Julian Rocks - Split Bommie
Prepare to be amazed as crevices come alive with mesmerizing schools of bullseye fish, majestic wobbegong sharks, and fascinating marine invertebrates. During the winter months, it's not uncommon to encounter graceful grey nurse sharks gracefully cruising around this site, adding an extra level of excitement to your dive.
Located in Australia, specifically in the Julian Rocks Nguthungulli Nature Reserve, on Little Wategos Track, Byron Bay, Byron Shire Council, New South Wales, 2481, this dive site offers excellent visibility of 13m, allowing you to fully immerse yourself in the underwater wonders that await.
Diving Conditions Score for Julian Rocks - Split Bommie
Average conditions, be alert.
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Julian Rocks - Split Bommie
Depth
15m
Visibility
13m
Experience Level
Weather Conditions for Julian Rocks - Split Bommie
Wave Height
0.86m
Wind Speed
11.5 m/s
Water Temp
21.6°C
Visibility
22.7km
Cloud Cover
11%
Wave Period
9.15s
Air Temperature
17.9°C
Precipitation
0 mm
Dive Score Chart for Julian Rocks - Split Bommie
Best time to dive: 6:00 with score 7.349620231213873/10. Water conditions: Waves 0.86m, Wind 10 m/s.Best night dive time: 3:00 with score 7.137711475409836/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Julian Rocks - Split Bommie 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: 7.3/10
Waves: 0.86m (8.65s), Wind: 10 m/s
Score: 7.1/10
Waves: 0.84m, Wind: 7.8 m/s
Seasonal Analysis for Julian Rocks - Split BommieAlpha
Historical patterns and best seasons for diving at Julian Rocks - Split Bommie
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 Julian Rocks - Split Bommie
Summer
Summer offers the warmest water temperatures and generally favorable conditions for all levels of divers.
Best Months for Julian Rocks - Split Bommie
Ideal Conditions for Julian Rocks - Split Bommie
Water Temp
20.4°C / 68.7°F
March
Visibility
13.3m / 43.6ft
November
Wave Height
1.1m / 3.6ft
January
Wave Period
8.0s
January
Seasonal Insights for Julian Rocks - Split Bommie
Julian Rocks - Split Bommie follows southern hemisphere patterns with March being the warmest month (20.4°C) and July the coldest (14.7°C). The calmest conditions typically occur in January with average wave heights of 1.1m 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). June 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 - Jun 22, 2026