September Weather in Lu, Italy

Last updated: August 23, 2025

In Lu, Italy, the average temperature in September hovers around 21°C (70°F). Expect a refreshing range with minimums dipping to 7°C (45°F) and maximums soaring to 32°C (91°F). Rainfall is not uncommon, with an average precipitation of 62 mm (2.4 in) spread over about 10 days. Additionally, prepare for a bit of humidity, as the average settles around 74%.

September Temperature in Lu

In September in Lu, the average temperature is 21°C (70°F). Maximums can reach 32°C (91°F), while minimums can drop to as low as 7°C (45°F). This moderate climate makes Lu an ideal destination for outdoor activities and exploration during this time of year.

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

The chart illustrates September temperature patterns in Lu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lu, September typically has an average temperature of 21°C (70°F), with highs reaching up to 32°C (91°F) and lows dropping to around 7°C (45°F).

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

September Precipitation in Lu

In Lu in September, the total precipitation amount is 62 mm (2.4 in) over a period of 10 days.

September Precipitation Trends in Lu

The chart displays monthly precipitation patterns in Lu, 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 Lu, September typically receives around 62 mm (2.4 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Lu

In Lu in September humidity is 74%. With an average temperature of 21°C (70°F), this humidity feels like a warm, moist embrace, making outdoor activities both invigorating and slightly draining, so travelers should stay hydrated and take breaks often.

September Average Humidity in Lu

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

In Lu 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 Lu, you can refer to this Hourly UV Index in Lu.

Maximum UV Index Levels in Lu for September

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

Data source: Lu 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 Lu Compares to Other Months

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

This table compares monthly weather conditions in Lu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (38°F)	39 mm (1.5 inches)	88%	low
February Weather	7°C (44°F)	45 mm (1.8 inches)	81%	moderate
March Weather	10°C (50°F)	54 mm (2.1 inches)	76%	moderate
April Weather	14°C (57°F)	72 mm (2.8 inches)	77%	high
May Weather	18°C (65°F)	99 mm (3.9 inches)	74%	very high
June Weather	24°C (75°F)	70 mm (2.7 inches)	71%	very high
July Weather	25°C (78°F)	76 mm (3.0 inches)	67%	very high
August Weather	26°C (78°F)	51 mm (2.0 inches)	64%	very high
September Weather	21°C (70°F)	62 mm (2.4 inches)	74%	high
October Weather	15°C (59°F)	101 mm (4.0 inches)	87%	moderate
November Weather	9°C (49°F)	149 mm (5.9 inches)	88%	moderate
December Weather	4°C (39°F)	74 mm (2.9 inches)	85%	low