Siena weather in December 2020

  • 10°C maximum daytime temperature in December in Siena10
    10°C max day temperature
  • 3 hours of sunshine per day
  • 13 days with some rainfall in December in Siena13
    13 days with some rainfall
  • 3°C minimum night-time temperature in December in Siena3
    3°C 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
  • 69 mm monthly rainfall in December in Siena69
    69 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Siena1
    1 (Low) UV index
  • Top deals & discounts
  • Siena weather overview
  • Siena climate averages by month
  • More destinations
  • Best time to go to Siena
  • Siena 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The December weather guide for Siena, Tuscany 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.

  • Save up to 20% on family holidays in summer 2020
  • Book 7 night holidays for under £1,000 per family
  • Travel between 18th Jul & 31st Aug 2020 (inclusive)

Expires at 23:59 on Friday 31st Jul 2020 · View all Eurocamp offers

How warm is it in Siena in December?

Daytime temperatures usually reach 10°C in Siena in December, falling to 3°C 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 69mm.

Siena sunrise & sunset times for December 2020

Browse the sunrise & sunset times for Siena in December 2020. Select a month to view Siena sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Tuesday, 1st December 2020 07:27 16:40
Wednesday, 16th December 2020 07:41 16:40
Thursday, 31st December 2020 07:47 16:49
  • Browse low fares on Qatar Airways flights worldwide
  • Depart from regional airports acorss the UK
  • Book flights the Middle East, Asia, Africa, Europe & the Americas

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

Back to top

Discover more about Italy

Where's warm in Tuscany in December?

Below are average maximum temperatures at popular destinations in Tuscany in December. Select a destination to see more weather parameters.

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.