Located just ten miles east of Arroyo Grande, California, Lopez Lake Recreation Area is one of the top choices for camping and leisure trips. With 22 miles of shoreline and summer lake temperatures around 70Â°F, there is something for everyone; camping, fishing, boating, picnicking, hiking and equestrian trails, mountain biking, zip-lining, birdwatching and so much more. The warm climate of the Central Coast makes Lopez Lake the ideal, year-round recreational destination. Once covered by the sea, the surrounding hills of Lopez Lake are rich with relics of ancient days and studded with oak trees. Over 175 species of flowering plants, and more than 150 species of birds have been identified within the park.