Is Castle Rock Beach good for swimming today?
Castle Rock Beach has BeachFinder Score: 86/100. Use this as a planning signal only, then check local flags, lifeguards, closures and current beach conditions.
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US-W - US
Castle Rock Beach
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Quick answer
Quick answer: Castle Rock Beach today
Castle Rock Beach is a BeachFinder spot in US-W, US. Today, compare water temperature 23°C, wind 3 km/h · W, uv 6.3, waves 0.6 m, water quality Check official advisories before leaving. BeachFinder Score: 86/100. Always check official flags, closures and lifeguard advice before swimming.
Water temperature
23°C
Wind
3 km/h · W
UV
6.3
Waves
0.6 m
Water quality
Check official advisories
Last updated: Aug 12, 03:45 AM local forecast timeBeachFinder Score: 86/100
Sources: Open-Meteo weather and marine forecasts, OpenStreetMap place context and BeachFinder spot data.
This is planning information, not a safety clearance. Conditions can change quickly.
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Live conditions on the site
Surfers can check wind, wave height, currents and surf cues here before opening the full BeachFinder app.
Updated: Aug 12, 03:45 AM
Water temp
23°C
Air temp
20°C
Feels like
23°C
UV index
6.3
Wind
3 km/h · W
Gust 7 km/h
Waves
0.6 m
Current
0 km/h · W
Parking
...
Shower
...
Accessible access
...
Toilets
...
Restaurants
...
Weather and marine data: Open-Meteo
Castle Rock Beach
Castle Rock Beach extends along the Southern California Pacific coast, about 1.1 km east of Will Rogers State Beach and 1.6 km west of Topanga County Beach. This stretch of the Malibu coastline is part of a succession of coves and beaches that characterize the Los Angeles County coast, where the Santa Monica Mountains plunge directly into the ocean. The area remains relatively preserved from the massive developments that mark other neighboring stretches, offering a more intimate interface between land and sea. The site derives its distinctive character from its immediate proximity to the rock formations that give it its name. Unlike the fine sandy beaches of the sectors further south, Castle Rock Beach features a coastal morphology where rocky outcrops play a structuring role in the organization of the beach space. This geological configuration creates varied micro-environments, from sediment accumulation zones to areas of direct exposure to Pacific waves. The general atmosphere remains that of a Californian neighborhood beach, frequented by local residents rather than mass tourism. Access remains basic: no support facilities (toilets, showers, developed parking) are reported on site. No official supervision is in place, and accessibility for people with reduced mobility is not guaranteed. The beach does not benefit from the Blue Flag certification. Visitors should anticipate a self-sufficient experience, without formalized tourist infrastructure.
About this spot
Castle Rock Beach gets its name from the rocks that emerge from the Pacific coast and structure this part of the Malibu coast. The local geology, dominated by the shales and sandstones of the Topanga formation, creates coastal formations characteristic of this region. Historically, Malibu was a remote territory, accessible mainly by coastal trails or by sea, until the construction of the Pacific Coast Highway in the 1920s. These coastal rocks served as natural landmarks for fishermen and sailors long before the advent of modern seaside tourism.
Updated 5/9/2026
Frequently asked questions
What is the water temperature at Castle Rock Beach today?
23°C. Marine temperature is shown when forecast coverage is available for this location.
How windy is Castle Rock Beach today?
3 km/h · W. Wind can change comfort and surface conditions, especially on exposed beaches.
What should I check before swimming at Castle Rock Beach?
Check official safety flags, lifeguard advice, closures, water-quality advisories, UV, wind, waves and currents before entering the water.
Before you go
Conditions
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Amenities
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