June weather forecast and climate
Corfu, Greece

June, the first month of the summer, in Corfu, is also a moderately hot month, with average temperature varying between 28°C (82.4°F) and 16.4°C (61.5°F).

Temperature

In Corfu, Greece, the average high-temperature in June slightly increases, from a moderately hot 23.8°C (74.8°F) in May, to a still warm 28°C (82.4°F). In June, in Corfu, Greece, the average low-temperature is 16.4°C (61.5°F).

Heat index

The average heat index is appraised at 29.8°C (85.6°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, pregnancy, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Corfu, the average relative humidity in June is 63.4%.

Rainfall

In Corfu, it is raining for 4.9 days, with typically 14.1mm (0.56") of accumulated precipitation. Throughout the year, in Corfu, Greece, there are 128.7 rainfall days, and 1097.3mm (43.2") of precipitation is accumulated.

Sea temperature

In June, the average sea temperature in Corfu is 22.8°C (73°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.8°C (73°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

June has the longest days of the year in Corfu, with an average of 14.9h of daylight.

Sunshine

In Corfu, Greece, the average sunshine is 10.8h.

UV index

Months with the highest UV index are June and July, with an average maximum UV index of 9. A UV Index reading of 8 to 10 represents a very high health hazard from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 9 in June interpret into the following advice:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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. Protect yourself by liberally applying a sunscreen of at least 30 SPF. Sunscreen prevents sunburn and decreases the damaging effects of Sun's radiation on the immune system. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.