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September weather forecast in Ayvalik

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30 days Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Sun

Sunday

Mon

Monday

Tue

Tuesday

Wed

Wednesday

Thu

Thursday

Fri

Friday

Sat

Saturday

31 August, sun

	759 mmHg		69%
	6.5 m/s		+28

31 August, Sunday. day, 25°; night, 21°; clear

1 September, mon

	758 mmHg		68%
	5.9 m/s		+27

1 September, Monday. day, 25°; night, 21°; clear

2 September, tue

	759 mmHg		69%
	5.8 m/s		+27

2 September, Tuesday. day, 25°; night, 21°; clear

3 September, wed

	759 mmHg		70%
	6 m/s		+27

3 September, Wednesday. day, 25°; night, 20°; clear

4 September, thu

	760 mmHg		69%
	6.1 m/s		+28

4 September, Thursday. day, 24°; night, 20°; clear

5 September, fri

	759 mmHg		69%
	6.4 m/s		+28

5 September, Friday. day, 24°; night, 20°; clear

6 September, sat

	759 mmHg		68%
	6.8 m/s		+27

6 September, Saturday. day, 24°; night, 20°; clear

7 September, sun

	759 mmHg		67%
	6.6 m/s		+27

7 September, Sunday. day, 24°; night, 19°; clear

8 September, mon

	760 mmHg		67%
	6.8 m/s		+27

8 September, Monday. day, 24°; night, 19°; clear

9 September, tue

	760 mmHg		67%
	6.3 m/s		+27

9 September, Tuesday. day, 24°; night, 19°; clear

10 September, wed

	760 mmHg		69%
	6.6 m/s		+27

10 September, Wednesday. day, 24°; night, 20°; clear

11 September, thu

	759 mmHg		69%
	6.4 m/s		+27

11 September, Thursday. day, 23°; night, 19°; clear

12 September, fri

	759 mmHg		70%
	5.8 m/s		+26

12 September, Friday. day, 23°; night, 19°; clear

13 September, sat

	760 mmHg		70%
	6.1 m/s		+27

13 September, Saturday. day, 23°; night, 19°; clear

14 September, sun

	760 mmHg		70%
	6 m/s		+27

14 September, Sunday. day, 23°; night, 19°; clear

15 September, mon

	760 mmHg		69%
	5.9 m/s		+27

15 September, Monday. day, 23°; night, 19°; clear

16 September, tue

	760 mmHg		70%
	5.5 m/s		+27

16 September, Tuesday. day, 23°; night, 19°; clear

17 September, wed

	760 mmHg		71%
	5.7 m/s		+27

17 September, Wednesday. day, 23°; night, 19°; clear

18 September, thu

	760 mmHg		71%
	5.6 m/s		+26

18 September, Thursday. day, 23°; night, 19°; clear

19 September, fri

	760 mmHg		71%
	5.9 m/s		+25

19 September, Friday. day, 23°; night, 19°; clear

20 September, sat

	760 mmHg		72%
	6.2 m/s		+24

20 September, Saturday. day, 23°; night, 19°; clear

21 September, sun

	761 mmHg		71%
	6.3 m/s		+23

21 September, Sunday. day, 22°; night, 18°; clear

22 September, mon

	761 mmHg		69%
	6 m/s		+23

22 September, Monday. day, 22°; night, 18°; clear

23 September, tue

	761 mmHg		69%
	6 m/s		+24

23 September, Tuesday. day, 22°; night, 17°; clear

24 September, wed

	761 mmHg		69%
	5.8 m/s		+25

24 September, Wednesday. day, 22°; night, 18°; partly cloudy

25 September, thu

	761 mmHg		71%
	5.8 m/s		+24

25 September, Thursday. day, 22°; night, 18°; clear

26 September, fri

	761 mmHg		71%
	6.3 m/s		+24

26 September, Friday. day, 22°; night, 18°; clear

27 September, sat

	761 mmHg		73%
	6.5 m/s		+24

27 September, Saturday. day, 21°; night, 18°; rain

28 September, sun

	761 mmHg		73%
	6.3 m/s		+23

28 September, Sunday. day, 21°; night, 18°; rain

29 September, mon

	761 mmHg		74%
	6.6 m/s		+23

29 September, Monday. day, 21°; night, 18°; rain

30 September, tue

	761 mmHg		71%
	6.2 m/s		+23

30 September, Tuesday. day, 21°; night, 17°; clear

1 October, wed

	762 mmHg		71%
	6.2 m/s		+23

1 October, Wednesday. day, 21°; night, 17°; clear

2 October, thu

	762 mmHg		71%
	5.9 m/s		+22

2 October, Thursday. day, 21°; night, 17°; clear

3 October, fri

	763 mmHg		72%
	6.1 m/s		+22

3 October, Friday. day, 21°; night, 17°; clear

4 October, sat

	763 mmHg		71%
	6.6 m/s		+23

4 October, Saturday. day, 21°; night, 17°; clear

Average data for 10 years

Ayvalik September

26

sunny days

3

days with precipitation

1

cloudy day

26 sunny days; 3 days with precipitation; 1 cloudy day;

70

%

air humidity

4.5

m/s

WindSE

28

mm of precipitation

(3% of annual average)

+26

°C

Water temperature

air humidity 70%; 28 millimeters of precipitation (3% of annual average); Wind south-easterly 4.5 Meters per second; Water temperature +26°

Weather graphs for September

TemperatureWater temperaturePrecipitation chance, %Humidity, %Wind, m/sPressure, mmHg

SE

SE

SE

SE

E

SE

E

E

E

E

E

E

E

SE

SE

E

SE

E

E

SE

E

SE

SE

SE

SE

SE

SE

SE

SE

SE

1

Average data for 10 years

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

Daytime temperature

Night-time temperature

Cities near you

Istanbul
Fethiye
Bodrum
Kemer
Marmaris
Athens
Izmir
Oludeniz
Burgas

Cities with similar weather in September

Gagra
Rome
Baku
Batumi
Pitsunda
Budva
Heraklion
Rimini
Venice

The weather forecast for September 2025 is based on historical data from the past 10 years.

In September, the weather in Ayvalik is typically warm. Average daily high temperature in September is about 23 degrees above zero. On average, Ayvalik has 26 sunny, 3 rainy, and 1 partly cloudy day in September. The rains are usually heavy. September as well as June, July, and August is considered the most comfortable time to visit Ayvalik.

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