World Resorts Greece Piraeus Weather

Piraeus Sea Temperature in July

Average sea water temperature in July:
+79.0°F
Minimum sea water temperature in July: 83.5°F
Maximum sea water temperature in July: 73.9°F

Daily 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.

Monthly sea water temperature in Piraeus, °F

Which Greece resorts have warmest sea in July?

Place name July 2025 July 2024
Kolymbia 81.6°F 82.1°F
Kallithea 81.6°F 82.7°F
Afytos 81.6°F 82.7°F
Polychrono 81.6°F 82.6°F
Nea Poteidaia 81.5°F 82.7°F
Kriopigi 81.5°F 82.4°F
Rhodes 81.5°F 82.0°F
Lindos 81.5°F 82.1°F
Faliraki 81.4°F 82.0°F
Chalkidiki 81.4°F 82.6°F
Kassandra 81.4°F 82.3°F
Pefkochori 81.4°F 82.2°F
Hanioti 81.3°F 82.1°F
Thessaloniki 81.3°F 83.4°F
Preveza 81.3°F 82.7°F
Neos Marmaras 81.2°F 82.3°F
Nafplio 81.2°F 81.4°F
Vourvourou 81.1°F 82.4°F
Possidi 81.1°F 82.0°F
Nikiti 81.0°F 82.4°F

Best time for vacation in Piraeus

Sunniest months:
July 30 days
August 30 days
June 27 days
Warmest months:
July 91.1 °F
August 90.0 °F
June 85.3 °F
Warmest sea temp:
August 80.3 °F
July 79.0 °F
September 78.3 °F
Coldest months:
January 54.3 °F
February 56.3 °F
December 57.7 °F
Rainiest months:
February 3 days
January 3 days
December 3 days
Windiest months:
August 10.6 mph
July 9.3 mph
February 9.2 mph

Piraeus on a weather map

Piraeus
+50°F
NE 4 mph
Feels like: +50°F
Precip.: 0%
Places in Greece:
Name
°F
+48°F
+48°F
+52°F
+54°F
+48°F
+54°F
+46°F
+48°F
+39°F
+57°F
+52°F
+50°F
+52°F
+48°F
24 Hours Forecast
Piraeus
Local time: 22:59
December 30, tuesday
0000
50°F
NE
4 mph
0300
52°F
E
4 mph
0600
50°F
E
4 mph
0900
50°F
E
4 mph
1200
55°F
E
9 mph
1500
57°F
NE
10 mph
1800
55°F
E
9 mph
2100
54°F
SE
7 mph
Units of measurement: °C / °F