25.09
fri
fri
Day
68°F
SW 0 mph
Precip.
11%
11%
Night
66°F
W 4 mph
Precip.
13%
13%
26.09
sat
sat
Day
68°F
S 11 mph
Precip.
27%
27%
Night
59°F
E 16 mph
Precip.
94%
94%
27.09
sun
sun
Day
66°F
S 22 mph
Precip.
27%
27%
Night
64°F
SE 7 mph
Precip.
4%
4%
28.09
mon
mon
Day
72°F
S 9 mph
Precip.
2%
2%
Night
66°F
E 4 mph
Precip.
2%
2%
29.09
tue
tue
Day
72°F
SE 4 mph
Precip.
1%
1%
Night
66°F
SE 4 mph
Precip.
3%
3%
30.09
wed
wed
Day
70°F
SW 16 mph
Precip.
3%
3%
Night
63°F
S 13 mph
Precip.
18%
18%
01.10
thu
thu
Day
66°F
S 23 mph
Precip.
16%
16%
Night
68°F
S 17 mph
Precip.
4%
4%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 78.4°F. The highest and lowest sea temperatures during the month were 80.8°F and 75.9°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 71.9°F. The highest and lowest sea temperatures during the month were 74.8°F and 69.6°F.
Air temperature in Eretria, °F
Precipitation total in Eretria, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Eretria
Eretria on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Eretria
Local time: 15:45
September 25, friday
1800
72°F
W
3 mph
3 mph
2100
68°F
W
6 mph
6 mph
September 26, saturday
0000
66°F
W
4 mph
4 mph
0300
66°F
SW
3 mph
3 mph
0600
66°F
S
3 mph
3 mph
0900
66°F
S
7 mph
7 mph
1200
68°F
S
11 mph
11 mph
1500
66°F
SE
9 mph
9 mph
