Is it too cold to swim in Croatia in October?

With daily average temperatures ranging from 64°F (18°C) along the Dalmatian Coast to 54°F (12°C) inland in Zagreb, October makes for a pleasant time to participate in outdoor activities, like hiking or biking. Swimming is also an option as the Adriatic Sea remains relatively warm until mid-October.



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While temperatures can heat up over the summer, October weather offers a slight chill in the air and can sometimes be warm enough to take a dip in the Mediterranean Sea.

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In October the ocean temps can be quite warm BUT if there's a hurricane the ocean temp can drop by 10 degrees instantly. The mid/end of Sept. ocean temp w/out hurricanes is about 87 degrees. It starts to cool off and probably should be about 80 degrees in early/mid October, depending on hurricanes.

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The warmest sea temperatures in October can be found in Hurghada, Egypt (28ºC), Cancun (27ºC), Dubai (27ºC), Dominican Republic (27ºC), Miami (27ºC), Phuket (27ºC) and Bali (27ºC). In Europe, the highest sea temperatures are in the Canary Islands (25ºC) and Cyprus (25ºC).

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