16.09
wed
wed
Day
73°F
SW 17 mph
Precip.
2%
2%
Night
66°F
S 6 mph
Precip.
3%
3%
17.09
thu
thu
Day
75°F
S 11 mph
Precip.
1%
1%
Night
70°F
SE 2 mph
Precip.
1%
1%
18.09
fri
fri
Day
81°F
NE 1 mph
Precip.
9%
9%
Night
72°F
SE 2 mph
Precip.
14%
14%
19.09
sat
sat
Day
82°F
SW 9 mph
Precip.
9%
9%
Night
75°F
SW 6 mph
Precip.
10%
10%
20.09
sun
sun
Day
84°F
S 7 mph
Precip.
9%
9%
Night
73°F
S 7 mph
Precip.
1%
1%
21.09
mon
mon
Day
82°F
S 6 mph
Precip.
10%
10%
Night
73°F
SE 2 mph
Precip.
3%
3%
22.09
tue
tue
Day
79°F
SW 9 mph
Precip.
1%
1%
Night
64°F
S 14 mph
Precip.
15%
15%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 80.1°F. The highest and lowest sea temperatures during the month were 81.3°F and 79.2°F.
Air temperature in Athens, °F
Precipitation total in Athens, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Athens
Athens on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Athens
Local time: 07:59
September 16, wednesday
0900
70°F
S
13 mph
13 mph
1200
73°F
SW
17 mph
17 mph
1500
75°F
SW
19 mph
19 mph
1800
73°F
SW
16 mph
16 mph
2100
68°F
S
8 mph
8 mph
September 17, thursday
0000
66°F
S
6 mph
6 mph
0300
64°F
S
6 mph
6 mph
0600
63°F
S
7 mph
7 mph
