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September Weather in Sarteano, Italy

Last updated: August 23, 2025

In September, the average temperature in Sarteano, Italy is a pleasant 20°C (68°F). Expect some variability, with minimums dropping to 7°C (45°F) and maximums peaking at 31°C (88°F). You'll find the weather fairly moist, with an average precipitation of 77 mm (3.0 in) spread over 9 days, and an average humidity level of 66%. Enjoy your stay!

September Temperature in Sarteano

In September in Sarteano, the average temperature is 20°C (68°F). The maximum can reach 31°C (88°F) and the minimum can be as low as 7°C (45°F). This makes it an ideal time to explore the sights while enjoying comfortable weather.

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

The chart illustrates September temperature patterns in Sarteano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sarteano, September typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (88°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec414548546171767768595144
Data source: Temperature data for Sarteano 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 Sarteano

In Sarteano in September, the precipitation amount is 77 mm (3.0 in) over the course of 9 days.

September Precipitation Trends in Sarteano

The chart displays monthly precipitation patterns in Sarteano, 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 Sarteano, September typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec4766667793403540778514199
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sarteano

In Sarteano in September, humidity is 66%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making outdoor activities enjoyable but potentially a bit sticky, so travelers should stay hydrated and consider light, breathable clothing for comfort.

September Average Humidity in Sarteano

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

In Sarteano 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 Sarteano.

Maximum UV Index Levels in Sarteano for September

The chart shows the monthly maximum UV Index (UVI) for Sarteano 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 Sarteano typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24678101097532
Data source: Sarteano 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 Sarteano Compares to Other Months

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

This table compares monthly weather conditions in Sarteano, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)47 mm (1.8 inches)84%low
February Weather7°C (45°F)66 mm (2.6 inches)76%moderate
March Weather9°C (48°F)66 mm (2.6 inches)68%high
April Weather12°C (54°F)77 mm (3.0 inches)70%high
May Weather16°C (62°F)93 mm (3.7 inches)69%very high
June Weather22°C (71°F)40 mm (1.6 inches)62%very high
July Weather24°C (76°F)35 mm (1.4 inches)57%very high
August Weather25°C (77°F)40 mm (1.6 inches)55%very high
September Weather20°C (68°F)77 mm (3.0 inches)66%high
October Weather15°C (59°F)85 mm (3.4 inches)79%moderate
November Weather11°C (51°F)141 mm (5.5 inches)84%moderate
December Weather7°C (44°F)99 mm (3.9 inches)83%low

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