September weather forecast and climate
Sozopol, Bulgaria

Weather in September

September, the first month of the autumn, in Sozopol, is still a warm month, with temperature in the range of an average low of 14°C (57.2°F) and an average high of 24°C (75.2°F).

Temperature

In Sozopol, the average high-temperature slightly decreases, from a warm 27°C (80.6°F) in August, to a still moderately hot 24°C (75.2°F). In September, in Sozopol, the average low-temperature is 14°C (57.2°F).

Rainfall

In Sozopol, Bulgaria, during September, the rain falls for 4 days and regularly aggregates up to 35mm (1.38") of precipitation. In Sozopol, during the entire year, the rain falls for 81 days and collects up to 568mm (22.36") of precipitation.

Sea temperature

In Sozopol, the average seawater temperature is 22.8°C (73°F).
Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.8°C (73°F) water. (FYI: The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).)

Daylight

The average length of the day is 12.5h.

Sunshine

In Sozopol, the average sunshine in September is 8h.

UV index

In Sozopol, Bulgaria, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

How much does it rain in Sozopol in September?

In Sozopol, Bulgaria, in September, during 4 rainfall days, 35mm (1.38") of precipitation is typically accumulated.

How warm is the water in September in Sozopol?

In September, the average sea temperature is 22.8°C (73°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 22.8°C (73°F).

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

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

How long on average sun shines in September in Sozopol?

In September, the average sunshine in Sozopol, Bulgaria, is 8h.

What is the UV index intensity in September in Sozopol?

In Sozopol, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the UV radiation.

Average temperature in September
Sozopol, Bulgaria

Average temperature in September - Sozopol, Bulgaria
  • Average high temperature in September: 24°C

The warmest month (with the highest average high temperature) is July (28°C).
The month with the lowest average high temperature is January (6°C).

  • Average low temperature in September: 14°C

Months with the highest average low temperature are July and August (17°C).
The coldest month (with the lowest average low temperature) is January (-1°C).

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Average rainfall in September
Sozopol, Bulgaria

Average rainfall in September - Sozopol, Bulgaria
  • Average rainfall in September: 35mm

The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is August (30mm).

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Average rainfall days in September
Sozopol, Bulgaria

Average rainfall days in September - Sozopol, Bulgaria
  • Average rainfall days in September: 4 days

The month with the highest number of rainy days is December (9 days).
Months with the least rainy days are August and September (4 days).

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Average sea temperature in September
Sozopol, Bulgaria

Average sea temperature in September - Sozopol, Bulgaria
  • Average sea temperature in September: 22.8°C

The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest month (with the lowest average sea temperature) is February (7.6°C).

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Average daylight in September /
Average sunshine in September
Sozopol, Bulgaria

Average daylight in September / Average sunshine in September - Sozopol, Bulgaria
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 8h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 2h).

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Average UV index in September
Sozopol, Bulgaria

Average UV index in September - Sozopol, Bulgaria
  • Average UV index in September: 6

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

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