Conditions
Compare water temperature, air temperature, feels-like temperature, UV index, wind, waves and currents. Surf-focused data appears when a marine model covers the spot.
Shared BeachFinder spot: compare live conditions, water temperature, wind, UV, waves, currents, amenities and nearby alternatives before you leave.
Surfers can check wind, wave height, currents and surf cues here before opening the full BeachFinder app.
Lake Don Pedro Swimming Lagoon is located in the central Californian Sierra Nevada, about 140 kilometers east of San Francisco Bay and near the Tuolumne Valley. The lake itself, a reservoir created by the Don Pedro Dam on the Tuolumne River, is set in a landscape of wooded hills and semi-arid areas characteristic of inland California. The shores alternate between rock formations and more accessible areas, while the blue waters of the reservoir reflect the surrounding slopes covered with pines and oaks. This swimming area is distinguished by its tranquil lakeside setting, far from the hustle and bustle of coastal beaches. Unlike US-W Beach, located 18.1 kilometers away, or Pine Mountain Lake Marina Beach, 24.8 kilometers away, the lagoon offers a less developed and more intimate experience. The calm lake waters allow for swimming without ocean currents, while the absence of waves characterizes this reservoir area. The site remains largely undeveloped, reflecting the preserved character of Californian mountain lakes. No structured services are reported on site: no swimming supervision, no wheelchair-accessible access, and no environmental certification status. Visitors should plan for complete self-sufficiency during their stay, without relying on formal tourist infrastructure. This setup makes it a relaxing spot for experienced swimmers and local families familiar with the region's lakes.
Lake Don Pedro is named after the dam built in 1971 on the Tuolumne River, itself named after Don Pedro Sainsevain, a 19th-century Californian wine pioneer. The reservoir, one of the largest in Central California, transforms a stretch of river into a vast lake suitable for summer swimming. Since the 1970s, this reservoir has irrigated the Tuolumne Valley and offers a refuge for the inhabitants of the Sierra Nevada during the hot months, attracting local swimmers and fishermen who appreciate its cool waters and mountain scenery.
Compare water temperature, air temperature, feels-like temperature, UV index, wind, waves and currents. Surf-focused data appears when a marine model covers the spot.
BeachFinder checks parking, showers, toilets, accessible places and restaurants around the spot with OpenStreetMap and shows them in the counters and map.
Compare nearby alternatives if conditions change, parking is full, or you want a calmer spot.