Measurements:
°C
°F
Poros
54°F
SE 6 mph
Feels like: 52°F
Precip: 0%
World Resorts Greece Poros Weather

Poros Sea Water Temperature

Current Sea Water Temperature:
+63.6°F
Maximum Sea Water Temperature in April: 69.2°F
Minimum Sea Water Temperature in April: 59.0°F
Average water temperature in April: 62.5°F

Sea Water Temperature for the Last 10 Days:

April 23 63.6°F April 18 62.6°F
April 22 64.2°F April 17 63.4°F
April 21 64.0°F April 16 62.8°F
April 20 63.2°F April 15 62.4°F
April 19 63.4°F April 14 62.2°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Poros was 83.6°F. The maximum and minimum values were 81.4°F and 85.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Poros was 83.0°F. The maximum and minimum values were 80.0°F and 86.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Poros was 81.4°F. The maximum and minimum values were 78.2°F and 83.2°F respectively.

Best Time to Visit Poros
The most sunny months:
July 30 days
August 30 days
June 27 days
The most warm months:
July 91.9 °F
August 91.8 °F
September 85.5 °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
Athenes +46
Athos +52
Chalkidiki +52
Chania +56
Corfu +56
Crete +44
Heraklion +56
Kassandra +56
Lefkada +56
Paralia Katerini +46
Rhodes +56
Santorini +60
Thasos +52
Thessaloniki +46
Zakynthos +54
24 Hours Weather Forecast
Poros
Local time: 06:11
24 apr, friday
0900 56°F
S
7 mph
1200 60°F
S
2 mph
1500 64°F
W
4 mph
1800 64°F
NW
5 mph
2100 62°F
NW
3 mph
25 apr, saturday
0000 62°F
S
5 mph
0300 60°F
S
9 mph
0600 58°F
SE
10 mph