Water temperature of the Pacific Ocean in october Where to swim in the Pacific Ocean in october 2025?

Several countries border the seaside of the Pacific Ocean, including: Alaska, Australia, Bora Bora, Borneo (Kalimantan), California, Canada, Cebu, Chile, China and Colombia. We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of october.

The seasonal average for the water temperature in the month of october is between 38°F and 87°F. The lowest sea temperature measured this month is 35°F and the highest is 90°F.

The sea temperature map of the Pacific Ocean in october

The map below presents a monthly average of the water temperature of the Pacific Ocean for the month of october for several coastal cities. You can zoom and move around on the map. By clicking on the markers, you can see sea temperature details by city in october.