30.05
sat
sat
Day
77°F
N 8 mph
Precip.
0%
0%
Night
64°F
NW 3 mph
Precip.
0%
0%
31.05
sun
sun
Day
81°F
NE 7 mph
Precip.
0%
0%
Night
66°F
SE 8 mph
Precip.
0%
0%
01.06
mon
mon
Day
81°F
SE 14 mph
Precip.
0%
0%
Night
64°F
SE 9 mph
Precip.
0%
0%
02.06
tue
tue
Day
81°F
N 6 mph
Precip.
0%
0%
Night
66°F
NW 4 mph
Precip.
0%
0%
03.06
wed
wed
Day
84°F
SE 11 mph
Precip.
0%
0%
Night
63°F
SE 11 mph
Precip.
0%
0%
04.06
thu
thu
Day
79°F
SE 15 mph
Precip.
0%
0%
Night
63°F
NE 7 mph
Precip.
0%
0%
05.06
fri
fri
Day
79°F
NW 8 mph
Precip.
0%
0%
Night
64°F
W 4 mph
Precip.
0%
0%
sea water
temperature
temperature
| Costa Rei |
monthly
weather
weather
| Costa Rei |
current
weather
weather
| Costa Rei |
14 days
forecast
forecast
| Costa Rei |
Sea water temperature in May, °F
Show year:
2026
2025
2024
The average sea water temperature in May of 2026 was 65.4°F. The highest and lowest sea temperatures during the month were 69.6°F and 63.7°F.
Sea water temperature in June, °F
Show year:
2025
2024
2023
The average sea water temperature in June of 2025 was 74.5°F. The highest and lowest sea temperatures during the month were 80.4°F and 69.1°F.
Air temperature in Costa Rei, °F
Precipitation total in Costa Rei, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Costa Rei
Costa Rei on a weather map
Places in Italy:
Name
°F
24 Hours Forecast
Costa Rei
Local time: 06:14
May 30, saturday
0900
73°F
N
2 mph
2 mph
1200
77°F
N
8 mph
8 mph
1500
77°F
N
12 mph
12 mph
1800
75°F
N
2 mph
2 mph
2100
68°F
N
1 mph
1 mph
May 31, sunday
0000
64°F
NW
3 mph
3 mph
0300
64°F
S
2 mph
2 mph
0600
63°F
SE
5 mph
5 mph
