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Hastings Reef Blue Lagoon

Located in the Coral Sea near Mackay Regional, Queensland, Australia. This dive site offers a unique wall feature that extends up to 20m deep, gradually becoming shallow on top. With a maximum depth of 13m, this site is suitable for divers of all levels, including beginners and advanced enthusiasts.

Immerse yourself in the crystal-clear waters with a visibility of 14m, allowing you to fully appreciate the wonders that lie beneath. Explore the sandy patch where a plethora of sea cucumbers, including the fascinating mantis shrimp, leopard sea cucumber, and pineapple sea cucumber, can be observed. The diverse marine life also includes the vibrant decorator crab, striking nudibranch, and graceful racoon butterfly fish.

Captivating and teeming with small and interesting creatures, the site is a paradise for those who appreciate the intricacies of marine life. Whether you are a novice or an experienced diver, this remarkable dive site promises a memorable underwater adventure.

Diving Conditions Score for Hastings Reef Blue Lagoon

7
Good

Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Hastings Reef Blue Lagoon

Depth

13m

Visibility

14m

Experience Level

beginner
advanced

Weather Conditions for Hastings Reef Blue Lagoon

Wave Height

1.12m

Wind Speed

34.5 m/s

Water Temp

24.2°C

Visibility

13.14km

Cloud Cover

23%

Wave Period

5.55s

Air Temperature

24.2°C

Precipitation

0.2 mm

Detailed 7-Day Diving Forecast for Hastings Reef Blue Lagoon
Alpha

Dive Score Chart for Hastings Reef Blue Lagoon

Best time to dive: 17:00 with score 6.9919/10. Water conditions: Waves 1.12m, Wind 36.3 m/s.Best night dive time: 0:00 with score 6.5526333333333335/10.

Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.

Sunrise at Hastings Reef Blue Lagoon: 06:00
Sunset at Hastings Reef Blue Lagoon: 18:00

Optimal diving conditions at Hastings Reef Blue Lagoon 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
17:00

Score: 7.0/10
Waves: 1.12m (5.55s), Wind: 36.3 m/s

🌞
Safest Overall
6:00

Score: 7.0/10
Waves: 1.1m (5.3s), Wind: 34.7 m/s

🌙
Best Night
0:00

Score: 6.6/10
Waves: 0.98m, Wind: 26 m/s

Seasonal Analysis for Hastings Reef Blue Lagoon
Alpha

Historical patterns and best seasons for diving at Hastings Reef Blue Lagoon

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 Hastings Reef Blue Lagoon

Summer

Avg. Score: 9.2/10

Summer offers the warmest water temperatures and generally favorable conditions for all levels of divers.

Best Months for Hastings Reef Blue Lagoon

June
Score: 9.3
May
Score: 9.2
July
Score: 9.2

Ideal Conditions for Hastings Reef Blue Lagoon

Water Temp

Thermometer Emoji

26.1°C / 79.0°F

April

Visibility

Telescope Emoji

12.0m / 39.4ft

September

Wave Height

Wave Emoji

2.4m / 7.9ft

December

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Hastings Reef Blue Lagoon

Hastings Reef Blue Lagoon follows southern hemisphere patterns with April being the warmest month (26.1°C) and July the coldest (21.4°C). The calmest conditions typically occur in December with average wave heights of 2.4m and wave periods of 8.0s. The most comfortable wave conditions are in December 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). September is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during December to February, 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.

Scoring Legend:
9-10 (Excellent)
7-8 (Good)
5-6 (Average)
3-4 (Poor)
1-2 (Dangerous)

Last updated: 1 min. ago - Jun 21, 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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