nomadseason

September Weather in Castellaneta, Italy

Last updated: August 23, 2025

In Castellaneta, Italy, the average temperature in September hovers around 22°C (72°F). Throughout the month, temperatures can dip as low as 11°C (53°F) and peak at a toasty 35°C (95°F). Expect about 45 mm (1.8 in) of precipitation spread over 9 days, with an average humidity of 66%, creating a balanced atmosphere for both sunshine and occasional rain.

September Temperature in Castellaneta

In September in Castellaneta, the average temperature is 22°C (72°F). Maximums can reach up to 35°C (95°F), while minimums can dip as low as 11°C (53°F). This makes it a great time to explore the outdoors while enjoying warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Castellaneta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castellaneta, September typically has an average temperature of 22°C (72°F), with highs reaching up to 35°C (95°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec454951576575798072635749
Data source: Temperature data for Castellaneta generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Castellaneta

In Castellaneta in September, the precipitation amount is 45 mm (1.8 in) spread over 9 days.

September Precipitation Trends in Castellaneta

The chart displays monthly precipitation patterns in Castellaneta, 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 Castellaneta, September typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec5157545862432232455811252
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Castellaneta

In Castellaneta in September, humidity is 66%. With an average temperature of 22°C (72°F), this humidity feels like walking through a warm, enveloping blanket, making it essential to stay hydrated while exploring the sights and taking regular breaks in shaded areas.

September Average Humidity in Castellaneta

This chart illustrates the average monthly humidity levels in Castellaneta, 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 Castellaneta is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%74%70%71%71%65%61%56%66%74%80%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Castellaneta

In Castellaneta in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Castellaneta.

Maximum UV Index Levels in Castellaneta for September

The chart shows the monthly maximum UV Index (UVI) for Castellaneta 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 Castellaneta typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Castellaneta 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 Castellaneta Compares to Other Months

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

This table compares monthly weather conditions in Castellaneta, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (46°F)51 mm (2.0 inches)82%moderate
February Weather9°C (49°F)57 mm (2.3 inches)74%moderate
March Weather10°C (51°F)54 mm (2.1 inches)70%high
April Weather14°C (57°F)58 mm (2.3 inches)71%very high
May Weather18°C (65°F)62 mm (2.4 inches)71%very high
June Weather24°C (75°F)43 mm (1.7 inches)65%very high
July Weather26°C (79°F)22 mm (0.9 inches)61%very high
August Weather27°C (80°F)32 mm (1.2 inches)56%very high
September Weather22°C (72°F)45 mm (1.8 inches)66%very high
October Weather17°C (63°F)58 mm (2.3 inches)74%high
November Weather14°C (57°F)112 mm (4.4 inches)80%moderate
December Weather10°C (50°F)52 mm (2.0 inches)82%low

Compare Castellaneta's Climate with Cities Worldwide