Headlands shelter the park and keep the cool Northwest Pacific winds away and creating temperatures that are higher than what is normal in the rest of the area.

[3] Arizona Beach State Recreation Site is home to a variety of wildlife including elk, peregrine falcons, brown pelicans, pigeon guillemots and pelagic cormorants.

[3][4] The offshore rocks at the park are part of the Oregon Islands National Wildlife Refuge.

The birds found on the rocks are pigeon guillemots, tufted puffins, common murres, rhinoceros auklets, Brandt's, pelagic, and double-crested cormorants, Leach's and fork-tailed storm petrels.

[5] The rocks also provide a habitat for harbor and northern elephant seals and California and Steller sea lions.