Hen Rock
Dive into the depths of this amazing underwater paradise! Accessible by boat, this dive site is perfect for divers of all skill levels. The stunning reef and sand bottom offer a diverse and captivating underwater landscape. With depths ranging from 15 to 85 feet on the outer pinnacles, there's something for everyone to explore.
Get ready for an adventure as you swim through exhilarating passages, encounter vibrant schools of fish, and marvel at the beauty of mini-walls and overhangs. The marine life in this area is truly spectacular. Prepare to be amazed by the sight of massive calico bass, numerous kelpfish, manta shrimp, lobsters, rockfish, breathtaking Spanish shawl nudibranchs, and a vibrant array of colorful gorgonians.
Located near Long Point Beach, Whites Landing, in Los Angeles County, California, this dive site offers convenient access for divers in the United States. With a maximum depth of 12 meters and visibility reaching up to 13 meters, this dive site provides an excellent opportunity for beginners to explore the underwater world.
Immerse yourself in the thrilling depths of this dive site and discover the wonders that await beneath the surface. Explore the rich marine life, soak in the beauty of the reef, and create unforgettable memories on your diving adventure.
Get ready for an adventure as you swim through exhilarating passages, encounter vibrant schools of fish, and marvel at the beauty of mini-walls and overhangs. The marine life in this area is truly spectacular. Prepare to be amazed by the sight of massive calico bass, numerous kelpfish, manta shrimp, lobsters, rockfish, breathtaking Spanish shawl nudibranchs, and a vibrant array of colorful gorgonians.
Located near Long Point Beach, Whites Landing, in Los Angeles County, California, this dive site offers convenient access for divers in the United States. With a maximum depth of 12 meters and visibility reaching up to 13 meters, this dive site provides an excellent opportunity for beginners to explore the underwater world.
Immerse yourself in the thrilling depths of this dive site and discover the wonders that await beneath the surface. Explore the rich marine life, soak in the beauty of the reef, and create unforgettable memories on your diving adventure.
Diving Conditions Score for Hen Rock
6.5
Above AverageDecent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Hen Rock
Depth
12m
Visibility
13m
Experience Level
beginner
Weather Conditions for Hen Rock
Wave Height
1.02m
Wind Speed
19.2 m/s
Water Temp
20.9°C
Visibility
34.3km
Cloud Cover
8%
Wave Period
9s
Air Temperature
20.9°C
Precipitation
0 mm
Detailed 7-Day Diving Forecast for Hen Rock
Alpha
Dive Score Chart for Hen Rock
Best time to dive: 15:00 with score 8.062477777777778/10. Water conditions: Waves 1.04m, Wind 2.2 m/s.Best night dive time: 20:00 with score 7.701948087431694/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Hen Rock: 06:00
Sunset at Hen Rock: 18:00
Optimal diving conditions at Hen Rock are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.
Best Overall
15:00Score: 8.1/10
Waves: 1.04m (9.6s), Wind: 2.2 m/s
Best Night
20:00Score: 7.7/10
Waves: 1.08m, Wind: 0.8 m/s
Seasonal Analysis for Hen RockAlpha
Historical patterns and best seasons for diving at Hen Rock
The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.
Monthly Dive Score Analysis - Seasonal Diving Conditions
Higher values indicate better diving conditions
Seasonal DiveScore Chart
This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.
Higher values indicate better diving conditions
Best Season for Hen Rock
Winter
Avg. Score: 9.1/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Hen Rock
January
Score: 9.4
December
Score: 9.1
February
Score: 8.9
Ideal Conditions for Hen Rock
Water Temp
20.6°C / 69.1°F
September
Visibility
16.1m / 52.8ft
January
Wave Height
0.7m / 2.3ft
January
Wave Period
8.0s
January
Seasonal Insights for Hen Rock
Hen Rock shows typical northern hemisphere patterns with September being the warmest month (20.6°C) and December the coldest (10.0°C). The calmest conditions typically occur in January with average wave heights of 0.7m and wave periods of 8.0s. The most comfortable wave conditions are in January with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during January to March, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.
Last updated: 1 min. ago - Jul 6, 2026
Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.
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