Measurements:
°C
°F
CURRENT WEATHER
10:20
Costa Rei
60°F
SW 6 mph
Feels like: 58°F
Precip: 0%
World Resorts Italy Costa Rei Weather

7 Day Weather Forecast

12.18
thu
DAY
66°F
W 7 mph
precip
62%
NIGHT
60°F
NW 9 mph
precip
100%
12.19
fri
DAY
64°F
NW 11 mph
precip
100%
NIGHT
56°F
SW 6 mph
precip
0%
12.20
sat
DAY
62°F
NW 6 mph
precip
71%
NIGHT
54°F
W 6 mph
precip
68%
12.21
sun
DAY
58°F
SE 4 mph
precip
100%
NIGHT
50°F
SE 6 mph
precip
0%
12.22
mon
DAY
60°F
N 7 mph
precip
100%
NIGHT
52°F
NE 2 mph
precip
100%
12.23
tue
DAY
58°F
E 22 mph
precip
100%
NIGHT
54°F
E 9 mph
precip
100%
12.24
wed
DAY
58°F
NW 4 mph
precip
0%
NIGHT
54°F
W 4 mph
precip
100%

Costa Rei Sea Water Temperature in December, °F

Select Year: 2025 2024 2023

The average sea surface temperature in December 2025 for Costa Rei was 17.6°F. The maximum and minimum values were 17.0°F and 18.1°F respectively.

Costa Rei on the Weather Map

Best Time to Visit Costa Rei
The most sunny months:
July 29 days
August 28 days
June 26 days
The most warm months:
July 93.0 °F
August 92.9 °F
June 85.9 °F
Warmest sea temperature:
August 83.6 °F
July 81.3 °F
September 80.8 °F
The most cold months:
January 57.3 °F
February 58.3 °F
December 60.0 °F
The most rainy months:
November 3 days
October 2 days
March 2 days
The most windy months:
March 10 mph
January 10 mph
February 9 mph
more details