Swimming in Opatija in october 2025: Average sea temperature in october and tide times in october 2025

Average sea temperature in Opatija in october 2025.

In october, according to seasonal norms, the sea temperature in Opatija is:

Minimum: 63°F

Average: 67°F

Maximum: 73°F

Other useful seasonal weather averages in october:

  • Outside temperature: 48°F to 61°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 4.4mph
  • It rains a total of 6in, over 6 day(s).

Should we swim in Opatija in october?

Yes... and no. The water temperature in Opatija in october is cool

Swimming in october on the beaches of Opatija is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 73°F, it can also be as low as 63°F! Note that the average is 67°F.

Note also that in october, the climate is tolerable with an average outside temperature of 55°F, 6in of precipitation (over 6 days) and 85.39 % humidity.

Water and normal seasonal temperatures in Opatija in october

October
Average sea temperature 67°F
Minimum sea temperature 63°F
Maximum sea temperature 73°F
Average outside temperature 56°F
Maximum outside temperature 61°F
Minimum outside temperature 49°F
Wind speed 9.3mph
Wind temperature 45°F
Precipitation 6in
Number of days of rain 6 jour(s)
(19%)
Humidity 86%
Visibility in kilometers 9.26km
Cloud cover 38%
Our opinion cool swimming

Chart of the tides in october 2025

Tide times in october 2025 in Opatija

Swim elsewhere in Croatia in october

City Average T° Max. T° Our opinion
Dubrovnik in october70°F74°Fcool swimming
Pula in october68°F73°Fcool swimming
Rovinj in october67°F73°Fcool swimming
Split in october69°F74°Fcool swimming
Zadar in october69°F74°Fcool swimming
Rijeka in october68°F73°Fcool swimming
Senj in october68°F74°Fcool swimming
Umag in october68°F73°Fcool swimming
Crikvenica in october67°F73°Fcool swimming
Cavtat in october70°F74°Fcool swimming

Swim in Croatia in october: sea temperature by city

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