Average temperatures in Siena during October is 14. Average high degrees are usually 19 and low being 12 degrees celsius. We have put some more info below:

MonthDegrees Celsius
High Temperature19
Low Temperature12
Sunshine Per Day6

Siena, Italy Weather in October FAQs

How is the weather looking?

Generally it will be 14 degress celsius.

What is the average weather like in winter?

The weather in winter is about 9

How does the temperature vary between Summer and Winter?

Average temperate varies by 7 celsius.

How cold should I expect it to get?

On average the low temperatures are12 Click to see more Siena Weather including Siena, Italy September Weather and Siena, Italy November Weather