Yerakini
Greece
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Yerakini, Greece

The first month of the autumn, September, is also a moderately hot month in Yerakini, Greece, with average temperature varying between 26°C (78.8°F) and 15°C (59°F).

Temperature

In September, the average high-temperature slightly decreases, from a tropical 30°C (86°F) in August, to a moderately hot 26°C (78.8°F). The average low-temperature, in September, is 15°C (59°F).

Rainfall

In Yerakini, in September, it is raining for 4 days, with typically 33mm (1.3") of accumulated precipitation. In Yerakini, Greece, during the entire year, the rain falls for 84 days and collects up to 540mm (21.3") of precipitation.

Sea temperature

In Yerakini, the average seawater temperature is 24.7°C (76.5°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.7°C (76.5°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

In September, the average length of the day in Yerakini is 12.5h.

Sunshine

In September, the average sunshine is 8h.

UV index

In Yerakini, Greece, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in September in Yerakini?

In September, the average high-temperature is 26°C (78.8°F), and the average low-temperature is 15°C (59°F).

How much does it rain in Yerakini in September?

In Yerakini, in September, it is raining for 4 days, with typically 33mm (1.3") of accumulated precipitation.

What is the water temperature in September in Yerakini?

In Yerakini, Greece, in September, the average water temperature is 24.7°C (76.5°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 24.7°C (76.5°F).

How many hours of daylight does Yerakini have in September?

In Yerakini, Greece, the average length of the day in September is 12.5h.

How long on average sun shines in September in Yerakini?

In September, the average sunshine is 8h.

How high is the UV index in September in Yerakini?

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in September - Yerakini, Greece
  • Average high temperature in September: 26°C

Warmest months (with the highest average high temperature) are July and August (30°C).
The month with the lowest average high temperature is January (9°C).

  • Average low temperature in September: 15°C

Months with the highest average low temperature are July and August (18°C).
The coldest month (with the lowest average low temperature) is January (2°C).

Average rainfall in September - Yerakini, Greece
  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is December (73mm).
The driest month (with the lowest rainfall) is August (25mm).

Average rainfall days in September - Yerakini, Greece
  • Average rainfall days in September: 4 days

Months with the highest number of rainy days are January, November and December (9 days).
Months with the lowest number of rainy days are July, August and September (4 days).

Average sea temperature in September - Yerakini, Greece
  • Average sea temperature in September: 24.7°C

Best months for swimming (with the highest average sea temperature) are July and August (26.3°C).
The coldest month (with the lowest average sea temperature) is March (13.6°C).

Average daylight in September / Average sunshine in September - Yerakini, Greece
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in September: 8h

Months with most sunshine are June and July (Average sunshine: 11h).
Months with least sunshine are January, February, November and December (Average sunshine: 4).

Average UV index in September - Yerakini, Greece
  • Average UV index in September: 6

Months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).