Measurements:
°C
°F
Poros
72°F
W 2 mph
Feels like: 72°F
Precip: 0%
World Resorts Greece Poros Weather

Poros Sea Water Temperature

Current Sea Water Temperature:
+68.0°F
Maximum Sea Water Temperature in May: 74.4°F
Minimum Sea Water Temperature in May: 62.6°F
Average water temperature in May: 68.4°F

Sea Water Temperature for the Last 10 Days:

May 14 68.0°F May 09 64.8°F
May 13 66.4°F May 08 64.8°F
May 12 66.8°F May 07 64.6°F
May 11 65.6°F May 06 64.4°F
May 10 66.4°F May 05 63.6°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 +72
Athos +62
Bali Gr +72
Chalkidiki +60
Chania +72
Corfu +68
Crete +64
Heraklion +72
Kassandra +62
Paralia Katerini +64
Rhodes +70
Santorini +68
Thasos +58
Thessaloniki +66
Zakynthos +64
24 Hours Weather Forecast
Poros
Local time: 16:46
14 may, thursday
1800 72°F
W
2 mph
2100 68°F
W
4 mph
15 may, friday
0000 66°F
SW
3 mph
0300 66°F
SE
5 mph
0600 64°F
SE
6 mph
0900 66°F
SE
9 mph
1200 70°F
N
1 mph
1500 72°F
NW
13 mph