World Resorts Greece Cephalonia Weather

Cephalonia 14 Days Forecast

20.12
sat
Day
59°F
NW 6 mph
Precip.
0%
Night
55°F
W 7 mph
Precip.
100%
21.12
sun
Day
59°F
W 5 mph
Precip.
0%
Night
55°F
W 9 mph
Precip.
0%
22.12
mon
Day
57°F
W 7 mph
Precip.
100%
Night
57°F
NW 14 mph
Precip.
100%
23.12
tue
Day
59°F
N 17 mph
Precip.
100%
Night
57°F
N 24 mph
Precip.
100%
24.12
wed
Day
61°F
N 12 mph
Precip.
100%
Night
57°F
N 8 mph
Precip.
100%
25.12
thu
Day
61°F
N 17 mph
Precip.
100%
Night
59°F
N 15 mph
Precip.
100%
26.12
fri
Day
61°F
N 13 mph
Precip.
100%
Night
59°F
N 9 mph
Precip.
100%
27.12
sat
Day
57°F
N 5 mph
Precip.
100%
Night
57°F
SE 14 mph
Precip.
87%
28.12
sun
Day
55°F
E 6 mph
Precip.
100%
Night
55°F
NE 11 mph
Precip.
100%
29.12
mon
Day
57°F
NE 17 mph
Precip.
100%
Night
55°F
E 9 mph
Precip.
100%
30.12
tue
Day
55°F
E 24 mph
Precip.
100%
Night
46°F
SE 21 mph
Precip.
100%
31.12
wed
Day
48°F
SE 22 mph
Precip.
81%
Night
45°F
SE 14 mph
Precip.
100%
01.01
thu
Day
48°F
S 5 mph
Precip.
74%
Night
48°F
NW 1 mph
Precip.
0%
02.01
fri
Day
52°F
NW 9 mph
Precip.
24%
Night
50°F
SE 25 mph
Precip.
100%

Sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 65.5°F. The highest and lowest sea temperatures during the month were 66.7°F and 64.8°F.

Sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 62.6°F. The highest and lowest sea temperatures during the month were 63.3°F and 61.9°F.

Air temperature in Cephalonia, °F

Precipitation total in Cephalonia, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Cephalonia

Sunniest months:
July 30 days
August 29 days
June 26 days
Warmest months:
August 85.2 °F
July 84.2 °F
September 79.6 °F
Warmest sea temp:
August 79.8 °F
September 78.1 °F
July 77.8 °F
Coldest months:
January 56.2 °F
February 56.9 °F
March 59.1 °F
Rainiest months:
January 7 days
November 7 days
December 7 days
Windiest months:
January 11.6 mph
February 10.9 mph
December 10.5 mph

Cephalonia on a weather map

Cephalonia
+59°F
NW 6 mph
Feels like: +59°F
Precip.: 0%
Places in Greece:
Name
°F
+57°F
+57°F
+61°F
+57°F
+61°F
+57°F
+61°F
+59°F
+54°F
+61°F
+52°F
+55°F
+59°F
+61°F
24 Hours Forecast
Cephalonia
Local time: 12:47
December 20, saturday
1500
59°F
W
7 mph
1800
57°F
W
7 mph
2100
57°F
NW
8 mph
December 21, sunday
0000
55°F
W
7 mph
0300
55°F
W
8 mph
0600
55°F
W
6 mph
0900
55°F
W
6 mph
1200
59°F
W
5 mph
Units of measurement: °C / °F