Measurements:
°C
°F
CURRENT WEATHER
14:18
Opatija
78°F
N 4 mph
Feels like: 82°F
Precip: 36%
World Resorts Croatia Opatija Weather

7 Day Weather Forecast

08.22
sat
DAY
76°F
N 9 mph
precip
66%
NIGHT
68°F
SW 9 mph
precip
8%
08.23
sun
DAY
80°F
SW 6 mph
precip
1%
NIGHT
72°F
SW 11 mph
precip
4%
08.24
mon
DAY
82°F
SW 7 mph
precip
1%
NIGHT
74°F
SW 9 mph
precip
12%
08.25
tue
DAY
80°F
NE 5 mph
precip
5%
NIGHT
76°F
SW 6 mph
precip
10%
08.26
wed
DAY
84°F
NE 4 mph
precip
1%
NIGHT
76°F
SW 9 mph
precip
3%
08.27
thu
DAY
86°F
E 2 mph
precip
1%
NIGHT
80°F
SW 4 mph
precip
11%
08.28
fri
DAY
82°F
NE 5 mph
precip
4%
NIGHT
76°F
SW 6 mph
precip
32%

Opatija Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Opatija was 26.2°F. The maximum and minimum values were 25.2°F and 27.3°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 79.2 °F
July 78.6 °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