16.07
thu
thu
Day
82°F
W 1 mph
Precip.
17%
17%
Night
66°F
SW 5 mph
Precip.
9%
9%
17.07
fri
fri
Day
84°F
NE 3 mph
Precip.
1%
1%
Night
68°F
S 4 mph
Precip.
28%
28%
18.07
sat
sat
Day
82°F
NE 1 mph
Precip.
36%
36%
Night
61°F
SW 7 mph
Precip.
38%
38%
19.07
sun
sun
Day
81°F
W 3 mph
Precip.
9%
9%
Night
63°F
S 5 mph
Precip.
37%
37%
20.07
mon
mon
Day
77°F
SW 6 mph
Precip.
2%
2%
Night
59°F
SW 8 mph
Precip.
32%
32%
21.07
tue
tue
Day
77°F
W 14 mph
Precip.
1%
1%
Night
64°F
SW 12 mph
Precip.
5%
5%
22.07
wed
wed
Day
73°F
W 12 mph
Precip.
1%
1%
Night
57°F
SW 7 mph
Precip.
3%
3%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 76.6°F. The highest and lowest sea temperatures during the month were 78.6°F and 75.0°F.
Air temperature in Opatija, °F
Precipitation total in Opatija, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Opatija
Opatija on a weather map
Places in Croatia:
Name
°F
24 Hours Forecast
Opatija
Local time: 09:25
July 16, thursday
1200
82°F
W
1 mph
1 mph
1500
84°F
NW
2 mph
2 mph
1800
84°F
E
1 mph
1 mph
2100
72°F
SW
4 mph
4 mph
July 17, friday
0000
66°F
SW
5 mph
5 mph
0300
66°F
SW
6 mph
6 mph
0600
66°F
SW
4 mph
4 mph
0900
81°F
W
1 mph
1 mph
