July Weather in Palermo, United States

Last updated: June 24, 2025

In July, the average temperature in Palermo, United States hovers around 21°C (70°F). During this time, temperatures can dip to a cool 9°C (49°F) or soar to a warm 34°C (93°F). Expect 113 mm (4.4 in) of precipitation spread over 12 days, contributing to an average humidity of 74%. Get ready for a blend of warmth and moisture in this captivating destination!

July Temperature in Palermo

In July in Palermo, the average temperature is 21°C (70°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 9°C (49°F). This mild climate makes Palermo an ideal destination for travelers looking to enjoy a pleasant outdoor experience.

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 21°C (70°F), with highs reaching up to 34°C (93°F) and lows dropping to around 9°C (49°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 113 mm (4.4 in) spread over 12 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 113 mm (4.4 inches) of precipitation spread over approximately 12 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 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.

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 74%, 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 is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, 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 9, which falls under the very high 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	-5°C (23°F)	84 mm (3.3 inches)	88%	low
February Weather	-4°C (24°F)	83 mm (3.3 inches)	88%	moderate
March Weather	-1°C (31°F)	72 mm (2.8 inches)	85%	moderate
April Weather	6°C (43°F)	121 mm (4.7 inches)	81%	high
May Weather	12°C (55°F)	85 mm (3.4 inches)	76%	very high
June Weather	18°C (65°F)	70 mm (2.8 inches)	74%	very high
July Weather	21°C (70°F)	113 mm (4.4 inches)	74%	very high
August Weather	21°C (70°F)	79 mm (3.1 inches)	74%	very high
September Weather	17°C (62°F)	73 mm (2.9 inches)	77%	high
October Weather	10°C (51°F)	126 mm (5.0 inches)	82%	moderate
November Weather	3°C (37°F)	110 mm (4.3 inches)	85%	moderate
December Weather	-3°C (27°F)	113 mm (4.5 inches)	84%	low