September weather forecast
Mersin, Turkey

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Weather in September

With September, Mersin, Turkey gradually starts cooling down, while retaining substantial warmth. The rainfall begins to increase although it remains relatively low compared to later months. As the days become slightly shorter, the intense summer heat starts to mellow out. Despite the temperature drop, the sea remains pleasingly warm, offering excellent conditions for water activities. This moderate climate makes September an ideal month for sightseeing and outdoor exploration.

Temperature

The advent of September brings an average high-temperature of a still hot 30°C (86°F), almost identical to the preceding month. In September, Mersin experiences a temperature dip to an average of 20.9°C (69.6°F) at night.

Rainfall

In Mersin, in September, it is raining for 1.7 days, with typically 9mm (0.35") of accumulated precipitation. In Mersin, during the entire year, the rain falls for 66.9 days and collects up to 589mm (23.19") of precipitation.

Sea temperature

In Mersin, the average seawater temperature in September is 28°C (82.4°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In September, the average length of the day in Mersin is 12h and 25min.
On the first day of the month, sunrise is at 06:12 and sunset at 19:09. On the last day of September, sunrise is at 06:36 and sunset at 18:26 +03.

Sunshine

The average sunshine in September in Mersin is 9.4h.
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Frequently asked questions

How hot does it get in Mersin in September?

In September, in Mersin, the average high-temperature is 30°C (86°F), and the average low-temperature is 20.9°C (69.6°F).

How many days does it rain in September in Mersin?

In Mersin, Turkey, in September, it is raining for 1.7 days, with typically 9mm (0.35") of accumulated precipitation.

What is the sea water temperature in September in Mersin?

In Mersin, in September, the average water temperature is 28°C (82.4°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Mersin have in September?

In Mersin, Turkey, the average day length in September is 12h and 25min.

When is the sunrise / sunset in September in Mersin?

In September, on the first day of the month, sunrise is at 06:12 and sunset at 19:09. On the last day of the month, in Mersin, sunrise is at 06:36 and sunset at 18:26 +03.

How many hours of sunshine does Mersin have in September?

In September, the average sunshine duration is 9.4h.

Average temperature in September
Mersin, Turkey

Average temperature in September - Mersin, Turkey
  • Average high temperature in September: 30°C

The warmest month (with the highest average high temperature) is August (31.5°C).
The month with the lowest average high temperature is January (14.7°C).

  • Average low temperature in September: 20.9°C

The month with the highest average low temperature is August (24.2°C).
The coldest month (with the lowest average low temperature) is January (6.3°C).

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Average rainfall in September
Mersin, Turkey

Average rainfall in September - Mersin, Turkey
  • Average rainfall in September: 8.5mm

The wettest month (with the highest rainfall) is December (135.7mm).
The driest month (with the least rainfall) is August (4.7mm).

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Average rainfall days in September
Mersin, Turkey

Average rainfall days in September - Mersin, Turkey
  • Average rainfall days in September: 1.7 days

The month with the highest number of rainy days is December (10.6 days).
The month with the least rainy days is August (0.8 days).

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Average sea temperature in September
Mersin, Turkey

Average sea temperature in September - Mersin, Turkey
  • Average sea temperature in September: 28°C

The best month for swimming (with the highest average sea temperature) is August (28.8°C).
The coldest month (with the lowest average sea temperature) is February (16.9°C).

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Average daylight in September /
Average sunshine in September
Mersin, Turkey

Average daylight in September / Average sunshine in September - Mersin, Turkey
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Mersin, Turkey

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