World Resorts Greece Piraeus Weather

Piraeus sea water temperature

Current sea water temperature:
+60.1°F
Minimum sea water temperature in February: 60.6°F
Maximum sea water temperature in February: 56.3°F
Average sea water temperature in February: 58.5°F

Sea water temperature for the last 10 days:

February 4 60.1°F January 30 60.4°F
February 3 60.3°F January 29 59.7°F
February 2 60.6°F January 28 60.8°F
February 1 60.3°F January 27 60.4°F
January 31 60.8°F January 26 60.6°F

When is the warmest sea in Piraeus?

Based on the data about daily sea water temperature for the last three years the warmest sea in Piraeus was noticed in August, July and September.

Monthly Sea Temperatures in Piraeus, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 79.6°F. The highest and lowest sea temperatures during the month were 81.3°F and 78.1°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.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 78.2°F. The highest and lowest sea temperatures during the month were 79.9°F and 75.4°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 57.6 °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
+57°F
NW 13 mph
Feels like: +54°F
Precip.: 0%
Places in Greece:
Name
°F
+55°F
+57°F
+55°F
+55°F
+57°F
+61°F
+48°F
+59°F
+55°F
+50°F
+63°F
+52°F
+57°F
+55°F
24 Hours Forecast
Piraeus
Local time: 19:23
February 04, wednesday
2100
55°F
NW
13 mph
February 05, thursday
0000
57°F
NW
12 mph
0300
57°F
N
20 mph
0600
55°F
N
19 mph
0900
55°F
NE
16 mph
1200
55°F
N
19 mph
1500
54°F
E
7 mph
1800
55°F
NE
7 mph
Units of measurement: °C / °F