Measurements:
°C
°F
Poros
72°F
NW 7 mph
Feels like: 72°F
Precip: 15%
World Resorts Greece Poros Weather

Poros Sea Water Temperature

Current Sea Water Temperature:
+73.8°F
Maximum Sea Water Temperature in October: 81.6°F
Minimum Sea Water Temperature in October: 70.4°F
Average water temperature in October: 76.8°F

Sea Water Temperature for the Last 10 Days:

October 24 73.8°F October 19 74.2°F
October 23 74.0°F October 18 74.0°F
October 22 73.0°F October 17 75.4°F
October 21 74.4°F October 16 75.8°F
October 20 73.8°F October 15 76.0°F

When is the Warmest Sea for Poros?

According to our data for the last three years for Poros 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 Poros was 83.4°F. The maximum and minimum values were 81.8°F and 86.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Poros was 82.9°F. The maximum and minimum values were 81.0°F and 85.4°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Poros was 82.2°F. The maximum and minimum values were 78.8°F and 84.6°F respectively.

Best Time to Visit Poros
The most sunny months:
July 30 days
August 30 days
June 27 days
The most warm months:
August 91.6 °F
July 91.6 °F
September 85.3 °F
Warmest sea temperature:
August 83.6 °F
July 82.3 °F
September 81.5 °F
The most cold months:
January 56.6 °F
February 58.0 °F
December 60.2 °F
The most rainy months:
February 3 days
December 3 days
March 2 days
The most windy months:
August 9 mph
February 9 mph
January 9 mph

Poros on the Weather Map

Greece Resorts:
NAME
F°
Athenes +76
Bali Gr +70
Chalkidiki +66
Chania +72
Corfu +72
Crete +62
Hanioti +68
Hersonissos +70
Paralia Katerini +68
Pefkochori +68
Rhodes +74
Sithonia +68
Thasos +62
Thessaloniki +68
Zakynthos +70
24 Hours Weather Forecast
Poros
Local time: 13:45
24 oct, saturday
1500 72°F
NW
7 mph
1800 72°F
NW
9 mph
2100 72°F
NW
6 mph
25 oct, sunday
0000 70°F
NW
3 mph
0300 70°F
NW
6 mph
0600 70°F
NW
5 mph
0900 70°F
NW
7 mph
1200 72°F
NW
7 mph