Asan Cut
At Asan Cut, divers will discover hard coral islands encompassed by sand flats teeming with schools of reef fish, occasionally encountering pelagic species. An intriguing attraction awaits in the northern region of this dive site - a WW2 landing craft resting in approximately 60 feet of water. Although this popular beach dive offers stunning underwater vistas, accessing it can prove challenging, as it depends on wind and sea conditions. Note: High surf conditions should be avoided for safety reasons.
One can expect an abundance of reef fish species at this site, alongside regular sightings of turtles, rays, and spinner dolphins. With a maximum depth of 20 meters and visibility stretching up to 12 meters, this dive site is suitable for both beginner and advanced divers. Asan Cut is located in Guam, United States, close to the United States Landing Monument on Marine Corps Drive in Maina, Asan Municipality (Guam, 96918).
One can expect an abundance of reef fish species at this site, alongside regular sightings of turtles, rays, and spinner dolphins. With a maximum depth of 20 meters and visibility stretching up to 12 meters, this dive site is suitable for both beginner and advanced divers. Asan Cut is located in Guam, United States, close to the United States Landing Monument on Marine Corps Drive in Maina, Asan Municipality (Guam, 96918).
Diving Conditions Score for Asan Cut
7
GoodGood diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Asan Cut
Depth
20m
Visibility
12m
Experience Level
beginner
advanced
Weather Conditions for Asan Cut
Wave Height
0.78m
Wind Speed
5.6 m/s
Water Temp
29.8°C
Visibility
49.88km
Cloud Cover
96%
Wave Period
7.05s
Air Temperature
31.8°C
Precipitation
0.2 mm
Detailed 7-Day Diving Forecast for Asan Cut
Alpha
Dive Score Chart for Asan Cut
Best time to dive: 17:00 with score 8.495933333333333/10. Water conditions: Waves 0.7m, Wind 4.6 m/s.Best night dive time: 18:00 with score 8.188385714285715/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Sunrise at Asan Cut: 06:00
Sunset at Asan Cut: 18:00
Optimal diving conditions at Asan Cut 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
17:00Score: 8.5/10
Waves: 0.7m (7s), Wind: 4.6 m/s
Best Night
18:00Score: 8.2/10
Waves: 0.72m, Wind: 2.6 m/s
Seasonal Analysis for Asan CutAlpha
Historical patterns and best seasons for diving at Asan Cut
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 Asan Cut
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 Asan Cut
January
Score: 10.0
February
Score: 10.0
March
Score: 10.0
Ideal Conditions for Asan Cut
Water Temp
21.3°C / 70.3°F
June
Visibility
20.1m / 65.9ft
May
Wave Height
0.2m / 0.7ft
January
Wave Period
8.0s
January
Seasonal Insights for Asan Cut
Asan Cut shows typical northern hemisphere patterns with June being the warmest month (21.3°C) and December the coldest (17.3°C). The calmest conditions typically occur in January with average wave heights of 0.2m 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 - 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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