Measurements:
°C
°F
Possidi
46°F
N 2 mph
Feels like: 46°F
Precip: 0%
World Resorts Greece Possidi Weather

Possidi Sea Water Temperature

Current Sea Water Temperature:
+63.4°F
Maximum Sea Water Temperature in January: 64.0°F
Minimum Sea Water Temperature in January: 56.4°F
Average water temperature in January: 59.6°F

Sea Water Temperature for the Last 10 Days:

January 09 63.4°F January 04 64.0°F
January 08 63.6°F January 03 63.4°F
January 07 61.8°F January 02 63.8°F
January 06 62.4°F January 01 63.8°F
January 05 63.4°F December 31 63.8°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
March 9 mph

Possidi on the Weather Map

Greece Resorts:
NAME
Athenes +56
Athos +50
Bali Gr +62
Chalkidiki +46
Chania +62
Corfu +48
Crete +60
Heraklion +62
Kalamata +50
Paralia Katerini +46
Rhodes +54
Santorini +58
Thasos +44
Thessaloniki +44
Zakynthos +50
24 Hours Weather Forecast
Possidi
Local time: 15:00
09 jan, friday
1800 48°F
S
4 mph
2100 48°F
S
3 mph
10 jan, saturday
0000 50°F
NW
2 mph
0300 52°F
NW
3 mph
0600 54°F
N
2 mph
0900 54°F
SW
4 mph
1200 56°F
NW
5 mph
1500 60°F
NE
16 mph