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September Weather in Castellano, Italy

Last updated: August 23, 2025

In September, the average temperature in Castellano, Italy hovers around 22°C (72°F), providing a pleasant climate. Expect minimums of 14°C (58°F) and peaks reaching up to 29°C (85°F). During this month, anticipate about 65 mm (2.6 in) of precipitation spread over 7 days, contributing to an average humidity of 67%.

September Temperature in Castellano

In September in Castellano, the average temperature is 22°C (72°F). Maximums can reach 29°C (85°F) and minimums can be as low as 14°C (58°F). This mild climate makes Castellano an ideal destination for travelers seeking pleasant weather.

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

The chart illustrates September temperature patterns in Castellano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellano, September typically has an average temperature of 22°C (72°F), with highs reaching up to 29°C (85°F) and lows dropping to around 14°C (58°F).
JanFebMarAprMayJunJulAugSepOctNovDec474951576574787972645750
Data source: Temperature data for Castellano 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 Castellano

In Castellano in September, the total precipitation amount is 65 mm (2.6 in) over a span of 7 days.

September Precipitation Trends in Castellano

The chart displays monthly precipitation patterns in Castellano, 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 Castellano, September typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec495759396313332065449875
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Castellano

In Castellano in September humidity is 67%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, creating a tropical ambiance that can be both refreshing and slightly stifling for traveling.

September Average Humidity in Castellano

This chart illustrates the average monthly humidity levels in Castellano, 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 Castellano is approximately 67%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%78%69%71%71%63%59%54%67%79%84%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Castellano

In Castellano 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 Castellano.

Maximum UV Index Levels in Castellano for September

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

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

This table compares monthly weather conditions in Castellano, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)49 mm (1.9 inches)85%low
February Weather9°C (49°F)57 mm (2.2 inches)78%moderate
March Weather10°C (51°F)59 mm (2.3 inches)69%high
April Weather14°C (57°F)39 mm (1.5 inches)71%high
May Weather18°C (65°F)62 mm (2.5 inches)71%very high
June Weather23°C (74°F)13 mm (0.5 inches)63%very high
July Weather26°C (79°F)33 mm (1.3 inches)59%very high
August Weather26°C (80°F)20 mm (0.8 inches)54%very high
September Weather22°C (72°F)65 mm (2.6 inches)67%high
October Weather18°C (64°F)44 mm (1.7 inches)78%moderate
November Weather14°C (58°F)98 mm (3.9 inches)84%moderate
December Weather10°C (51°F)74 mm (2.9 inches)86%low

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