September Weather in Trezzano sul Naviglio, Italy

Last updated: August 23, 2025

In September, the average temperature in Trezzano sul Naviglio, Italy hovers around 20°C (68°F), offering a comfortable climate. Expect temperatures to vary, with minimums dipping to 8°C (47°F) and maximums reaching up to 31°C (87°F). The region experiences a total precipitation of 148 mm (5.8 in) over approximately 11 days, while the average humidity settles at a lush 74%.

September Temperature in Trezzano sul Naviglio

In September in Trezzano sul Naviglio, the average temperature is 20°C (68°F), with a maximum that can reach 31°C (87°F) and a minimum that can dip as low as 8°C (47°F). It's a great time to visit Trezzano sul Naviglio, as you can enjoy mild weather suitable for outdoor activities and exploring the local culture.

September Weather in Trezzano sul Naviglio: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Trezzano sul Naviglio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trezzano sul Naviglio, September typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (87°F) and lows dropping to around 8°C (47°F).

Data source: Temperature data for Trezzano sul Naviglio generated using information from the Copernicus Climate Change Service.

September Precipitation in Trezzano sul Naviglio

In Trezzano sul Naviglio in September, the precipitation amount is 148 mm (5.8 in) spread over a duration of 11 days.

September Precipitation Trends in Trezzano sul Naviglio

The chart displays monthly precipitation patterns in Trezzano sul Naviglio, 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 Trezzano sul Naviglio, September typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Trezzano sul Naviglio

In Trezzano sul Naviglio in September humidity is 74%. With an average temperature of 20°C (68°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting, prompting travelers to seek shade and hydration more often.

September Average Humidity in Trezzano sul Naviglio

This chart illustrates the average monthly humidity levels in Trezzano sul Naviglio, 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 Trezzano sul Naviglio is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Trezzano sul Naviglio

In Trezzano sul Naviglio in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Trezzano sul Naviglio, you can refer to this Hourly UV Index in Trezzano sul Naviglio.

Maximum UV Index Levels in Trezzano sul Naviglio for September

The chart shows the monthly maximum UV Index (UVI) for Trezzano sul Naviglio 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 Trezzano sul Naviglio typically reaches 6, which falls under the high exposure category.

Data source: Trezzano sul Naviglio 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 Trezzano sul Naviglio Compares to Other Months

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

This table compares monthly weather conditions in Trezzano sul Naviglio, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	43 mm (1.7 inches)	88%	low
February Weather	7°C (44°F)	48 mm (1.9 inches)	81%	moderate
March Weather	10°C (50°F)	83 mm (3.3 inches)	76%	moderate
April Weather	14°C (58°F)	108 mm (4.3 inches)	77%	high
May Weather	18°C (65°F)	140 mm (5.5 inches)	74%	very high
June Weather	23°C (75°F)	143 mm (5.6 inches)	71%	very high
July Weather	25°C (77°F)	154 mm (6.1 inches)	67%	very high
August Weather	25°C (76°F)	116 mm (4.6 inches)	64%	very high
September Weather	20°C (68°F)	148 mm (5.8 inches)	74%	high
October Weather	15°C (59°F)	115 mm (4.5 inches)	87%	moderate
November Weather	9°C (49°F)	170 mm (6.7 inches)	88%	moderate
December Weather	5°C (40°F)	87 mm (3.4 inches)	85%	low