Siena Weather in January

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

The climate in Siena during January can be summarized as cool and reasonably dry.

January is in the winter in Siena and is typically the coldest month of the year. Daytime maximum temperatures average around a cool 9°C (49°F), whilst at night 2°C (36°F) is normal.

Siena weather averages (imperial / metric)
Daytime temperature 9.3°C 48.7°F
Nightly temperature 2.4°C 36.2°F
Average temperature 5.8°C 42.4°F
Daily sunshine 3.9 hrs
Avg rainfall 65 mm 2.6 ins
Rainy days 13 days
Sea temperature 13.6°C 56.4°F
Humidity 77%
Windspeed 10.8kph 7 mph

On average January is the 5th wettest month of the year in Siena with around 65mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.9 hours of sunshine per day.

January temperatures in Siena

Siena average temperature in January

January rainfall

Siena average rain in January

January hourly sunshine

Siena average rain in January

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 January 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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