Average sea water temperature in September:
+78.0°F
| Minimum sea water temperature in September: | 81.7°F |
| Maximum sea water temperature in September: | 74.7°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 80.1°F and 75.7°F.
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| Hersonissos |
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Monthly sea water temperature in Hersonissos, °F
Which Greece resorts have warmest sea in September?
| Place name | September 2025 | September 2024 |
|---|---|---|
| Kolymbia | 81.7°F | 81.1°F |
| Faliraki | 81.6°F | 81.1°F |
| Lindos | 81.3°F | 80.9°F |
| Rhodes | 81.2°F | 80.9°F |
| Kiotari | 81.1°F | 80.5°F |
| Kalamata | 79.3°F | 80.5°F |
| Aegina | 79.1°F | 80.3°F |
| Tolo | 79.0°F | 80.4°F |
| Volos | 78.9°F | 80.1°F |
| Nafplio | 78.9°F | 80.0°F |
| Laganas | 78.6°F | 80.9°F |
| Thessaloniki | 78.5°F | 78.8°F |
| Glyfada | 78.5°F | 79.8°F |
| Crete | 78.5°F | 79.8°F |
| Rethymno | 78.4°F | 79.9°F |
| Bali Gr | 78.4°F | 79.6°F |
| Athens | 78.3°F | 79.7°F |
| Zakynthos | 78.3°F | 80.7°F |
| Piraeus | 78.2°F | 79.6°F |
| Panormo | 78.2°F | 79.6°F |
Best time for vacation in Hersonissos
Hersonissos on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Hersonissos
Local time: 18:30
September 14, monday
2100
68°F
SE
4 mph
4 mph
September 15, tuesday
0000
68°F
SE
4 mph
4 mph
0300
66°F
S
2 mph
2 mph
0600
66°F
SE
2 mph
2 mph
0900
70°F
SE
4 mph
4 mph
1200
73°F
SE
11 mph
11 mph
1500
75°F
S
7 mph
7 mph
1800
70°F
S
4 mph
4 mph
