Measurements:
°C
°F
Kefalos
64°F
S 16 mph
Feels like: 64°F
Precip: 0%
World Resorts Greece Kefalos Weather

Kefalos Sea Water Temperature

Current Sea Water Temperature:
+71.8°F
Maximum Sea Water Temperature in December: 73.6°F
Minimum Sea Water Temperature in December: 65.0°F
Average water temperature in December: 69.4°F

Sea Water Temperature for the Last 10 Days:

December 13 71.8°F December 08 72.6°F
December 12 71.8°F December 07 73.0°F
December 11 72.0°F December 06 73.4°F
December 10 72.6°F December 05 73.0°F
December 09 72.4°F December 04 73.2°F

When is the Warmest Sea for Kefalos?

According to our data for the last three years for Kefalos the highest average sea water temperature was in August, September and July.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Kefalos was 80.7°F. The maximum and minimum values were 78.0°F and 83.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Kefalos was 78.7°F. The maximum and minimum values were 76.8°F and 80.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Kefalos was 79.6°F. The maximum and minimum values were 75.4°F and 82.8°F respectively.

Best Time to Visit Kefalos
The most sunny months:
July 31 days
August 31 days
June 28 days
The most warm months:
August 86.0 °F
July 85.0 °F
September 81.5 °F
Warmest sea temperature:
August 80.8 °F
September 79.9 °F
July 78.0 °F
The most cold months:
January 58.4 °F
February 58.8 °F
March 60.7 °F
The most rainy months:
January 7 days
December 6 days
February 4 days
The most windy months:
January 17 mph
February 17 mph
July 17 mph

Kefalos on the Weather Map

Greece Resorts:
NAME
Athenes +50
Athos +54
Bali Gr +60
Chalkidiki +56
Chania +58
Corfu +58
Crete +54
Hanioti +56
Heraklion +58
Hersonissos +56
Paralia Katerini +46
Rhodes +56
Santorini +62
Thasos +54
Thessaloniki +48
24 Hours Weather Forecast
Kefalos
Local time: 01:20
14 dec, sunday
0300 62°F
S
16 mph
0600 62°F
S
16 mph
0900 62°F
S
15 mph
1200 62°F
S
16 mph
1500 62°F
SE
17 mph
1800 62°F
S
17 mph
2100 62°F
S
19 mph
15 dec, monday
0000 62°F
S
21 mph