April Weather in Palermo, United States

Last updated: June 24, 2025

In April, the average temperature in Palermo, United States hovers around 16°C (60°F), creating a comfortable climate for exploration. Expect a range from a chilly 1°C (34°F) to a warm 32°C (90°F), catering to all preferences. With precipitation averaging 90 mm (3.6 in) over 7 days, a light rain jacket might be a wise companion. Additionally, the average humidity is 81%, ensuring the air feels refreshingly crisp.

April Temperature in Palermo

In April in Palermo, the average temperature is 16°C (60°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as 1°C (34°F). This diverse range in temperatures makes it essential for travelers to pack accordingly for both warm days and cooler nights.

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

The chart illustrates April 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, April typically has an average temperature of 16°C (60°F), with highs reaching up to 32°C (90°F) and lows dropping to around 1°C (34°F).

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

April Precipitation in Palermo

In Palermo in April, the total precipitation amount is 90 mm (3.6 in) over a period of 7 days.

April Precipitation Trends in Palermo

The chart displays monthly precipitation patterns in Palermo, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Palermo, April typically receives around 90 mm (3.6 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Palermo

In Palermo in April, humidity is 81%. With an average temperature of 16°C (60°F), this humidity feels like a warm, heavy blanket wrapping around you as you travel, making you acutely aware of the sweat on your skin and creating an atmosphere that might dampen your spirits but also invites you to seek out refreshing beverages and shady spots.

April Average Humidity in Palermo

This chart illustrates the average monthly humidity levels in Palermo, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Palermo is approximately 81%, offering insight into how humid the weather typically is during this month.

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

April UV Index in Palermo

In Palermo in April, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Palermo.

Maximum UV Index Levels in Palermo for April

The chart shows the monthly maximum UV Index (UVI) for Palermo in April, 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 April, the maximum UV index in Palermo typically reaches 8, which falls under the very high exposure category.

Data source: Palermo April 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 April 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 April’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 April’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