September Weather in Rocca Grimalda, Italy

Last updated: August 23, 2025

In Rocca Grimalda, Italy, the average temperature in September is a comfortable 20°C (68°F), with pleasant highs reaching up to 32°C (89°F) and cooler lows dipping to 6°C (44°F). Expect about 66 mm (2.6 in) of precipitation spread over 10 days, contributing to an average humidity level of 74%. Perfect for those who enjoy a mild and slightly humid climate!

September Temperature in Rocca Grimalda

In September in Rocca Grimalda, the average temperature is 20°C (68°F). Maximums can reach 32°C (89°F), while minimums can drop as low as 6°C (44°F). This makes it a great time for travelers to enjoy a range of outdoor activities while being prepared for varying temperatures.

September Weather in Rocca Grimalda: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Rocca Grimalda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rocca Grimalda, September typically has an average temperature of 20°C (68°F), with highs reaching up to 32°C (89°F) and lows dropping to around 6°C (44°F).

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

September Precipitation in Rocca Grimalda

In Rocca Grimalda in September, the precipitation amount is 66 mm (2.6 in) over the course of 10 days.

September Precipitation Trends in Rocca Grimalda

The chart displays monthly precipitation patterns in Rocca Grimalda, 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 Rocca Grimalda, September typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 10 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 Rocca Grimalda

In Rocca Grimalda 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 Rocca Grimalda

This chart illustrates the average monthly humidity levels in Rocca Grimalda, 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 Rocca Grimalda 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 Rocca Grimalda

In Rocca Grimalda 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 Rocca Grimalda.

Maximum UV Index Levels in Rocca Grimalda for September

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

Data source: Rocca Grimalda 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 Rocca Grimalda Compares to Other Months

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

This table compares monthly weather conditions in Rocca Grimalda, 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)	46 mm (1.8 inches)	88%	low
February Weather	7°C (44°F)	55 mm (2.2 inches)	81%	moderate
March Weather	9°C (49°F)	65 mm (2.6 inches)	76%	moderate
April Weather	13°C (56°F)	74 mm (2.9 inches)	77%	high
May Weather	17°C (63°F)	103 mm (4.1 inches)	74%	very high
June Weather	22°C (72°F)	53 mm (2.1 inches)	71%	very high
July Weather	24°C (76°F)	52 mm (2.1 inches)	67%	very high
August Weather	25°C (77°F)	40 mm (1.6 inches)	64%	very high
September Weather	20°C (68°F)	66 mm (2.6 inches)	74%	high
October Weather	15°C (59°F)	125 mm (4.9 inches)	87%	moderate
November Weather	9°C (49°F)	162 mm (6.4 inches)	88%	moderate
December Weather	4°C (40°F)	96 mm (3.8 inches)	85%	low