Refugio State Beach
Diving in Refugio State Beach presents a diverse array of marine life. Prepare to encounter an abundance of purple sea urchins, crabs, rays, kelpfish, rockfish, sheepshead, wrasses, and more. If you're lucky, you might even spot playful dolphins, graceful seals, and majestic sea lions.
This dive site is particularly suitable for beginners and underwater photographers. With a maximum depth of 7 meters and visibility reaching up to 4 meters, even novice divers can immerse themselves in the wonders beneath the surface. Located in Santa Barbara County, California, United States, Refugio State Beach is an ideal diving destination for those seeking adventure and natural beauty.
Diving Conditions Score for Refugio State Beach
Average conditions, be alert.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Refugio State Beach
Depth
7m
Visibility
4m
Experience Level
Weather Conditions for Refugio State Beach
Wave Height
1.06m
Wind Speed
4.9 m/s
Water Temp
17.5°C
Visibility
23.1km
Cloud Cover
4%
Wave Period
9.3s
Air Temperature
14°C
Precipitation
0 mm
Dive Score Chart for Refugio State Beach
Best time to dive: 10:00 with score 7.573563176265269/10. Water conditions: Waves 1.04m, Wind 2.3 m/s.Best night dive time: 3:00 with score 6.931212121212121/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Refugio State Beach 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.
Score: 7.6/10
Waves: 1.04m (9.55s), Wind: 2.3 m/s
Score: 6.9/10
Waves: 1.16m, Wind: 3.5 m/s
Seasonal Analysis for Refugio State BeachAlpha
Historical patterns and best seasons for diving at Refugio State Beach
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 Refugio State Beach
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Refugio State Beach
Ideal Conditions for Refugio State Beach
Water Temp
21.7°C / 71.1°F
September
Visibility
19.3m / 63.3ft
May
Wave Height
0.2m / 0.7ft
February
Wave Period
8.0s
January
Seasonal Insights for Refugio State Beach
Refugio State Beach shows typical northern hemisphere patterns with September being the warmest month (21.7°C) and December the coldest (9.0°C). The calmest conditions typically occur in February with average wave heights of 0.2m and wave periods of 8.0s. The most comfortable wave conditions are in February 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 February to April, 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 1, 2026