September weather forecast and climate
Gennadi, Greece

Temperature

The average high-temperature, in September, is 28°C (82.4°F), while the average low-temperature is 19°C (66.2°F).

Rainfall

In Gennadi, during September, the rain falls for 2 days and regularly aggregates up to 10mm (0.4") of precipitation. Throughout the year, there are 80 rainfall days, and 732mm (28.8") of precipitation is accumulated.

Sea temperature

Months with the warmest seawater are August and September, with an average sea temperature of 24°C (75.2°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°C (75.2°F).

Daylight

In September, the average length of the day is 12.4h.

Sunshine

The average sunshine is 11h.

UV index

In September, the average UV index is 7.

What is the temperature in September in Gennadi?

In Gennadi, in September, the average high-temperature is 28°C (82.4°F), and the average low-temperature is 19°C (66.2°F).

How much does it rain in Gennadi in September?

In Gennadi, in September, it is raining for 2 days, with typically 10mm (0.4") of accumulated precipitation.

When is the sea warmest in Gennadi?

August and September, with an average sea temperature of 24°C (75.2°F), are months with the warmest seawater in Gennadi. A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24°C (75.2°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

What is the sea temperature in September in Gennadi?

In Gennadi, the average seawater temperature in September is 24°C (75.2°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24°C (75.2°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

What is the average length of the day in September in Gennadi?

In Gennadi, Greece, the average length of the day in September is 12.4h.

How many hours of sunshine does Gennadi have in September?

The average sunshine in September in Gennadi, Greece, is 11h.

What is the UV index intensity in September in Gennadi?

In September, the average UV index in Gennadi, Greece, is 7.
Average temperature in September - Gennadi, Greece
  • Average high temperature in September: 28°C

Warmest months (with the highest average high temperature) are July and August (30°C).
Months with the lowest average high temperature are January and February (14°C).

  • Average low temperature in September: 19°C

Months with the highest average low temperature are July and August (21°C).
Coldest months (with the lowest average low temperature) are January and February (8°C).

Average rainfall in September - Gennadi, Greece
  • Average rainfall in September: 10mm

The wettest month (with the highest rainfall) is January (159mm).
Driest months (with the lowest rainfall) are July and August (1mm).

Average rainfall days in September - Gennadi, Greece
  • Average rainfall days in September: 2 days

Months with the highest number of rainy days are January and December (13 days).
Months with the lowest number of rainy days are June and September (2 days).

Average sea temperature in September - Gennadi, Greece
  • Average sea temperature in September: 24°C

Best months for swimming (with the highest average sea temperature) are August and September (24°C).
Coldest months (with the lowest average sea temperature) are January, February and March (16°C).

Average daylight in September / Average sunshine in September - Gennadi, Greece
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 11h

The month with most sunshine is July (Average sunshine: 14h).
Months with least sunshine are January and December (Average sunshine: 5).

Average UV index in September - Gennadi, Greece
  • Average UV index in September: 7

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January and December (UV index 2).

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