Average sea water temperature in September:
+78.1°F
| Minimum sea water temperature in September: | 81.3°F |
| Maximum sea water temperature in September: | 74.8°F |
Daily sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 77.9°F. The highest and lowest sea temperatures during the month were 79.5°F and 74.8°F.
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| Heraklion |
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Monthly sea water temperature in Heraklion, °F
Which Greece resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Laganas | 83.5°F | 78.6°F |
| Kavos | 83.4°F | 77.7°F |
| Messonghi | 83.4°F | 77.7°F |
| Moraitika | 83.4°F | 77.7°F |
| Benitses | 83.3°F | 77.8°F |
| Lefkada | 83.1°F | 78.2°F |
| Kalamata | 83.1°F | 79.3°F |
| Kerkira | 83.0°F | 77.6°F |
| Agios Gordis | 83.0°F | 77.3°F |
| Skafidia | 83.0°F | 77.9°F |
| Zakynthos | 83.0°F | 78.3°F |
| Nissaki | 82.6°F | 76.8°F |
| Barbati | 82.6°F | 76.8°F |
| Dassia | 82.5°F | 77.2°F |
| Corfu | 82.5°F | 76.9°F |
| Paleokastritsa | 82.3°F | 75.8°F |
| Acharavi | 82.3°F | 76.3°F |
| Thessaloniki | 82.3°F | 78.5°F |
| Sidari | 82.1°F | 75.7°F |
| Cephalonia | 82.1°F | 77.2°F |
Best time for vacation in Heraklion
Heraklion on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Heraklion
Local time: 06:30
September 15, tuesday
0900
72°F
SE
7 mph
7 mph
1200
77°F
S
11 mph
11 mph
1500
73°F
S
12 mph
12 mph
1800
70°F
S
8 mph
8 mph
2100
68°F
S
5 mph
5 mph
September 16, wednesday
0000
68°F
S
5 mph
5 mph
0300
64°F
SE
4 mph
4 mph
0600
63°F
S
4 mph
4 mph
