17.05
sun
sun
Day
59°F
SE 15 mph
Precip.
81%
81%
Night
57°F
SE 16 mph
Precip.
0%
0%
18.05
mon
mon
Day
63°F
SE 8 mph
Precip.
0%
0%
Night
59°F
SE 9 mph
Precip.
0%
0%
19.05
tue
tue
Day
63°F
SE 9 mph
Precip.
0%
0%
Night
59°F
SE 14 mph
Precip.
0%
0%
20.05
wed
wed
Day
63°F
SE 11 mph
Precip.
0%
0%
Night
61°F
SE 7 mph
Precip.
0%
0%
21.05
thu
thu
Day
66°F
S 1 mph
Precip.
0%
0%
Night
64°F
N 2 mph
Precip.
0%
0%
22.05
fri
fri
Day
68°F
SW 2 mph
Precip.
0%
0%
Night
64°F
S 4 mph
Precip.
0%
0%
23.05
sat
sat
Day
68°F
S 4 mph
Precip.
0%
0%
Night
64°F
NE 1 mph
Precip.
0%
0%
24.05
sun
sun
Day
68°F
S 1 mph
Precip.
0%
0%
Night
64°F
NE 2 mph
Precip.
0%
0%
25.05
mon
mon
Day
68°F
NW 1 mph
Precip.
100%
100%
Night
66°F
SE 3 mph
Precip.
0%
0%
26.05
tue
tue
Day
68°F
S 2 mph
Precip.
0%
0%
Night
64°F
W 4 mph
Precip.
0%
0%
27.05
wed
wed
Day
68°F
SE 7 mph
Precip.
100%
100%
Night
64°F
SE 4 mph
Precip.
0%
0%
28.05
thu
thu
Day
68°F
SE 4 mph
Precip.
0%
0%
Night
64°F
SE 3 mph
Precip.
0%
0%
29.05
fri
fri
Day
68°F
SE 2 mph
Precip.
0%
0%
Night
64°F
E 3 mph
Precip.
0%
0%
30.05
sat
sat
Day
68°F
S 5 mph
Precip.
0%
0%
Night
66°F
S 4 mph
Precip.
0%
0%
sea water
temperature
temperature
| Cephalonia |
monthly
weather
weather
| Cephalonia |
current
weather
weather
| Cephalonia |
7 days
forecast
forecast
| Cephalonia |
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
Cephalonia on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Cephalonia
Local time: 05:35
May 17, sunday
0600
57°F
SE
13 mph
13 mph
0900
59°F
SE
16 mph
16 mph
1200
59°F
SE
15 mph
15 mph
1500
61°F
SE
19 mph
19 mph
1800
59°F
SE
16 mph
16 mph
2100
57°F
SE
16 mph
16 mph
May 18, monday
0000
57°F
SE
16 mph
16 mph
0300
57°F
SE
12 mph
12 mph
