18.09
fri
fri
Day
73°F
NE 11 mph
Precip.
28%
28%
Night
72°F
E 5 mph
Precip.
4%
4%
19.09
sat
sat
Day
81°F
NW 6 mph
Precip.
2%
2%
Night
75°F
NE 1 mph
Precip.
5%
5%
20.09
sun
sun
Day
82°F
N 7 mph
Precip.
4%
4%
Night
77°F
W 1 mph
Precip.
6%
6%
21.09
mon
mon
Day
82°F
NW 6 mph
Precip.
15%
15%
Night
77°F
N 2 mph
Precip.
17%
17%
22.09
tue
tue
Day
81°F
N 9 mph
Precip.
14%
14%
Night
73°F
E 2 mph
Precip.
6%
6%
23.09
wed
wed
Day
79°F
N 10 mph
Precip.
12%
12%
Night
72°F
SW 10 mph
Precip.
10%
10%
24.09
thu
thu
Day
77°F
N 8 mph
Precip.
2%
2%
Night
73°F
S 4 mph
Precip.
2%
2%
25.09
fri
fri
Day
79°F
NW 8 mph
Precip.
9%
9%
Night
72°F
NE 1 mph
Precip.
5%
5%
26.09
sat
sat
Day
77°F
NW 8 mph
Precip.
9%
9%
Night
72°F
NE 5 mph
Precip.
13%
13%
27.09
sun
sun
Day
77°F
N 9 mph
Precip.
2%
2%
Night
72°F
SE 1 mph
Precip.
4%
4%
28.09
mon
mon
Day
77°F
N 6 mph
Precip.
6%
6%
Night
73°F
S 2 mph
Precip.
4%
4%
29.09
tue
tue
Day
79°F
W 6 mph
Precip.
13%
13%
Night
73°F
SW 4 mph
Precip.
6%
6%
30.09
wed
wed
Day
82°F
NW 6 mph
Precip.
3%
3%
Night
75°F
SW 2 mph
Precip.
19%
19%
01.10
thu
thu
Day
81°F
N 6 mph
Precip.
15%
15%
Night
77°F
NE 2 mph
Precip.
18%
18%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 85.0°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.2°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 78.6°F. The highest and lowest sea temperatures during the month were 81.7°F and 77.0°F.
Air temperature in Mersin, °F
Precipitation total in Mersin, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Mersin
Mersin on a weather map
Places in Turkey:
Name
°F
24 Hours Forecast
Mersin
Local time: 03:10
September 18, friday
0600
73°F
S
9 mph
9 mph
0900
79°F
W
6 mph
6 mph
1200
73°F
NE
11 mph
11 mph
1500
72°F
SW
2 mph
2 mph
1800
75°F
NW
2 mph
2 mph
2100
73°F
NE
6 mph
6 mph
September 19, saturday
0000
72°F
E
5 mph
5 mph
0300
73°F
S
4 mph
4 mph
