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April Weather in Naples, United States

Last updated: June 24, 2025

In April, the average temperature in Naples, United States hovers around 8°C (46°F), with a minimum drop to -13°C (10°F) and a maximum rise to 25°C (78°F). Expect a total precipitation of 31 mm (1.2 in) spread over approximately 7 days, contributing to an average humidity level of 73%. Embrace the variety this month brings!

April Temperature in Naples

In April in Naples, the average temperature is 8°C (46°F). Maximum temperatures can reach up to 25°C (78°F), while minimum temperatures can drop as low as -13°C (10°F). These temperature fluctuations make Naples an ideal destination for travelers who enjoy experiencing diverse weather conditions.

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

The chart illustrates April temperature patterns in Naples, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Naples, April typically has an average temperature of 8°C (46°F), with highs reaching up to 25°C (78°F) and lows dropping to around -13°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec202536465770767364463725
Data source: Temperature data for Naples generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Naples

In Naples in April, the precipitation amount is 31 mm (1.2 in) over the course of 7 days.

April Precipitation Trends in Naples

The chart displays monthly precipitation patterns in Naples, 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 Naples, April typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec263840313317111819352328
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Naples

In Naples in April humidity is 73%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that wraps around you, making outdoor activities less comfortable for traveling and often leaving you yearning for a warm shelter to escape the cool, moist air.

April Average Humidity in Naples

This chart illustrates the average monthly humidity levels in Naples, 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 Naples is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%93%85%73%64%57%45%41%50%70%84%90%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Naples

In Naples in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Naples.

Maximum UV Index Levels in Naples for April

The chart shows the monthly maximum UV Index (UVI) for Naples 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 Naples typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec368101112121110753
Data source: Naples 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 Naples Compares to Other Months

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

This table compares monthly weather conditions in Naples, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)26 mm (1.0 inches)92%moderate
February Weather-4°C (25°F)38 mm (1.5 inches)93%high
March Weather2°C (37°F)40 mm (1.6 inches)85%very high
April Weather8°C (46°F)31 mm (1.2 inches)73%very high
May Weather14°C (57°F)33 mm (1.3 inches)64%extreme
June Weather21°C (70°F)17 mm (0.7 inches)57%extreme
July Weather25°C (77°F)11 mm (0.4 inches)45%extreme
August Weather23°C (73°F)18 mm (0.7 inches)41%extreme
September Weather18°C (64°F)19 mm (0.8 inches)50%very high
October Weather8°C (46°F)35 mm (1.4 inches)70%high
November Weather3°C (37°F)22 mm (0.9 inches)84%moderate
December Weather-4°C (25°F)28 mm (1.1 inches)90%moderate

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