Seaside is a city in Clatsop County, Oregon, United States. The name Seaside is derived from Seaside House, a historic summer resort built in the 1870s by railroad magnate Ben Holladay. The city's population was 6,457 at the 2010 census.
50.0°F Fair
Temperature: 50.0 F (10.0 C)
Dewpoint: 45.0 F (7.2 C)
Relative Humidity: 83 %
Wind: Variable at 3.5 MPH (3 KT)
Visibility: 10.00 miles