June weather forecastNaples, Italy

A distant view of Mount Vesuvius, from Naples in Italy, with a beautiful blue waterfront

June

Weather in June

June in Naples is the threshold to high summer. The climatic conditions undergo a substantial shift from May. While temperatures climb up, the amount of rainfall dramatically plummets to 23mm (0.91"), the lowest seen all year since January. The sun reigns supreme with longer daylight hours than any other month. With warm sea temperatures and a lessening breeze, it’s an ideal time for sunbathing and water sports.

Temperature

June in Naples showcases a minor temperature ascent, adjusting from May's pleasant 21.3°C (70.3°F) to a warm 26°C (78.8°F). An average low-temperature of 18.8°C (65.8°F) marks the month of June in Naples.

Humidity

In June, the average relative humidity is 66%.

Rainfall

In Naples, in June, during 7.5 rainfall days, 23mm (0.91") of precipitation is typically accumulated. Throughout the year, there are 139.4 rainfall days, and 569mm (22.4") of precipitation is accumulated.

Snowfall

In Naples, snow does not fall in March through December.

Sea temperature

In Naples, in June, the average water temperature is 23.5°C (74.3°F).
Note: Swimming in 23.5°C (74.3°F) waters may not appeal to those sensitive to cold. Yet, the presence of sunshine, the strength of the wind, and the air temperature can alter this experience. Some might even opt for a wetsuit for added comfort.

Daylight

The month with the longest days is June, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 05:33 and sunset at 20:28. On the last day of June, in Naples, Italy, sunrise is at 05:34 and sunset at 20:38 CEST.

Sunshine

In June, the average sunshine is 11.9h.

UV index

The average daily maximum UV index in June in Naples is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In June, a regular UV index of 6 translates into these guidelines:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.

Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In June, in Naples, the average high-temperature is 26°C (78.8°F), and the average low-temperature is 18.8°C (65.8°F).

The average relative humidity in June is 66%.

In Naples, in June, during 7.5 rainfall days, 23mm (0.91") of precipitation is typically accumulated.

In Naples, snow does not fall in March through December.

In Naples, Italy, the average seawater temperature in June is 23.5°C (74.3°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.5°C (74.3°F).

With an average of 15h and 6min of daylight, June has the longest days of the year in Naples, Italy.

In Naples, the average day length in June is 15h and 4min.

On the first day of June, sunrise is at 05:33 and sunset at 20:28. On the last day of the month, sunrise is at 05:34 and sunset at 20:38 CEST.

In Naples, Italy, the average sunshine duration in June is 11.9h.

In June, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M June J A S O N D

May

June

Jul

Average high temperature

21.3°C

26°C

29.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

11.2km/h

10.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

16.3

20.1

Average UV index

Average cloud cover

Average visibility

Average temperature in June
Naples, Italy

Average high temperature in June: 26°C

The warmest month (with the highest average high temperature) is August (30°C).
The month with the lowest average high temperature is January (12.3°C).

Average low temperature in June: 18.8°C

The month with the highest average low temperature is August (22.7°C).
The coldest months (with the lowest average low temperature) are January and February (7.8°C).

Average pressure in June
Naples, Italy

Average pressure in June: 1014.3mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is April (1014mbar).

Average wind speed in June
Naples, Italy

Average wind speed in June: 9.1km/h

The windiest month (with the highest average wind speed) is February (13.9km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in June
Naples, Italy

Average humidity in June: 66%

The months with the highest relative humidity are January and November (73%).
The month with the lowest relative humidity is August (61%).

Average rainfall in June
Naples, Italy

Average rainfall in June: 23mm

The wettest month (with the highest rainfall) is November (114mm).
The driest month (with the least rainfall) is August (8mm).

Average rainfall days in June
Naples, Italy

Average rainfall days in June: 7.5 days

The month with the highest number of rainy days is January (15.4 days).
The months with the least rainy days are July and August (5.2 days).

Average snowfall in June
Naples, Italy

Average snowfall in June: 0mm

The months with the highest snowfall are January and February (2mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in June
Naples, Italy

Average snowfall days in June: 0 days

The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in June
Naples, Italy

Average sea temperature in June: 23.5°C

The best month for swimming (with the highest average sea temperature) is August (26°C).
The coldest month (with the lowest average sea temperature) is February (13.9°C).

Average daylight in June /
Average sunshine in June
Naples, Italy

Average daylight in June: 15h and 6min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

Average sunshine in June: 11h and 54min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in June
Naples, Italy

Average sunshine days in June: 20.1 days

The month with the most sunshine days is July (24 days).
The month with the least sunshine days is February (11.1 days).

Average UV index in June
Naples, Italy

Average UV index in June: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in June
Naples, Italy

Average cloud cover in June: 14

The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 9).

Average visibility in June
Naples, Italy

Average visibility in June: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).