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September Weather in Vetralla, Italy

Last updated: August 23, 2025

In September, the average temperature in Vetralla, Italy hovers around 21°C (71°F). With a minimum of 10°C (51°F) and a maximum of 31°C (87°F), the climate offers a pleasant variety. Expect about 101 mm (4.0 in) of precipitation over 9 days, while the average humidity sits at a comfortable 66%. Embrace the unique weather of Vetralla this September!

September Temperature in Vetralla

In September, in Vetralla, the average temperature is 21°C (71°F). The maximum can reach 31°C (87°F), and the minimum can be as low as 10°C (51°F). This pleasant climate makes Vetralla an ideal destination for travelers seeking a comfortable getaway.

September Weather in Vetralla: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Vetralla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vetralla, September typically has an average temperature of 21°C (71°F), with highs reaching up to 31°C (87°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec454851566372777870625548
Data source: Temperature data for Vetralla 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 Vetralla

In Vetralla in September, the total precipitation amount is 101 mm (4.0 in), occurring over a span of 9 days.

September Precipitation Trends in Vetralla

The chart displays monthly precipitation patterns in Vetralla, 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 Vetralla, September typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec6979817884353026101108184126
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vetralla

In Vetralla in September, humidity is 66%. With an average temperature of 21°C (71°F), this humidity feels like a warm, sticky embrace that can make outdoor activities a bit taxing but also lends a vibrant energy to the atmosphere, ideal for those who appreciate a tropical ambiance while exploring.

September Average Humidity in Vetralla

This chart illustrates the average monthly humidity levels in Vetralla, 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 Vetralla 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 Vetralla

In Vetralla 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 Vetralla.

Maximum UV Index Levels in Vetralla for September

The chart shows the monthly maximum UV Index (UVI) for Vetralla 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 Vetralla typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34578101097532
Data source: Vetralla 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 Vetralla Compares to Other Months

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

This table compares monthly weather conditions in Vetralla, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (45°F)69 mm (2.7 inches)84%moderate
February Weather9°C (49°F)79 mm (3.1 inches)76%moderate
March Weather10°C (51°F)81 mm (3.2 inches)68%moderate
April Weather13°C (56°F)78 mm (3.1 inches)70%high
May Weather17°C (64°F)84 mm (3.3 inches)69%very high
June Weather22°C (72°F)35 mm (1.4 inches)62%very high
July Weather25°C (77°F)30 mm (1.2 inches)57%very high
August Weather26°C (78°F)26 mm (1.0 inches)55%very high
September Weather21°C (71°F)101 mm (4.0 inches)66%high
October Weather17°C (62°F)108 mm (4.2 inches)79%moderate
November Weather13°C (55°F)184 mm (7.2 inches)84%moderate
December Weather9°C (49°F)126 mm (5.0 inches)83%low

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