September weather forecast
Alexandroupoli, Greece

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Weather in September

September ushers in the much-awaited Autumn in Alexandroupoli, Greece. This transitional period sees visible changes in the weather that develops from being distinctly summery at the start to taking on a subtly cooler touch by month end. The most noticeable change occurs when the sweltering temperatures of the previous month begin to recede gradually. Additionally, the first vestiges of rainfall make a comeback, without however turning the weather gloomy. The days remain long and pleasantly sunny yielding magnificent landscapes before it gets truly chilly.

Temperature

The start of September in Alexandroupoli signals a decrease in the average high-temperature, transitioning from a tropical 30.7°C (87.3°F) in August to a moderately hot 25.3°C (77.5°F). In the month of September, the nighttime temperature in Alexandroupoli dips to a steady average of 17.5°C (63.5°F).

Humidity

In September, the average relative humidity is 62%.

Rainfall

In Alexandroupoli, in September, it is raining for 8.9 days, with typically 32mm (1.26") of accumulated precipitation. In Alexandroupoli, during the entire year, the rain falls for 139.1 days and collects up to 598mm (23.54") of precipitation.

Snowfall

April through October are months without snowfall in Alexandroupoli, Greece.

Sea temperature

In September, the average sea temperature in Alexandroupoli is 23.6°C (74.5°F).
Note: A swim in 23.6°C (74.5°F) waters can be refreshing, especially when factoring in a person's cold tolerance, sunshine, wind, and the overall temperature. As a point of reference, Olympic swimming events are held in 25°C (77°F) to 28°C (82.4°F) waters.

Daylight

The average length of the day in September in Alexandroupoli is 12h and 28min.
On the first day of the month, sunrise is at 06:43 and sunset at 19:48. On the last day of September, in Alexandroupoli, sunrise is at 07:12 and sunset at 19:00 EEST.

Sunshine

In Alexandroupoli, the average sunshine in September is 10.6h.

UV index

In Alexandroupoli, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during September translates into the following guidance:
Guard yourself - Avoiding sunburn is suggested. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Caution! Sand and water surfaces escalate the UV intensity from the Sun.
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Frequently asked questions

What are September temperatures in Alexandroupoli?

September temperatures in Alexandroupoli vary between a high-temperature of 25.3°C (77.5°F) and a low-temperature of 17.5°C (63.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 33°C (91.4°F).

What is the average humidity in September in Alexandroupoli?

In September, the average relative humidity is 62%.

How many days does it rain in September in Alexandroupoli?

In September, in Alexandroupoli, Greece, the rain falls for 8.9 days. Throughout September, 32mm (1.26") of precipitation is accumulated.

When it does not snow in Alexandroupoli?

In Alexandroupoli, Greece, snow does not fall in April through October.

How warm is the water in September in Alexandroupoli?

In September, the average sea temperature in Alexandroupoli, Greece, is 23.6°C (74.5°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.6°C (74.5°F) water.

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

The average day length in September is 12h and 28min.

When is the sunrise / sunset in September in Alexandroupoli?

In September, on the first day of the month, sunrise is at 06:43 and sunset at 19:48. On the last day of the month, sunrise is at 07:12 and sunset at 19:00 EEST.

How many hours of sunshine does Alexandroupoli have in September?

The average sunshine duration in September in Alexandroupoli is 10.6h.

How high is the UV index in September in Alexandroupoli?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's 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 September
Alexandroupoli, Greece

Average temperature in September - Alexandroupoli, Greece
  • Average high temperature in September: 25.3°C

The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in September: 17.5°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (3.5°C).

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Average pressure in September
Alexandroupoli, Greece

Average pressure in September - Alexandroupoli, Greece
  • Average pressure in September: 1015.1mbar

The month with the highest atmospheric pressure is December (1019.3mbar).
The month with the lowest atmospheric pressure is July (1011.6mbar).

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Average wind speed in September
Alexandroupoli, Greece

Average wind speed in September - Alexandroupoli, Greece
  • Average wind speed in September: 15.1km/h

The windiest month (with the highest average wind speed) is February (18.4km/h).
The calmest month (with the lowest average wind speed) is June (12.3km/h).

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Average humidity in September
Alexandroupoli, Greece

Average humidity in September - Alexandroupoli, Greece
  • Average humidity in September: 62%

The months with the highest relative humidity are January and February (79%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in September
Alexandroupoli, Greece

Average rainfall in September - Alexandroupoli, Greece
  • Average rainfall in September: 32mm

The wettest month (with the highest rainfall) is January (89mm).
The driest month (with the least rainfall) is August (9mm).

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Average rainfall days in September
Alexandroupoli, Greece

Average rainfall days in September - Alexandroupoli, Greece
  • Average rainfall days in September: 8.9 days

The month with the highest number of rainy days is March (15.7 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in September
Alexandroupoli, Greece

Average snowfall in September - Alexandroupoli, Greece
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Alexandroupoli, Greece

Average snowfall days in September - Alexandroupoli, Greece
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in September
Alexandroupoli, Greece

Average sea temperature in September - Alexandroupoli, Greece
  • Average sea temperature in September: 23.6°C

The best month for swimming (with the highest average sea temperature) is August (25.8°C).
The coldest month (with the lowest average sea temperature) is February (11.8°C).

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Average daylight in September /
Average sunshine in September
Alexandroupoli, Greece

Average daylight in September / Average sunshine in September - Alexandroupoli, Greece
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 10h and 4min

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 6min).

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Average sunshine days in September
Alexandroupoli, Greece

Average sunshine days in September - Alexandroupoli, Greece
  • Average sunshine days in September: 19.4 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is February (12.8 days).

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Average UV index in September
Alexandroupoli, Greece

Average UV index in September - Alexandroupoli, Greece
  • Average UV index in September: 5

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

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Average cloud cover in September
Alexandroupoli, Greece

Average cloud cover in September - Alexandroupoli, Greece
  • Average cloud cover in September: 19

The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in September
Alexandroupoli, Greece

Average visibility in September - Alexandroupoli, Greece
  • Average visibility in September: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

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Alexandroupoli, Greece

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