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Warm weather, long days, and vibrant outdoor life define the Italian summer experience.
Average conditions for Siena in summer
Season
Summer
Jun, Jul, Aug
Average High
91044°C
Average Low
50606°C
Precipitation
151013mm
avg/month
Explore each month for detailed weather information
Packing recommendations for summer in Siena
Explore Siena in other seasons
Compare crowds, prices, and events for each month to find the perfect time to visit Siena.
