18.05
mon
mon
Day
68°F
N 3 mph
Precip.
0%
0%
Night
64°F
N 1 mph
Precip.
0%
0%
19.05
tue
tue
Day
66°F
NW 4 mph
Precip.
0%
0%
Night
66°F
SE 11 mph
Precip.
0%
0%
20.05
wed
wed
Day
70°F
SE 9 mph
Precip.
0%
0%
Night
68°F
E 4 mph
Precip.
0%
0%
21.05
thu
thu
Day
72°F
SE 2 mph
Precip.
0%
0%
Night
66°F
SW 4 mph
Precip.
100%
100%
22.05
fri
fri
Day
70°F
S 9 mph
Precip.
100%
100%
Night
66°F
SE 11 mph
Precip.
100%
100%
23.05
sat
sat
Day
72°F
S 4 mph
Precip.
100%
100%
Night
68°F
S 2 mph
Precip.
85%
85%
24.05
sun
sun
Day
68°F
SE 7 mph
Precip.
100%
100%
Night
66°F
SE 8 mph
Precip.
0%
0%
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 64.0°F. The highest and lowest sea temperatures during the month were 66.2°F and 61.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 74.8°F. The highest and lowest sea temperatures during the month were 79.9°F and 68.5°F.
Air temperature in Poros, °F
Precipitation total in Poros, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Poros
Poros on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Poros
Local time: 14:14
May 18, monday
1500
70°F
NW
10 mph
10 mph
1800
68°F
NW
14 mph
14 mph
2100
66°F
NW
6 mph
6 mph
May 19, tuesday
0000
64°F
N
1 mph
1 mph
0300
64°F
SE
4 mph
4 mph
0600
63°F
SE
5 mph
5 mph
0900
64°F
SE
3 mph
3 mph
1200
66°F
NW
4 mph
4 mph
