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September Weather in San Liberato, Italy

Last updated: August 23, 2025

In September, the average temperature in San Liberato, Italy hovers around 20°C (69°F). Expect minimums dipping to 7°C (44°F) and highs soaring up to 33°C (91°F). During this period, precipitation measures approximately 120 mm (4.7 in) over 9 days, contributing to an average humidity of 66%. Whether you’re looking for a warm day or a refreshing cool evening, September in San Liberato offers a delightful range of weather.

September Temperature in San Liberato

In September in San Liberato, the average temperature is 20°C (69°F). Maximums can reach 33°C (91°F), while minimums can be as low as 7°C (44°F). It's an ideal time for travelers to enjoy mild weather and comfortable outdoor activities.

September Weather in San Liberato: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Liberato, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Liberato, September typically has an average temperature of 20°C (69°F), with highs reaching up to 33°C (91°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec424648556272777868595245
Data source: Temperature data for San Liberato generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in San Liberato

In San Liberato in September, the precipitation amount is 120 mm (4.7 in) over the course of 9 days.

September Precipitation Trends in San Liberato

The chart displays monthly precipitation patterns in San Liberato, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In San Liberato, September typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec658495809448303112096158153
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Liberato

In San Liberato in September humidity is 66%. With an average temperature of 20°C (69°F), this humidity feels like a gentle enveloping warmth, making it comfortable for traveling but with a slight stickiness that may encourage you to seek shade or refreshments frequently.

September Average Humidity in San Liberato

This chart illustrates the average monthly humidity levels in San Liberato, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in San Liberato is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%76%68%70%69%62%57%55%66%79%84%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Liberato

In San Liberato in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Liberato.

Maximum UV Index Levels in San Liberato for September

The chart shows the monthly maximum UV Index (UVI) for San Liberato in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in San Liberato typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34578101097542
Data source: San Liberato September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in San Liberato Compares to Other Months

Weather in San Liberato varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in San Liberato, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in San Liberato, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)65 mm (2.6 inches)84%moderate
February Weather8°C (46°F)84 mm (3.3 inches)76%moderate
March Weather9°C (49°F)95 mm (3.7 inches)68%moderate
April Weather13°C (55°F)80 mm (3.1 inches)70%high
May Weather17°C (63°F)94 mm (3.7 inches)69%very high
June Weather22°C (72°F)48 mm (1.9 inches)62%very high
July Weather25°C (77°F)30 mm (1.2 inches)57%very high
August Weather25°C (78°F)31 mm (1.2 inches)55%very high
September Weather20°C (69°F)120 mm (4.7 inches)66%high
October Weather15°C (60°F)95 mm (3.8 inches)79%moderate
November Weather11°C (52°F)158 mm (6.2 inches)84%moderate
December Weather7°C (45°F)153 mm (6.0 inches)83%low

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