26.06
fri
fri
Day
86°F
S 21 mph
Precip.
1%
1%
Night
79°F
S 11 mph
Precip.
2%
2%
27.06
sat
sat
Day
84°F
S 25 mph
Precip.
1%
1%
Night
79°F
S 18 mph
Precip.
2%
2%
28.06
sun
sun
Day
81°F
S 25 mph
Precip.
1%
1%
Night
77°F
S 19 mph
Precip.
2%
2%
29.06
mon
mon
Day
84°F
S 22 mph
Precip.
1%
1%
Night
77°F
S 9 mph
Precip.
3%
3%
30.06
tue
tue
Day
86°F
S 11 mph
Precip.
1%
1%
Night
79°F
S 4 mph
Precip.
3%
3%
01.07
wed
wed
Day
86°F
E 3 mph
Precip.
1%
1%
Night
79°F
E 3 mph
Precip.
3%
3%
02.07
thu
thu
Day
90°F
E 6 mph
Precip.
1%
1%
Night
81°F
SE 3 mph
Precip.
3%
3%
Sea water temperature in June, °F
Show year:
2026
2025
2024
The average sea water temperature in June of 2026 was 73.9°F. The highest and lowest sea temperatures during the month were 75.4°F and 69.8°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 79.0°F. The highest and lowest sea temperatures during the month were 83.3°F and 76.1°F.
Air temperature in Piraeus, °F
Precipitation total in Piraeus, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Piraeus
Piraeus on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Piraeus
Local time: 09:49
June 26, friday
1200
86°F
S
21 mph
21 mph
1500
88°F
S
22 mph
22 mph
1800
86°F
S
21 mph
21 mph
2100
81°F
S
13 mph
13 mph
June 27, saturday
0000
79°F
S
11 mph
11 mph
0300
79°F
S
13 mph
13 mph
0600
77°F
S
19 mph
19 mph
0900
81°F
S
24 mph
24 mph
