San Romano Weather & Climate: Best Time to Visit

The climate in San Romano is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 30°C (86°F) in August to a chilly 11°C (52°F) in the coolest month, January.

Nights vary from 19°C (66°F) in August to around 2°C (36°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

San Romano has a notably wet climate with abundant precipitation, recording 1031 mm (41 in) of rain/snowfall per year. The climate in San Romano shows significant variation throughout the year. Expect high rainfall in November, the wettest month, with an average of 143 mm (5.6 in) of precipitation over 14 rainy days.

In contrast, the driest month July offers drier and sunnier days, with around 35 mm (1.4 in) of rainfall over 6 rainy days. For more details, please visit our San Romano Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, San Romano serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.5 hours of sunshine daily, and embrace the darker days in December, offering only 3.1 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in San Romano.

The city experiences its highest humidity in December, reaching 76%. In July, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year