Monthly weather forecast and climate
Ischia, Italy

The best time to visit Ischia

July is the best period for swimming and other water activities in Ischia, Italy, as the sea temperature is 25.6°C (78.1°F), the rain falls for only 4 days, and 20mm (0.79") of rainfall is accumulated.

Weather in January

January, like December, is another mild winter month in Ischia, Italy, with average temperature varying between 4°C (39.2°F) and 13°C (55.4°F). The coldest months are January and February, with an average high-temperature of 13°C (55.4°F). Weather in January »

Weather in February

February, the last month of the winter, in Ischia, is also a moderate month, with average temperature ranging between min 5°C (41°F) and max 13°C (55.4°F). The coldest months are January and February, with an average high-temperature of 13°C (55.4°F). Weather in February »

Weather in March

March, the first month of the spring, in Ischia, is still a mild month, with temperature in the range of an average high of 15°C (59°F) and an average low of 6°C (42.8°F). In Ischia, the average high-temperature is almost the same as in February - a still mild 15°C (59°F). Weather in March »

Weather in April

April is an enjoyable spring month in Ischia, Italy, with average temperature ranging between min 8°C (46.4°F) and max 18°C (64.4°F). In April, the average high-temperature slightly increases, from a mild 15°C (59°F) in March, to an enjoyable 18°C (64.4°F). Weather in April »

Weather in May

The last month of the spring, May, is a warm month in Ischia, Italy, with average temperature varying between 23°C (73.4°F) and 12°C (53.6°F). In Ischia, the average high-temperature in May increases, from an enjoyable 18°C (64.4°F) in April, to a moderately hot 23°C (73.4°F). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Ischia, Italy, with average temperature ranging between max 26°C (78.8°F) and min 15°C (59°F). In Ischia, the average high-temperature slightly increases, from a moderately hot 23°C (73.4°F) in May, to a still warm 26°C (78.8°F). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Ischia, Italy, with average temperature varying between 18°C (64.4°F) and 29°C (84.2°F). The perfect water temperature of 25.6°C (78.1°F) with 20mm (0.79") of accumulated rainfall and only 4 rainfall days, makes July a great period for swimming and other water activities. Weather in July »

Weather in August

August, the last month of the summer, in Ischia, is also a moderately hot month, with average temperature ranging between min 18°C (64.4°F) and max 29°C (84.2°F). July and August, with an average high-temperature of 29°C (84.2°F), are the warmest months. In Ischia, during August, the rain falls for 6 days and regularly aggregates up to 41mm (1.61") of precipitation. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Ischia, Italy, with temperature in the range of an average high of 27°C (80.6°F) and an average low of 16°C (60.8°F). In September, the average high-temperature is essentially the same as in August - a still warm 27°C (80.6°F). Weather in September »

Weather in October

October, the same as September, in Ischia, Italy, is another pleasant autumn month, with temperature in the range of an average high of 22°C (71.6°F) and an average low of 12°C (53.6°F). In Ischia, Italy, the average high-temperature decreases, from a warm 27°C (80.6°F) in September, to an agreeable 22°C (71.6°F). Weather in October »

Weather in November

November, the last month of the autumn, in Ischia, is also an enjoyable month, with average temperature varying between 17°C (62.6°F) and 8°C (46.4°F). In November, the average high-temperature decreases, from a pleasant 22°C (71.6°F) in October, to a comfortable 17°C (62.6°F). Weather in November »

Weather in December

The first month of the winter, December, is also a moderate month in Ischia, Italy, with average temperature fluctuating between 6°C (42.8°F) and 14°C (57.2°F). In December, the average high-temperature slightly decreases, from a comfortable 17°C (62.6°F) in November, to a moderate 14°C (57.2°F). Weather in December »
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FAQ

What are the coldest months in Ischia?

January and February, with an average high-temperature of 13°C (55.4°F), are the coldest months in Ischia.

How many days does it rain in Ischia?

In Ischia, Italy, during the entire year, the rain falls for 133 days and collects up to 887mm (34.92") of precipitation.

When is the sea coldest in Ischia?

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

When are the longest days in Ischia?

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

What is the month with the highest UV index in Ischia?

June and July, with an average maximum UV index of 9, are months with the highest UV index.

What is the warmest month in Ischia?

July and August, with an average high-temperature of 29°C (84.2°F), are warmest months in Ischia, Italy.

What is the driest month in Ischia?

The month with the least rainfall in Ischia is July when the rain falls for 4 days and typically collects 20mm (0.79") of precipitation.

What month has the most sunshine in Ischia?

The month with the most sunshine in Ischia, Italy, is July, with an average of 10h of sunshine.

When is the sea warmest in Ischia?

The month with the warmest seawater in Ischia, Italy, is August, with an average sea temperature of 25.8°C (78.4°F).

What is the wettest month in Ischia?

November is the month with the most rainfall. Rain falls for 15 days and accumulates 139mm (5.47") of precipitation.

What is the month with the shortest days in Ischia?

The month with the shortest days in Ischia is December, with an average of 9.3h of daylight.

What is the month with the least sunshine in Ischia?

The month with the least sunshine in Ischia, Italy, is December, with an average of 3h of sunshine.

What is the month with the lowest UV index in Ischia?

The month with the lowest UV index in Ischia, Italy, is December, with an average maximum UV index of 1.

Average rainfall
Ischia, Italy

Average rainfall - Ischia, Italy

The wettest month (with the highest rainfall) is November (139mm).
The driest month (with the least rainfall) is July (20mm).

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Average rainfall days
Ischia, Italy

Average rainfall days - Ischia, Italy

Months with the highest number of rainy days are March, November and December (15 days).
The month with the least rainy days is July (4 days).

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Average sea temperature
Ischia, Italy

Average sea temperature - Ischia, Italy

The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest month (with the lowest average sea temperature) is February (13.9°C).

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Average daylight / Average sunshine
Ischia, Italy

Average daylight / Average sunshine - Ischia, Italy

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

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is December (Average sunshine: 3h).

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