World Resorts Croatia Opatija Weather

Opatija Sea Temperature in January

Average sea water temperature in January:
+53.1°F
Minimum sea water temperature in January: 56.8°F
Maximum sea water temperature in January: 50.2°F

Daily sea water temperature in January, °F

Show year:
2025
2024
2023
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47
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53
55
57
59
61

The average sea water temperature in January of 2025 was 53.6°F. The highest and lowest sea temperatures during the month were 55.2°F and 52.0°F.

Monthly sea water temperature in Opatija, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
13
26
39
52
65
78
91
56.3
60.9
65.6
71.2
76.2
75.7
71
62.5
55.7
51.9
51.3
53.1

Which Croatia resorts have warmest sea in January?

Place name January 2025 January 2024
Lastovo 59.8°F 59.2°F
Komiza 59.5°F 59.4°F
Plat 59.4°F 58.2°F
Mlini 59.4°F 58.2°F
Cavtat 59.4°F 58.2°F
Hvar 59.3°F 58.9°F
Dubrovnik 59.2°F 58.0°F
Stari Grad 58.9°F 58.9°F
Korcula 58.6°F 58.3°F
Klek 58.5°F 58.4°F
Skradin 57.8°F 58.1°F
Vodice 57.7°F 58.1°F
Sibenik 57.7°F 58.1°F
Dugi Otok 57.4°F 58.9°F
Supetar 57.3°F 58.1°F
Tucepi 57.3°F 58.2°F
Makarska 57.1°F 58.1°F
Brac 56.9°F 57.8°F
Omis 56.7°F 57.8°F
Trogir 56.7°F 57.9°F

Best time for vacation in Opatija

Sunniest months:
August 24 days
July 22 days
June 19 days
Warmest months:
August 80.2 °F
July 80.0 °F
June 75.4 °F
Warmest sea temp:
August 76.2 °F
July 75.7 °F
September 71.2 °F
Coldest months:
January 42.3 °F
February 43.9 °F
December 44.8 °F
Rainiest months:
May 8 days
July 7 days
November 6 days
Windiest months:
February 8.6 mph
March 8.0 mph
November 7.8 mph

Opatija on a weather map

Leaflet | Tiles © Esri
Places in Croatia:
Name
°F
+52°F
+52°F
+54°F
+46°F
+54°F
+48°F
+55°F
+46°F
+52°F
+52°F
+43°F
+52°F
+55°F
+57°F
+55°F
24 Hours Forecast
Opatija
Local time: 22:29
March 30, sunday
0000
48°F
SW
8 mph
0300
45°F
SW
9 mph
0600
46°F
SW
8 mph
0900
46°F
SW
6 mph
1200
48°F
SW
6 mph
1500
57°F
W
2 mph
1800
54°F
S
1 mph
2100
50°F
SW
4 mph

Best place for vacation:

Units of measurement: °C / °F