Current sea water temperature:
+66.9°F
| Minimum sea water temperature in December: | 70.0°F |
| Maximum sea water temperature in December: | 62.1°F |
| Average sea water temperature in December: | 65.3°F |
| more information | |
14 days
forecast
forecast
| Hersonissos |
monthly
weather
weather
| Hersonissos |
Sea water temperature for the last 10 days:
| December 14 | 66.9°F | December 9 | 67.3°F |
| December 13 | 66.4°F | December 8 | 67.3°F |
| December 12 | 66.7°F | December 7 | 67.6°F |
| December 11 | 67.3°F | December 6 | 67.5°F |
| December 10 | 67.5°F | December 5 | 67.6°F |
Monthly sea water temperature, °F
When is the warmest sea in Hersonissos?
Based on the data about daily sea water temperature for the last three years the warmest sea in Hersonissos was noticed in August, July and September.
Monthly Sea Temperatures in Hersonissos, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 79.5°F. The highest and lowest sea temperatures during the month were 80.6°F and 78.6°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 82.2°F and 76.3°F.
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.
current
weather
weather
| Hersonissos |
weather in
December
December
| Hersonissos |
Best time for vacation in Hersonissos
Hersonissos on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Hersonissos
Local time: 08:45
December 15, monday
0900
57°F
S
18 mph
18 mph
1200
59°F
S
18 mph
18 mph
1500
59°F
SE
19 mph
19 mph
1800
52°F
S
21 mph
21 mph
2100
52°F
S
16 mph
16 mph
December 16, tuesday
0000
52°F
SE
13 mph
13 mph
0300
52°F
SE
15 mph
15 mph
0600
50°F
S
13 mph
13 mph
