Measurements:
°C
°F
CURRENT WEATHER
02:54
Opatija
64°F
SW 6 mph
Feels like: 66°F
Precip: 7%
World Resorts Croatia Opatija Weather

7 Day Weather Forecast

07.13
mon
DAY
84°F
NE 4 mph
precip
2%
NIGHT
68°F
S 4 mph
precip
6%
07.14
tue
DAY
84°F
NE 5 mph
precip
36%
NIGHT
68°F
SW 6 mph
precip
10%
07.15
wed
DAY
90°F
W 2 mph
precip
1%
NIGHT
72°F
SW 7 mph
precip
10%
07.16
thu
DAY
90°F
W 4 mph
precip
1%
NIGHT
70°F
SW 6 mph
precip
11%
07.17
fri
DAY
92°F
NE 3 mph
precip
1%
NIGHT
72°F
SW 4 mph
precip
5%
07.18
sat
DAY
90°F
N 2 mph
precip
3%
NIGHT
68°F
S 5 mph
precip
19%
07.19
sun
DAY
88°F
NW 2 mph
precip
4%
NIGHT
66°F
SW 6 mph
precip
43%

Opatija Sea Water Temperature in July, °F

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Opatija was 24.4°F. The maximum and minimum values were 23.1°F and 25.1°F respectively.

Opatija on the Weather Map

Best Time to Visit Opatija
The most sunny months:
August 23 days
July 21 days
June 19 days
The most warm months:
August 83.2 °F
July 83.0 °F
June 78.5 °F
Warmest sea temperature:
August 78.9 °F
July 78.5 °F
September 73.7 °F
The most cold months:
January 41.4 °F
February 43.6 °F
December 44.5 °F
The most rainy months:
May 7 days
November 6 days
July 6 days
The most windy months:
February 8 mph
March 7 mph
November 7 mph
more details