Current sea water temperature:
+64.8°F
| Minimum sea water temperature in January: | 65.3°F |
| Maximum sea water temperature in January: | 59.9°F |
| Average sea water temperature in January: | 62.1°F |
| more information | |
14 days
forecast
forecast
| Hersonissos |
monthly
weather
weather
| Hersonissos |
Sea water temperature for the last 10 days:
| December 31 | 64.8°F | December 26 | 64.8°F |
| December 30 | 64.9°F | December 25 | 65.5°F |
| December 29 | 65.5°F | December 24 | 65.1°F |
| December 28 | 65.5°F | December 23 | 65.7°F |
| December 27 | 64.9°F | December 22 | 65.7°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
January
January
| Hersonissos |
Best time for vacation in Hersonissos
Hersonissos on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Hersonissos
Local time: 01:30
January 01, thursday
0300
48°F
E
6 mph
6 mph
0600
50°F
SE
12 mph
12 mph
0900
46°F
S
24 mph
24 mph
1200
46°F
S
22 mph
22 mph
1500
46°F
SE
21 mph
21 mph
1800
45°F
S
17 mph
17 mph
2100
43°F
S
14 mph
14 mph
January 02, friday
0000
45°F
S
13 mph
13 mph
