Athens
Greece
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Athens, Greece

The first month of the summer, June, is also a moderately hot month in Athens, Greece, with average temperature ranging between max 28.1°C (82.6°F) and min 20.7°C (69.3°F).

Temperature

In June, the average high-temperature marginally rises, from a warm 23.8°C (74.8°F) in May, to a still moderately hot 28.1°C (82.6°F). The average low-temperature, in Athens, Greece, is 20.7°C (69.3°F).

Heat index

The average heat index in June is estimated at 28.9°C (84°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'feels like', or 'felt air temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like differences in body mass, height, and shape, clothing, metabolic differences, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In Athens, the average relative humidity is 54%.

Rainfall

In June, in Athens, Greece, the rain falls for 5.8 days. Throughout June, 17mm (0.67") of precipitation is accumulated. In Athens, during the entire year, the rain falls for 98.9 days and collects up to 348mm (13.7") of precipitation.

Snowfall

In Athens snow does not fall in April through December.

Sea temperature

In Athens, the average water temperature is 22.6°C (72.7°F).
Note: 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 22.6°C (72.7°F).

Daylight

With an average of 14.8h of daylight, June has the longest days of the year.

Sunshine

In June, the average sunshine in Athens is 11.8h.

UV index

Months with the highest UV index in Athens are June through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In June, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in June in Athens?

The average high-temperature, in June, is 28.1°C (82.6°F), while the average low-temperature is 20.7°C (69.3°F). The average heat index (a.k.a. 'feels like', 'real feel'), that combines air temperature and relative humidity, in June is estimated at 28.9°C (84°F).

What is the average humidity in June in Athens?

In June, the average relative humidity is 54%.

How much does it rain in Athens in June?

In Athens, in June, it is raining for 5.8 days, with typically 17mm (0.67") of accumulated precipitation.

When it does not snow in Athens?

In Athens snow does not fall in April through December.

What is the water temperature in June in Athens?

In Athens, the average seawater temperature in June is 22.6°C (72.7°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 22.6°C (72.7°F).

When are the longest days in Athens?

The month with the longest days is June, with an average of 14.8h of daylight.

What is the average length of the day in June in Athens?

In Athens, the average length of the day in June is 14.8h.

How long on average sun shines in June in Athens?

In Athens, Greece, the average sunshine in June is 11.8h.

When is the highest UV index in Athens?

June through August, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index intensity in June in Athens?

In Athens, Greece, the average daily maximum UV index in June is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in June - Athens, Greece
  • Average high temperature in June: 28.1°C

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (12.1°C).

  • Average low temperature in June: 20.7°C

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (7.3°C).

Average humidity in June - Athens, Greece
  • Average humidity in June: 54%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is August (50%).

Average rainfall in June - Athens, Greece
  • Average rainfall in June: 17mm

The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is August (4mm).

Average rainfall days in June - Athens, Greece
  • Average rainfall days in June: 5.8 days

The month with the highest number of rainy days is January (11.3 days).
The month with the least rainy days is August (1.8 days).

Average snowfall in June - Athens, Greece
  • Average snowfall in June: 0mm

The month with the highest snowfall is January (9mm).
Months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in June - Athens, Greece
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (0.9 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in June - Athens, Greece
  • Average sea temperature in June: 22.6°C

The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is February (15°C).

Average daylight in June / Average sunshine in June - Athens, Greece
  • Average daylight in June: 14.8h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in June: 11.8h

Months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5.6h).

Average UV index in June - Athens, Greece
  • Average UV index in June: 7

Months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).