June weather forecast and climate
Poros, Greece

June, the first month of the summer, in Poros, is a warm month, with average temperature ranging between max 26°C (78.8°F) and min 16°C (60.8°F).

Temperature

In June, the average high-temperature marginally rises, from a pleasant 22°C (71.6°F) in May, to a warm 26°C (78.8°F). In June, in Poros, Greece, the average low-temperature is 16°C (60.8°F).

Rainfall

In June, the rain falls for 3 days. Throughout June, 15mm (0.6") of precipitation is accumulated. In Poros, Greece, during the entire year, the rain falls for 105 days and collects up to 996mm (39.2") of precipitation.

Sea temperature

In Poros, the average seawater temperature is 22.8°C (73°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 22.8°C (73°F).

Daylight

June has the longest days of the year, with an average of 14.7h of daylight.

Sunshine

In June, the average sunshine is 11h.

UV index

In Poros, the average daily maximum UV index is 9. A UV Index value of 8 to 10 symbolizes a very high threat to health from unsafe exposure to the UV radiation for ordinary individuals.
The daily maximum UV index of 9 in June interpret into the following advice:
Take special precautions, as unprotected skin can be damaged and can burn quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Prolonged stay under the direct sun should be avoided as much as possible, especially if a person burns easily. Sunscreen with a minimum 30 sun protection factor should always be used. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.