Siena weather in August 2021

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  • 28°C maximum daytime temperature in August in Siena28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 8 days with some rainfall in August in Siena8
    8 days with some rainfall
  • 17°C minimum night-time temperature in August in Siena17
    17°C min night temperature
  • 14 hours of daylight per day in August in Siena14
    14 hours of daylight per day
  • Moderate heat & humidity in August in SienaM
    Moderate heat & humidity
  • 43 mm monthly rainfall in August in Siena43
    43 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Siena8
    8 (Very High) UV index

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The August 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.

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How hot is it in Siena in August?

Daytime temperatures usually reach 28°C in Siena in August with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Siena in August?

There are normally 9 hours of bright sunshine each day in Siena in August - that's 63% of daylight hours.

Does it rain in Siena in August?

There are usually 8 days with some rain in Siena in August and the average monthly rainfall is 43mm.

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

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Siena sunrise & sunset times for August 2021

Browse the sunrise and sunset times for Siena in August 2021. Select a month to view Siena sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st August 2021 06:05 20:37
Monday, 16th August 2021 06:21 20:16
Tuesday, 31st August 2021 06:38 19:51
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