Siena Weather in May

What's the weather like in Siena (Tuscany) in May 2024?

The climate in Siena during May can be summarized as mild and reasonably dry.

May is in the spring in Siena and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 21°C (70°F), whilst at night 11°C (51°F) is normal.

Siena weather averages (imperial / metric)
Daytime temperature 21.1°C 69.9°F
Nightly temperature 10.6°C 51°F
Average temperature 15.8°C 60.4°F
Daily sunshine 7.8 hrs
Avg rainfall 58 mm 2.3 ins
Rainy days 12 days
Sea temperature 18°C 64.4°F
Humidity 72%
Windspeed 9.7kph 6 mph

On average May is the 4th driest month of the year in Siena with around 58mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.8 hours of sunshine per day.

May temperatures in Siena

Siena average temperature in May

May rainfall

Siena average rain in May

May hourly sunshine

Siena average rain in May

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Siena in May 2024.

Other monthly averages

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UV index Best time to go?

Siena weather stats

Siena weather statistics
Hottest month: July 28.4°C 83.1°F
Driest month: July 30mm 1.2ins
Sunniest month: July 10.4hrs
Coldest month: January 9.1°C 48.4°F
Wettest month: November 103mm 4.1ins
Map showing location of Siena (43.32004, 11.33283) Siena map pin © Google

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