World Resorts Greece Cephalonia Weather

Cephalonia 7 Days Forecast

17.05
sun
Day
59°F
SE 15 mph
Precip.
81%
Night
57°F
SE 16 mph
Precip.
0%
18.05
mon
Day
63°F
SE 8 mph
Precip.
0%
Night
59°F
SE 9 mph
Precip.
0%
19.05
tue
Day
63°F
SE 9 mph
Precip.
0%
Night
59°F
SE 14 mph
Precip.
0%
20.05
wed
Day
63°F
SE 11 mph
Precip.
0%
Night
61°F
SE 7 mph
Precip.
0%
21.05
thu
Day
66°F
S 1 mph
Precip.
0%
Night
64°F
N 2 mph
Precip.
0%
22.05
fri
Day
68°F
SW 2 mph
Precip.
0%
Night
64°F
S 4 mph
Precip.
0%
23.05
sat
Day
68°F
S 4 mph
Precip.
0%
Night
64°F
NE 1 mph
Precip.
0%

Sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 64.9°F. The highest and lowest sea temperatures during the month were 66.7°F and 63.5°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 56.1 °F
February 56.7 °F
March 58.8 °F
Rainiest months:
January 7 days
November 7 days
December 7 days
Windiest months:
January 11.8 mph
February 10.9 mph
December 10.3 mph

Cephalonia on a weather map

Current weather
04:36
Cephalonia
+57°F
SE 13 mph
Feels like: +55°F
Precip.: 67%
Places in Greece:
Name
°F
Athens
+59°F
Athos
+61°F
Bali Gr
+52°F
Zakynthos
+59°F
Heraklion
+61°F
Kassandra
+61°F
Corfu
+61°F
Crete
+64°F
Paralia Katerini
+54°F
Rhodes
+64°F
Thessaloniki
+54°F
Santorini
+66°F
Thasos
+57°F
Chalkidiki
+61°F
Chania
+61°F
all places
24 Hours Forecast
Cephalonia
Local time: 04:36
May 17, sunday
0600
57°F
SE
13 mph
0900
59°F
SE
16 mph
1200
59°F
SE
15 mph
1500
61°F
SE
19 mph
1800
59°F
SE
16 mph
2100
57°F
SE
16 mph
May 18, monday
0000
57°F
SE
16 mph
0300
57°F
SE
12 mph
Units of measurement: °C / °F