July Weather in Palermo, United States

Last updated: June 24, 2025

The average temperature in Palermo, United States during July is a warm 28°C (83°F). Temperatures can range from a cool 15°C (59°F) to a scorching 42°C (108°F). With a minimal precipitation of just 1 mm (0.0 in) over 0 days, the average humidity sits at a comfortable 44%, making it an ideal time to enjoy the sunshine!

July Temperature in Palermo

In July in Palermo, the average temperature is 28°C (83°F). The maximum can reach 42°C (108°F), while the minimum can drop to as low as 15°C (59°F). This range of temperatures makes Palermo an ideal destination for travelers seeking warm weather along with cooler evenings for relaxation.

July Weather in Palermo: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Palermo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Palermo, July typically has an average temperature of 28°C (83°F), with highs reaching up to 42°C (108°F) and lows dropping to around 15°C (59°F).

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

July Precipitation in Palermo

In Palermo in July, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

July Precipitation Trends in Palermo

The chart displays monthly precipitation patterns in Palermo, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Palermo, July typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Palermo

In Palermo in July, humidity is 44%. With an average temperature of 28°C (83°F), this humidity feels like a warm embrace, making it comfortable for exploring outdoor attractions and enjoying leisurely walks, though occasional breaks in the shade may be refreshing.

July Average Humidity in Palermo

This chart illustrates the average monthly humidity levels in Palermo, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Palermo is approximately 44%, offering insight into how humid the weather typically is during this month.

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

July UV Index in Palermo

In Palermo in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Palermo.

Maximum UV Index Levels in Palermo for July

The chart shows the monthly maximum UV Index (UVI) for Palermo in July, 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 July, the maximum UV index in Palermo typically reaches 11, which falls under the extreme exposure category.

Data source: Palermo July 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 July Weather in Palermo Compares to Other Months

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

This table compares monthly weather conditions in Palermo, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	202 mm (7.9 inches)	84%	moderate
February Weather	10°C (50°F)	212 mm (8.4 inches)	84%	moderate
March Weather	12°C (53°F)	180 mm (7.1 inches)	83%	high
April Weather	16°C (60°F)	90 mm (3.6 inches)	81%	very high
May Weather	20°C (68°F)	48 mm (1.9 inches)	74%	very high
June Weather	25°C (78°F)	6 mm (0.2 inches)	64%	extreme
July Weather	28°C (83°F)	1 mm (0.0 inches)	44%	extreme
August Weather	27°C (80°F)	1 mm (0.0 inches)	36%	very high
September Weather	23°C (74°F)	10 mm (0.4 inches)	44%	very high
October Weather	18°C (64°F)	59 mm (2.3 inches)	65%	high
November Weather	12°C (54°F)	111 mm (4.4 inches)	84%	moderate
December Weather	9°C (48°F)	166 mm (6.5 inches)	83%	moderate