September Weather in Guia, Italy

Last updated: August 23, 2025

In September, the average temperature in Guia, Italy hovers around 16°C (61°F), with daily highs reaching up to 26°C (80°F) and lows dipping to 5°C (42°F). Visitors should anticipate 153 mm (6.0 in) of precipitation over approximately 18 days, accompanied by an average humidity level of 66%. Ideal for those who enjoy a mild, temperate climate!

September Temperature in Guia

In September in Guia, the average temperature is 16°C (61°F). Maximums can reach 26°C (80°F) and minimums can drop as low as 5°C (42°F). It's advisable to pack layers to comfortably enjoy the varying temperatures during your travels.

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

The chart illustrates September temperature patterns in Guia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guia, September typically has an average temperature of 16°C (61°F), with highs reaching up to 26°C (80°F) and lows dropping to around 5°C (42°F).

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

September Precipitation in Guia

In Guia in September, the total precipitation amount reaches 153 mm (6.0 in) over the course of 18 days.

September Precipitation Trends in Guia

The chart displays monthly precipitation patterns in Guia, 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 Guia, September typically receives around 153 mm (6.0 inches) of precipitation spread over approximately 18 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 Guia

In Guia in September humidity is 66%. With an average temperature of 16°C (61°F), this humidity feels like a heavy blanket enveloping you, making travel somewhat uncomfortable as the air grows sticky and tedious, slightly sapping your energy as you explore.

September Average Humidity in Guia

This chart illustrates the average monthly humidity levels in Guia, 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 Guia is approximately 66%, 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 Guia

In Guia 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 Guia.

Maximum UV Index Levels in Guia for September

The chart shows the monthly maximum UV Index (UVI) for Guia 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 Guia typically reaches 7, which falls under the high exposure category.

Data source: Guia 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 Guia Compares to Other Months

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

This table compares monthly weather conditions in Guia, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	45 mm (1.8 inches)	87%	low
February Weather	3°C (38°F)	83 mm (3.3 inches)	79%	moderate
March Weather	6°C (43°F)	105 mm (4.1 inches)	69%	high
April Weather	9°C (49°F)	178 mm (7.0 inches)	71%	high
May Weather	14°C (57°F)	224 mm (8.8 inches)	70%	very high
June Weather	19°C (66°F)	177 mm (7.0 inches)	65%	very high
July Weather	20°C (68°F)	217 mm (8.5 inches)	61%	very high
August Weather	20°C (69°F)	168 mm (6.6 inches)	54%	very high
September Weather	16°C (61°F)	153 mm (6.0 inches)	66%	high
October Weather	11°C (53°F)	173 mm (6.8 inches)	83%	moderate
November Weather	7°C (45°F)	191 mm (7.5 inches)	88%	moderate
December Weather	2°C (36°F)	157 mm (6.2 inches)	85%	low