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June Weather in Naples, United States

Last updated: June 24, 2025

In Naples, United States, the average temperature in June hovers around 21°C (70°F). Be prepared for a notable range, with minimums dipping to 1°C (35°F) and maximums soaring to 37°C (100°F). Throughout the month, expect about 17 mm (0.7 in) of precipitation spread over 3 days, while the average humidity rests at a comfortable 57%.

June Temperature in Naples

In June in Naples, the average temperature is 21°C (70°F). Maximums can reach 37°C (100°F), while minimums can drop to as low as 1°C (35°F). Be prepared for a wide range of temperatures when traveling to Naples this June.

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

The chart illustrates June 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, June typically has an average temperature of 21°C (70°F), with highs reaching up to 37°C (100°F) and lows dropping to around 1°C (35°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.

June Precipitation in Naples

In Naples in June, the precipitation amount is 17 mm (0.7 in) over the course of 3 days.

June Precipitation Trends in Naples

The chart displays monthly precipitation patterns in Naples, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Naples, June typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec263840313317111819352328
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Naples

In Naples in June humidity is 57%. With an average temperature of 21°C (70°F), this humidity feels like a refreshing embrace, making travel quite pleasant as you stroll through the sights, though you might occasionally seek shade to escape the mild stickiness that lingers in the air.

June Average Humidity in Naples

This chart illustrates the average monthly humidity levels in Naples, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Naples is approximately 57%, 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 June generated using information from the Copernicus Climate Change Service.

June UV Index in Naples

In Naples in June, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Naples.

Maximum UV Index Levels in Naples for June

The chart shows the monthly maximum UV Index (UVI) for Naples in June, 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 June, the maximum UV index in Naples typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec368101112121110753
Data source: Naples June 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 June 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 June’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 June’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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