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August Weather in Naples, United States

Last updated: June 24, 2025

In August, the average temperature in Naples, United States is a pleasant 20°C (69°F). You may experience a minimum of 7°C (45°F) and a maximum of 31°C (89°F). Expect some rain, with 87 mm (3.4 in) of precipitation spread over 13 days. Additionally, the average humidity is 72%, creating a warm and inviting atmosphere.

August Temperature in Naples

In August in Naples, the average temperature is 20°C (69°F). Maximums can reach 31°C (89°F) and minimums can be as low as 7°C (45°F). This weather makes it an ideal time for travelers to explore and enjoy both warm days and cooler evenings.

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

The chart illustrates August 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, August typically has an average temperature of 20°C (69°F), with highs reaching up to 31°C (89°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec252734455765706962523730
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.

August Precipitation in Naples

In Naples in August, the precipitation amount is 87 mm (3.4 in) spread over 13 days.

August Precipitation Trends in Naples

The chart displays monthly precipitation patterns in Naples, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Naples, August typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec75857611212610614487861388488
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Naples

In Naples in August humidity is 72%. With an average temperature of 20°C (69°F), this humidity feels like a warm, almost tropical embrace, making it perfect for leisurely strolls but challenging for those unaccustomed to the moist air.

August Average Humidity in Naples

This chart illustrates the average monthly humidity levels in Naples, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Naples is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%91%88%88%82%80%77%72%76%83%88%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Naples

In Naples in August, 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 Naples.

Maximum UV Index Levels in Naples for August

The chart shows the monthly maximum UV Index (UVI) for Naples in August, 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 August, the maximum UV index in Naples typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Naples August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)75 mm (3.0 inches)91%moderate
February Weather-3°C (27°F)85 mm (3.4 inches)91%moderate
March Weather1°C (34°F)76 mm (3.0 inches)88%high
April Weather7°C (45°F)112 mm (4.4 inches)88%very high
May Weather14°C (57°F)126 mm (5.0 inches)82%very high
June Weather19°C (66°F)106 mm (4.2 inches)79%very high
July Weather21°C (71°F)144 mm (5.7 inches)77%very high
August Weather20°C (69°F)87 mm (3.4 inches)72%very high
September Weather17°C (62°F)86 mm (3.4 inches)76%very high
October Weather11°C (52°F)138 mm (5.4 inches)83%high
November Weather3°C (37°F)84 mm (3.3 inches)88%moderate
December Weather-1°C (30°F)88 mm (3.5 inches)87%low

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