21.12
sun
sun
Day
57°F
S 6 mph
Precip.
78%
78%
Night
52°F
S 6 mph
Precip.
0%
0%
22.12
mon
mon
Day
57°F
S 7 mph
Precip.
80%
80%
Night
48°F
S 6 mph
Precip.
0%
0%
23.12
tue
tue
Day
57°F
S 4 mph
Precip.
0%
0%
Night
50°F
NW 2 mph
Precip.
0%
0%
24.12
wed
wed
Day
61°F
NE 9 mph
Precip.
100%
100%
Night
54°F
NE 4 mph
Precip.
0%
0%
25.12
thu
thu
Day
61°F
SW 1 mph
Precip.
0%
0%
Night
54°F
SW 7 mph
Precip.
100%
100%
26.12
fri
fri
Day
55°F
SW 6 mph
Precip.
100%
100%
Night
52°F
NW 4 mph
Precip.
0%
0%
27.12
sat
sat
Day
57°F
SE 5 mph
Precip.
0%
0%
Night
52°F
NW 6 mph
Precip.
100%
100%
28.12
sun
sun
Day
52°F
S 6 mph
Precip.
0%
0%
Night
48°F
S 9 mph
Precip.
100%
100%
29.12
mon
mon
Day
48°F
SW 16 mph
Precip.
100%
100%
Night
41°F
S 19 mph
Precip.
100%
100%
30.12
tue
tue
Day
43°F
S 18 mph
Precip.
83%
83%
Night
37°F
S 7 mph
Precip.
0%
0%
31.12
wed
wed
Day
43°F
S 11 mph
Precip.
0%
0%
Night
37°F
S 6 mph
Precip.
0%
0%
01.01
thu
thu
Day
45°F
NE 4 mph
Precip.
0%
0%
Night
39°F
E 2 mph
Precip.
0%
0%
02.01
fri
fri
Day
50°F
NE 3 mph
Precip.
0%
0%
Night
48°F
NE 6 mph
Precip.
100%
100%
03.01
sat
sat
Day
57°F
NE 6 mph
Precip.
0%
0%
Night
50°F
NE 3 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 66.5°F. The highest and lowest sea temperatures during the month were 68.5°F and 64.6°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 60.7°F. The highest and lowest sea temperatures during the month were 61.9°F and 59.9°F.
Air temperature in Athens, °F
Precipitation total in Athens, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Athens
Athens on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Athens
Local time: 20:00
December 21, sunday
2100
52°F
S
6 mph
6 mph
December 22, monday
0000
52°F
S
6 mph
6 mph
0300
50°F
S
6 mph
6 mph
0600
50°F
S
7 mph
7 mph
0900
52°F
S
6 mph
6 mph
1200
57°F
S
7 mph
7 mph
1500
57°F
S
9 mph
9 mph
1800
54°F
S
7 mph
7 mph
