Measurements:
°C
°F
CURRENT WEATHER
11:10
Cephalonia
74°F
S 4 mph
Feels like: 80°F
Precip: 0%
World Resorts Greece Cephalonia Weather

7 Day Weather Forecast

05.26
tue
DAY
74°F
S 4 mph
precip
0%
NIGHT
72°F
SE 4 mph
precip
0%
05.27
wed
DAY
74°F
NE 1 mph
precip
0%
NIGHT
72°F
NE 1 mph
precip
0%
05.28
thu
DAY
72°F
SE 5 mph
precip
0%
NIGHT
70°F
SE 6 mph
precip
0%
05.29
fri
DAY
74°F
NE 1 mph
precip
0%
NIGHT
70°F
NW 1 mph
precip
0%
05.30
sat
DAY
72°F
W 2 mph
precip
0%
NIGHT
68°F
SE 6 mph
precip
0%
05.31
sun
DAY
74°F
NW 1 mph
precip
0%
NIGHT
70°F
NW 4 mph
precip
0%
06.01
mon
DAY
72°F
SE 2 mph
precip
100%
NIGHT
70°F
SE 2 mph
precip
0%

Cephalonia Sea Water Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Cephalonia was 18.7°F. The maximum and minimum values were 17.5°F and 20.2°F respectively.

Cephalonia on the Weather Map

Best Time to Visit Cephalonia
The most sunny months:
July 30 days
August 29 days
June 26 days
The most warm months:
August 89.1 °F
July 88.0 °F
September 82.9 °F
Warmest sea temperature:
August 83.2 °F
September 81.2 °F
July 80.9 °F
The most cold months:
January 56.8 °F
February 57.5 °F
March 59.7 °F
The most rainy months:
January 7 days
November 7 days
December 7 days
The most windy months:
January 12 mph
February 11 mph
December 10 mph
more details