June weather forecast
Athens, Greece

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The ancient city of Athens in Greece with a view of the Parthenon Temple
The ancient city of Athens in Greece with a view of the Parthenon Temple

Weather in June

June is when summer officially starts in Athens. With temperatures reaching a scorching 28.1°C (82.6°F), it becomes mandatory to wear sunscreen. This month also experiences the lowest rainfall of the year, a meager 17mm (0.67"). Outdoor activities flourish under the lush blue skies. A dip in the sea is refreshing, with temperatures reaching a pleasant 22.6°C (72.7°F).

Temperature

The arrival of June signals a slight increase in the average high-temperature, moving from a moderately hot 23.8°C (74.8°F) in May to a still warm 28.1°C (82.6°F). Throughout June, the nighttime temperature averages to an agreeable 20.7°C (69.3°F).

Heat index

The heat index value for June is estimated at 29°C (84.2°F). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
In reference to the heat index, it's for places in shade and with a slight wind. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. 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 particularly meaningful for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

The average relative humidity in June is 54%.

Rainfall

In June, 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, Greece, in June, the average water temperature is 22.6°C (72.7°F).
Note: Considering one's resistance to cold, elements like sunshine, wind, and the prevailing temperature matter when taking a swim in 22.6°C (72.7°F) waters. (For comparison, the Olympic swimming standard is set between 25°C (77°F) and 28°C (82.4°F).)

Daylight

June has the longest days of the year, with an average of 14h and 48min of daylight.
On the first day of June in Athens, sunrise is at 06:03 and sunset at 20:42. On the last day of the month, sunrise is at 06:06 and sunset at 20:51 EEST.

Sunshine

The average sunshine in June is 11.8h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum daily UV index of 7 during June morphs into the following directions:
Resist extreme sun exposure. Guarding against solar damage is essential. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us

Frequently asked questions

How hot is June in Athens?

June temperatures in Athens vary between a high-temperature of 28.1°C (82.6°F) and a low-temperature of 20.7°C (69.3°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in June is estimated at 29°C (84.2°F).

What is the average humidity in June in Athens?

The average relative humidity in June in Athens, Greece, is 54%.

How much does it rain in Athens in June?

In Athens, during June, the rain falls for 5.8 days and regularly aggregates up to 17mm (0.67") of precipitation.

When it does not snow in Athens?

April through December are months without snowfall.

How warm is the water in June in Athens?

In June, the average sea temperature in Athens, Greece, is 22.6°C (72.7°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.6°C (72.7°F) water.

When are the longest days in Athens?

With an average of 14h and 48min of daylight, June has the longest days of the year in Athens, Greece.

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

The average day length in June in Athens, Greece, is 14h and 46min.

What time are sunrise and sunset in June in Athens?

On the first day of June, sunrise is at 06:03 and sunset at 20:42. On the last day of the month, sunrise is at 06:06 and sunset at 20:51 EEST.

How many hours of sunshine does Athens have in June?

The average sunshine duration in June is 11.8h.

What are the months with 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 reading in June in Athens?

In June, the average daily maximum UV index in Athens is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in June
Athens, Greece

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 pressure in June
Athens, Greece

Average pressure in June - Athens, Greece
  • Average pressure in June: 1011.9mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).

Average wind speed in June
Athens, Greece

Average wind speed in June - Athens, Greece
  • Average wind speed in June: 12.1km/h

The windiest month (with the highest average wind speed) is August (16.3km/h).
The calmest month (with the lowest average wind speed) is May (11.6km/h).

Average humidity in June
Athens, Greece

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

The month with the highest snowfall is January (9mm).
The 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 - Athens, Greece
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is January (0.9 days).
The 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 - 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 / Average sunshine in June - Athens, Greece
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in June
Athens, Greece

Average sunshine days in June - Athens, Greece
  • Average sunshine days in June: 22.3 days

The month with the most sunshine days is August (28.5 days).
The month with the least sunshine days is February (14.1 days).

Average UV index in June
Athens, Greece

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

The 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).

Average cloud cover in June
Athens, Greece

Average cloud cover in June - Athens, Greece
  • Average cloud cover in June: 13

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in June
Athens, Greece

Average visibility in June - Athens, Greece
  • Average visibility in June: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Athens, Greece

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