Siena has a temperate climate. However, to experience the beauty of the Tuscan countryside, one should visit this region in May or June. As far as temperature is concerned, autumns are very pleasant. Centred around the weather, the city suddenly becomes more alive. Arts events dominate the calendar. From October however, rain showers start and the weather starts getting colder. However, spring brings better weather and this is the time for street festivals here. Summer temperatures vary from 27 degrees to 35 degree Celsius. Autumn temperatures vary from 20-25 degrees Celsius. Average temperatures in spring vary from 15-25 degrees Celsius.
|Month||Avg. Minimum (°C)||Avg. Maximum (°C)|