Portici
Italy
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Portici, Italy

The best months for a swim in Portici, Italy, are July and August, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
In Portici, Italy, the average seawater temperature in January is 14.6°C (58.3°F). Note: Swimming in 14.6°C (58.3°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique. Weather in January »

With an average sea temperature of 13.9°C (57°F), February is the month with the coldest seawater in Portici, Italy. Note: Swimming in 13.9°C (57°F) is considered life-threatening. Weather in February »

In Portici, Italy, in March, the average water temperature is 14.2°C (57.6°F). Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Weather in March »

In April, the average sea temperature in Portici, Italy, is 15.7°C (60.3°F). Note: Swimming in 15.7°C (60.3°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in April »

In May, the average sea temperature in Portici, Italy, is 19°C (66.2°F). Note: For most, swimming in 19°C (66.2°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F). Weather in May »

In Portici, Italy, in June, the average water temperature is 23.5°C (74.3°F). Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. Weather in June »

The ideal sea water temperature of 25.8°C (78.4°F) make July the best time for swimming and other water activities in Portici, Italy. In July, the average sea temperature is 25.8°C (78.4°F). Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable. Weather in July »

The ideal sea water temperature of 26°C (78.8°F) make August the best time for swimming and other water activities in Portici, Italy. August is the month with the warmest seawater, with an average sea temperature of 26°C (78.8°F). Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods. Weather in August »

In Portici, Italy, in September, the average water temperature is 24.8°C (76.6°F). Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.8°C (76.6°F) water. Weather in September »

In Portici, Italy, in October, the average water temperature is 21.6°C (70.9°F). Note: Swimming in 21.6°C (70.9°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in October »

In Portici, Italy, the average seawater temperature in November is 19.3°C (66.7°F). Note: Swimming in 19.3°C (66.7°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F). Weather in November »

In Portici, Italy, the average seawater temperature in December is 16.4°C (61.5°F). Note: For most, swimming in 16.4°C (61.5°F) is not an enjoyable activity. Weather in December »

When is the sea coldest in Portici?

With an average sea temperature of 13.9°C (57°F), February is the month with the coldest seawater in Portici.

When are the longest days in Portici?

June has the longest days of the year, with an average of 15.1h of daylight.

What month is the sea warmest in Portici?

With an average sea temperature of 26°C (78.8°F), August is the month with the warmest seawater.

What is the month with the shortest days in Portici?

The month with the shortest days in Portici is December, with an average of 9.3h of daylight.
Average sea temperature - Portici, Italy

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 - Portici, Italy

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).