Average humidity in San Romano
The mean monthly relative humidity over the year in San Romano (), Italy.
- On average, December is the most humid month, at 76.0%.
- On average, July is the least humid month, at 67.0%.
- The average annual percentage of humidity is 72%.
Forecast for San Romano
almost clear and no rain
partly cloudy and chance of slight rain
partly cloudy and small chance of slight rain