Current sea water temperature:
+69.4°F
| Minimum sea water temperature in December: | 71.6°F |
| Maximum sea water temperature in December: | 63.5°F |
| Average sea water temperature in December: | 67.9°F |
| more information | |
14 days
forecast
forecast
| Symi |
monthly
weather
weather
| Symi |
Sea water temperature for the last 10 days:
| December 18 | 69.4°F | December 13 | 70.3°F |
| December 17 | 70.2°F | December 12 | 70.5°F |
| December 16 | 70.2°F | December 11 | 70.5°F |
| December 15 | 70.5°F | December 10 | 70.7°F |
| December 14 | 70.2°F | December 9 | 70.9°F |
Monthly sea water temperature, °F
When is the warmest sea in Symi?
Based on the data about daily sea water temperature for the last three years the warmest sea in Symi was noticed in August, September and July.
Monthly Sea Temperatures in Symi, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 79.6°F. The highest and lowest sea temperatures during the month were 82.8°F and 76.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 79.2°F. The highest and lowest sea temperatures during the month were 81.3°F and 77.2°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 79.5°F. The highest and lowest sea temperatures during the month were 81.7°F and 77.0°F.
current
weather
weather
| Symi |
weather in
December
December
| Symi |
Best time for vacation in Symi
Symi on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Symi
Local time: 21:54
December 19, friday
0000
61°F
SE
9 mph
9 mph
0300
61°F
E
7 mph
7 mph
0600
61°F
SE
9 mph
9 mph
0900
61°F
E
8 mph
8 mph
1200
61°F
E
9 mph
9 mph
1500
63°F
E
12 mph
12 mph
1800
61°F
E
11 mph
11 mph
2100
61°F
E
9 mph
9 mph
