Oceanside at a Glance | Oceanside, CA
Interstate 5, a major north/south corridor, bisects Oceanside one mile east of the ocean. State Highway 78 intersects Interstate 15 at ndido, 29 miles to the east. State Highway 76 runs east to I-15. Climate: Oceanside's climate is one of the most desirable in the world! Average annual high: 66 degrees; Average annual low: 53.9 degrees