Current Sea Water Temperature:
+82.2°F
| Maximum Sea Water Temperature in September: | 84.8°F |
| Minimum Sea Water Temperature in September: | 77.6°F |
| Average water temperature in September: | 81.2°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| September 13 | 82.2°F | September 08 | 82.6°F |
| September 12 | 82.6°F | September 07 | 82.2°F |
| September 11 | 82.2°F | September 06 | 82.4°F |
| September 10 | 82.2°F | September 05 | 82.6°F |
| September 09 | 82.8°F | September 04 | 82.6°F |
When is the Warmest Sea for Heraklion?
According to our data for the last three years for Heraklion the highest average sea water temperature was in August, July and September.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2026 for Heraklion was 83.1°F. The maximum and minimum values were 82.0°F and 84.2°F respectively.
Sea Water Temperature in July
The average sea surface temperature in July 2026 for Heraklion was 82.3°F. The maximum and minimum values were 79.8°F and 85.0°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2025 for Heraklion was 81.0°F. The maximum and minimum values were 77.6°F and 82.8°F respectively.
Greece Resorts:
NAME
F°
| Athenes |  |
+72 |
| Bali Gr |  |
+72 |
| Chalkidiki | |
+72 |
| Chania | |
+76 |
| Corfu | |
+78 |
| Crete | |
+72 |
| Hanioti | |
+74 |
| Kassandra |  |
+76 |
| Paralia Katerini | |
+68 |
| Pefkochori | |
+74 |
| Rhodes | |
+76 |
| Sithonia | |
+72 |
| Thasos | |
+68 |
| Thessaloniki | |
+66 |
| Zakynthos | |
+74 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Heraklion
Local time: 03:03
14 sep, monday
| 0600 |  |
72°F | SW 2 mph |
| 0900 |  |
78°F | S 4 mph |
| 1200 |  |
84°F | S 11 mph |
| 1500 | |
82°F | S 13 mph |
| 1800 | |
78°F | S 9 mph |
| 2100 | |
72°F | S 4 mph |
15 sep, tuesday
| 0000 |  |
70°F | S 2 mph |
| 0300 | |
70°F | S 3 mph |