Average sea water temperature in September:
+78.4°F
| Minimum sea water temperature in September: | 81.9°F |
| Maximum sea water temperature in September: | 75.2°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 79.3°F. The highest and lowest sea temperatures during the month were 81.7°F and 76.6°F.
Monthly sea water temperature in Piraeus, °F
Which Greece resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Laganas | 82.1°F | 78.6°F |
| Messonghi | 82.0°F | 77.7°F |
| Moraitika | 82.0°F | 77.7°F |
| Benitses | 81.9°F | 77.8°F |
| Kavos | 81.8°F | 77.7°F |
| Kolymbia | 81.8°F | 81.7°F |
| Kalamata | 81.8°F | 79.3°F |
| Skafidia | 81.7°F | 77.9°F |
| Agios Gordis | 81.7°F | 77.3°F |
| Faliraki | 81.6°F | 81.6°F |
| Lefkada | 81.6°F | 78.2°F |
| Kerkira | 81.6°F | 77.6°F |
| Zakynthos | 81.5°F | 78.3°F |
| Ixia | 81.3°F | 80.8°F |
| Lindos | 81.3°F | 81.3°F |
| Rhodes | 81.2°F | 81.2°F |
| Corfu | 81.2°F | 76.9°F |
| Dassia | 81.2°F | 77.2°F |
| Barbati | 81.1°F | 76.8°F |
| Kiotari | 81.0°F | 81.1°F |
Best time for vacation in Piraeus
Piraeus on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Piraeus
Local time: 21:00
September 27, sunday
0000
63°F
S
9 mph
9 mph
0300
61°F
S
7 mph
7 mph
0600
64°F
SW
19 mph
19 mph
0900
63°F
S
17 mph
17 mph
1200
64°F
S
12 mph
12 mph
1500
64°F
S
13 mph
13 mph
1800
66°F
S
15 mph
15 mph
2100
63°F
S
7 mph
7 mph
