Measurements:
°C
°F
Possidi
68°F
NE 4 mph
Feels like: 68°F
Precip: 2%
World Resorts Greece Possidi Weather

Possidi Sea Water Temperature

Current Sea Water Temperature:
+71.4°F
Maximum Sea Water Temperature in October: 79.0°F
Minimum Sea Water Temperature in October: 65.6°F
Average water temperature in October: 73.4°F

Sea Water Temperature for the Last 10 Days:

October 19 71.4°F October 14 74.8°F
October 18 72.0°F October 13 75.0°F
October 17 72.4°F October 12 75.0°F
October 16 72.4°F October 11 75.0°F
October 15 72.4°F October 10 75.0°F

When is the Warmest Sea for Possidi?

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

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 Possidi was 84.5°F. The maximum and minimum values were 82.6°F and 86.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Possidi was 83.9°F. The maximum and minimum values were 81.6°F and 86.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Possidi was 81.8°F. The maximum and minimum values were 77.4°F and 84.8°F respectively.

Best Time to Visit Possidi
The most sunny months:
August 29 days
July 28 days
June 24 days
The most warm months:
August 88.5 °F
July 88.1 °F
June 82.1 °F
Warmest sea temperature:
August 84.1 °F
July 83.0 °F
September 80.4 °F
The most cold months:
January 51.8 °F
February 54.0 °F
December 55.3 °F
The most rainy months:
January 3 days
November 3 days
February 3 days
The most windy months:
January 10 mph
February 10 mph
December 9 mph

Possidi on the Weather Map

Greece Resorts:
NAME
F°
Athenes +70
Bali Gr +66
Chalkidiki +68
Chania +68
Corfu +70
Crete +56
Hanioti +68
Hersonissos +68
Paralia Katerini +66
Pefkochori +68
Rhodes +64
Sithonia +70
Thasos +62
Thessaloniki +72
Zakynthos +68
24 Hours Weather Forecast
Possidi
Local time: 18:06
19 oct, monday
2100 66°F
NW
3 mph
20 oct, tuesday
0000 64°F
N
4 mph
0300 64°F
NW
4 mph
0600 64°F
W
6 mph
0900 66°F
W
4 mph
1200 70°F
NW
5 mph
1500 72°F
NW
6 mph
1800 68°F
NW
7 mph