Siena weather in December 2024

Expect 50°F daytime maximum temperatures in the shade with on average 3 hours of sunshine per day in Siena in December. Check more long-term weather averages for Siena in December before you book your next holiday to Tuscany in 2024/2025.

  • 50°F maximum daytime temperature in December in Siena50
    50°F max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in December in Siena13
    13 days with some rainfall
  • 37°F minimum night-time temperature in December in Siena37
    37°F min night temperature
  • 9 hours of daylight per day in December in Siena9
    9 hours of daylight per day
  • No heat & humidity in December in Siena0
    No heat & humidity
  • 2.7 inches monthly rainfall in December in Siena2.7
    2.7 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Siena1
    1 (Low) UV index

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The December weather guide for Tuscany (Siena) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Tuscany

How warm is it in Siena in December?

Daytime temperatures usually reach 50°F in Siena in December, falling to 37°F at night.

How sunny is it in Siena in December?

There are normally 3 hours of bright sunshine each day in Siena in December - that's 34% of daylight hours.

Does it rain in Siena in December?

There are usually 13 days with some rain in Siena in December and the average monthly rainfall is 2.7 inches.

Siena December sunrise & sunset times

Browse the sunrise and sunset times for Siena in December 2024. Select a month to view Siena sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st December 2024 07:27 16:40
Monday, 16th December 2024 07:41 16:40
Tuesday, 31st December 2024 07:47 16:49

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