18.12
thu
thu
Day
55°F
SE 6 mph
Precip.
0%
0%
Night
57°F
S 4 mph
Precip.
0%
0%
19.12
fri
fri
Day
57°F
SE 3 mph
Precip.
0%
0%
Night
55°F
SW 5 mph
Precip.
0%
0%
20.12
sat
sat
Day
57°F
W 6 mph
Precip.
0%
0%
Night
55°F
W 7 mph
Precip.
100%
100%
21.12
sun
sun
Day
55°F
SW 6 mph
Precip.
79%
79%
Night
55°F
W 6 mph
Precip.
0%
0%
22.12
mon
mon
Day
55°F
W 4 mph
Precip.
77%
77%
Night
55°F
NW 3 mph
Precip.
69%
69%
23.12
tue
tue
Day
55°F
NW 8 mph
Precip.
100%
100%
Night
57°F
NW 11 mph
Precip.
0%
0%
24.12
wed
wed
Day
57°F
N 4 mph
Precip.
59%
59%
Night
57°F
NW 6 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 63.7°F. The highest and lowest sea temperatures during the month were 64.4°F and 63.1°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 58.4°F. The highest and lowest sea temperatures during the month were 59.5°F and 57.2°F.
Air temperature in Possidi, °F
Precipitation total in Possidi, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Possidi
Possidi on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Possidi
Local time: 03:36
December 18, thursday
0600
55°F
SE
7 mph
7 mph
0900
55°F
SE
6 mph
6 mph
1200
55°F
SE
6 mph
6 mph
1500
57°F
SE
6 mph
6 mph
1800
57°F
SE
4 mph
4 mph
2100
57°F
S
2 mph
2 mph
December 19, friday
0000
57°F
S
4 mph
4 mph
0300
55°F
S
4 mph
4 mph
