Measurements:
°C
°F
Possidi
56°F
SW 6 mph
Feels like: 54°F
Precip: 100%
World Resorts Greece Possidi Weather

Possidi Sea Water Temperature

Current Sea Water Temperature:
+60.2°F
Maximum Sea Water Temperature in April: 68.8°F
Minimum Sea Water Temperature in April: 55.6°F
Average water temperature in April: 60.4°F

Sea Water Temperature for the Last 10 Days:

March 31 60.2°F March 26 59.6°F
March 30 59.8°F March 25 58.6°F
March 29 59.6°F March 24 59.0°F
March 28 59.4°F March 23 59.6°F
March 27 60.2°F March 22 59.6°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Possidi was 82.9°F. The maximum and minimum values were 81.4°F and 85.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Possidi was 84.5°F. The maximum and minimum values were 82.2°F and 87.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Possidi was 80.2°F. The maximum and minimum values were 76.0°F and 82.0°F respectively.

Best Time to Visit Possidi
The most sunny months:
July 29 days
August 29 days
June 25 days
The most warm months:
August 88.4 °F
July 88.2 °F
June 82.0 °F
Warmest sea temperature:
August 84.0 °F
July 83.0 °F
September 80.3 °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
Athenes +56
Athos +56
Chalkidiki +54
Chania +54
Corfu +56
Crete +54
Heraklion +50
Kassandra +56
Mykonos +60
Paralia Katerini +46
Rhodes +56
Santorini +62
Thasos +54
Thessaloniki +48
Zakynthos +52
24 Hours Weather Forecast
Possidi
Local time: 03:02
01 apr, wednesday
0600 56°F
W
10 mph
0900 56°F
W
11 mph
1200 54°F
W
15 mph
1500 54°F
W
24 mph
1800 56°F
SW
27 mph
2100 56°F
SW
32 mph
02 apr, thursday
0000 54°F
SW
43 mph
0300 54°F
W
42 mph