16.07
thu
thu
Day
90°F
S 8 mph
Precip.
1%
1%
Night
82°F
S 6 mph
Precip.
1%
1%
17.07
fri
fri
Day
88°F
S 15 mph
Precip.
1%
1%
Night
82°F
SE 7 mph
Precip.
1%
1%
18.07
sat
sat
Day
90°F
S 11 mph
Precip.
1%
1%
Night
82°F
SE 5 mph
Precip.
1%
1%
19.07
sun
sun
Day
88°F
N 6 mph
Precip.
1%
1%
Night
81°F
N 2 mph
Precip.
3%
3%
20.07
mon
mon
Day
90°F
N 4 mph
Precip.
1%
1%
Night
82°F
W 1 mph
Precip.
2%
2%
21.07
tue
tue
Day
91°F
N 5 mph
Precip.
1%
1%
Night
84°F
NE 2 mph
Precip.
2%
2%
22.07
wed
wed
Day
91°F
N 6 mph
Precip.
1%
1%
Night
82°F
E 5 mph
Precip.
2%
2%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 78.2°F. The highest and lowest sea temperatures during the month were 80.6°F and 75.9°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: 13:50
July 16, thursday
1500
91°F
SW
9 mph
9 mph
1800
90°F
SW
13 mph
13 mph
2100
84°F
S
6 mph
6 mph
July 17, friday
0000
82°F
S
6 mph
6 mph
0300
81°F
S
7 mph
7 mph
0600
79°F
S
8 mph
8 mph
0900
84°F
S
10 mph
10 mph
1200
88°F
S
15 mph
15 mph
