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September Weather in Giglio Castello, Italy

Last updated: August 23, 2025

In Giglio Castello, Italy, the average temperature in September hovers around 23°C (74°F). You're likely to experience a comfortable range, with minimums dipping to 16°C (61°F) and maximums reaching up to 27°C (81°F). Be prepared for some rain, as 51 mm (2.0 in) of precipitation is expected over 7 days, accompanied by an average humidity of 66%.

September Temperature in Giglio Castello

In September in Giglio Castello, the average temperature is 23°C (74°F), with maximums reaching 27°C (81°F) and minimums dropping to as low as 16°C (61°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities in Giglio Castello.

September Weather in Giglio Castello: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Giglio Castello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Giglio Castello, September typically has an average temperature of 23°C (74°F), with highs reaching up to 27°C (81°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec535455586471777873676156
Data source: Temperature data for Giglio Castello 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 Giglio Castello

In Giglio Castello in September, the precipitation amount is 51 mm (2.0 in) over a period of 7 days.

September Precipitation Trends in Giglio Castello

The chart displays monthly precipitation patterns in Giglio Castello, 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 Giglio Castello, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec55555345428104529316886
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Giglio Castello

In Giglio Castello in September humidity is 66%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor activities slightly uncomfortable but still enjoyable for travelers who are properly hydrated and prepared for the moist conditions.

September Average Humidity in Giglio Castello

This chart illustrates the average monthly humidity levels in Giglio Castello, 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 Giglio Castello 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 Giglio Castello

In Giglio Castello 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 Giglio Castello.

Maximum UV Index Levels in Giglio Castello for September

The chart shows the monthly maximum UV Index (UVI) for Giglio Castello 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 Giglio Castello typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457810997532
Data source: Giglio Castello 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 Giglio Castello Compares to Other Months

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

This table compares monthly weather conditions in Giglio Castello, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (54°F)55 mm (2.2 inches)84%low
February Weather12°C (55°F)55 mm (2.2 inches)76%moderate
March Weather13°C (55°F)53 mm (2.1 inches)68%moderate
April Weather15°C (58°F)45 mm (1.8 inches)70%high
May Weather18°C (64°F)42 mm (1.6 inches)69%very high
June Weather22°C (72°F)8 mm (0.3 inches)62%very high
July Weather25°C (77°F)10 mm (0.4 inches)57%very high
August Weather26°C (78°F)4 mm (0.2 inches)55%very high
September Weather23°C (74°F)51 mm (2.0 inches)66%high
October Weather19°C (67°F)93 mm (3.6 inches)79%moderate
November Weather16°C (61°F)168 mm (6.6 inches)84%moderate
December Weather14°C (57°F)86 mm (3.4 inches)83%low

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