Measurements:
°C
°F
CURRENT WEATHER
01:12
Kos
64°F
S 5 mph
Feels like: 64°F
Precip: 0%
World Resorts Greece Kos Weather

7 Day Weather Forecast

12.18
thu
DAY
62°F
SE 12 mph
precip
0%
NIGHT
62°F
SE 12 mph
precip
0%
12.19
fri
DAY
62°F
SE 12 mph
precip
0%
NIGHT
62°F
SE 14 mph
precip
0%
12.20
sat
DAY
62°F
S 6 mph
precip
0%
NIGHT
62°F
N 6 mph
precip
100%
12.21
sun
DAY
62°F
W 11 mph
precip
100%
NIGHT
62°F
SW 6 mph
precip
100%
12.22
mon
DAY
62°F
NW 8 mph
precip
100%
NIGHT
62°F
SE 15 mph
precip
21%
12.23
tue
DAY
60°F
S 14 mph
precip
0%
NIGHT
60°F
SE 11 mph
precip
0%
12.24
wed
DAY
60°F
NW 2 mph
precip
0%
NIGHT
62°F
NW 9 mph
precip
0%

Kos Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Kos was 21.2°F. The maximum and minimum values were 20.7°F and 21.7°F respectively.

Kos on the Weather Map

Best Time to Visit Kos
The most sunny months:
July 31 days
August 31 days
June 29 days
The most warm months:
August 87.0 °F
July 86.6 °F
September 82.2 °F
Warmest sea temperature:
August 81.4 °F
September 80.2 °F
July 78.8 °F
The most cold months:
January 58.0 °F
February 58.5 °F
March 60.7 °F
The most rainy months:
January 7 days
December 7 days
February 5 days
The most windy months:
January 17 mph
February 17 mph
July 16 mph
more details