Measurements:
°C
°F
Symi
72°F
N 12 mph
Feels like: 72°F
Precip: 12%
World Resorts Greece Symi Weather

Symi Sea Water Temperature

Current Sea Water Temperature:
+74.8°F
Maximum Sea Water Temperature in November: 81.2°F
Minimum Sea Water Temperature in November: 69.2°F
Average water temperature in November: 74.3°F

Sea Water Temperature for the Last 10 Days:

November 14 74.8°F November 09 75.0°F
November 13 74.4°F November 08 75.6°F
November 12 72.8°F November 07 76.2°F
November 11 73.8°F November 06 76.6°F
November 10 73.4°F November 05 76.6°F

When is the Warmest Sea for Symi?

According to our data for the last three years for Symi the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Symi was 82.3°F. The maximum and minimum values were 79.0°F and 84.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Symi was 82.8°F. The maximum and minimum values were 80.0°F and 84.2°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Symi was 78.0°F. The maximum and minimum values were 75.6°F and 80.4°F respectively.

Best Time to Visit Symi
The most sunny months:
July 31 days
August 31 days
June 29 days
The most warm months:
August 90.2 °F
July 90.1 °F
September 85.0 °F
Warmest sea temperature:
August 83.7 °F
September 82.3 °F
July 80.3 °F
The most cold months:
January 58.1 °F
February 58.9 °F
March 61.5 °F
The most rainy months:
January 8 days
December 7 days
February 5 days
The most windy months:
January 12 mph
February 12 mph
March 11 mph

Symi on the Weather Map

Greece Resorts:
NAME
F°
Athenes +76
Bali Gr +74
Chalkidiki +70
Chania +78
Corfu +68
Crete +74
Hanioti +72
Hersonissos +76
Paralia Katerini +74
Possidi +72
Rhodes +70
Sithonia +70
Thasos +72
Thessaloniki +72
Zakynthos +72
24 Hours Weather Forecast
Symi
Local time: 12:40
14 nov, saturday
1500 70°F
N
11 mph
1800 64°F
NW
6 mph
2100 62°F
NW
4 mph
15 nov, sunday
0000 60°F
NW
4 mph
0300 60°F
N
2 mph
0600 58°F
N
2 mph
0900 66°F
N
1 mph
1200 74°F
SE
2 mph