Jong South
Pulau Jong is a breathtaking dive destination located in Singapore's Western Islands. This tiny Rock Island is surrounded by a vibrant reef, offering an incredible underwater experience for divers of all levels. With a maximum depth of 17m and a visibility of 4m, Pulau Jong provides an ideal environment for both beginners and advanced divers.
The North Western side of the island presents an exciting opportunity for experienced divers, as it offers dives beyond 45m. On the Southern side, the slope gradually flattens off from 15-18m, creating a perfect habitat for an abundance of soft corals that flourish above 12m. To explore this captivating ecosystem, divers can descend down the buoy line (3 on the southern side) until they reach the edge of the slope at 15-17m.
One of the highlights of Pulau Jong is the impressive macro marine life that can be discovered throughout the dive. From Phyllodesmium serratum to Hypselodoris bullocki and a variety of phyllidia species, the biodiversity is truly remarkable. Keep an eye out for the majestic reef cuttlefish, often found in shallower reef areas, where they lay their eggs.
When planning your diving adventure in Singapore, be sure not to miss out on Pulau Jong. This captivating dive site, located in the picturesque Western Islands, promises an unforgettable experience for divers seeking to explore the wonders of the underwater world.
The North Western side of the island presents an exciting opportunity for experienced divers, as it offers dives beyond 45m. On the Southern side, the slope gradually flattens off from 15-18m, creating a perfect habitat for an abundance of soft corals that flourish above 12m. To explore this captivating ecosystem, divers can descend down the buoy line (3 on the southern side) until they reach the edge of the slope at 15-17m.
One of the highlights of Pulau Jong is the impressive macro marine life that can be discovered throughout the dive. From Phyllodesmium serratum to Hypselodoris bullocki and a variety of phyllidia species, the biodiversity is truly remarkable. Keep an eye out for the majestic reef cuttlefish, often found in shallower reef areas, where they lay their eggs.
When planning your diving adventure in Singapore, be sure not to miss out on Pulau Jong. This captivating dive site, located in the picturesque Western Islands, promises an unforgettable experience for divers seeking to explore the wonders of the underwater world.
Diving Conditions Score for Jong South
7.9
GoodGood diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Jong South
Depth
17m
Visibility
4m
Experience Level
beginner
advanced
Weather Conditions for Jong South
Wave Height
0.12m
Wind Speed
14.3 m/s
Water Temp
30.8°C
Visibility
10.82km
Cloud Cover
68%
Wave Period
1.8s
Air Temperature
28°C
Precipitation
0 mm
Detailed 7-Day Diving Forecast for Jong South
Alpha
Dive Score Chart for Jong South
Best time to dive: 12:00 with score 8.579944444444443/10. Water conditions: Waves 0.12m, Wind 4.6 m/s.Best night dive time: 0:00 with score 7.626235897435898/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Jong South: 06:00
Sunset at Jong South: 18:00
Optimal diving conditions at Jong South 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
12:00Score: 8.6/10
Waves: 0.12m (2.25s), Wind: 4.6 m/s
Best Night
0:00Score: 7.6/10
Waves: 0.04m, Wind: 7.5 m/s
Seasonal Analysis for Jong SouthAlpha
Historical patterns and best seasons for diving at Jong South
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 Jong South
Winter
Avg. Score: 10.0/10
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Jong South
January
Score: 10.0
February
Score: 10.0
March
Score: 10.0
Ideal Conditions for Jong South
Water Temp
26.8°C / 80.2°F
June
Visibility
11.6m / 38.1ft
July
Wave Height
1.3m / 4.3ft
March
Wave Period
8.0s
January
Seasonal Insights for Jong South
Jong South shows typical northern hemisphere patterns with May being the warmest month (27.8°C) and December the coldest (21.9°C). The calmest conditions typically occur in March with average wave heights of 1.3m and wave periods of 8.0s. The most comfortable wave conditions are in March 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 1.2mm of precipitation. For beginners, the best time to visit would be during March to May, 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 23, 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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