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 2 mph from the south-east.

  • 68°F maximum temperature68
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 2 mph from the South-East2
    mph wind from SE

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Siena weather for Sunday 2nd November 2025

Expect mostly cloudy with light rain in Siena, Tuscany with a maximum temperature of 64°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a light breeze of 4 mph from the south.

  • 64°F maximum temperature64
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 28% chance of some rain28
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 4 mph from the South4
    mph wind from S

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