Crevice
Whether you are a beginner or an advanced diver, our site caters to all levels of expertise. A shallow plateau provides a safe and enjoyable diving experience for divers of all skill levels. For those seeking an exhilarating challenge, advanced divers will be thrilled by the allure of the deep wall. With a maximum depth of 28 meters, this dive site offers extended range divers a truly unforgettable exploration.
Prepare to be mesmerized by the abundance of marine life on display. Turtles and Reef Sharks are a common sight on every dive, adding an element of wonder to your underwater journey. Additionally, the presence of pelagic species further enhances the allure of our site. In rare occurrences, lucky divers may even have the extraordinary opportunity to witness the remarkable presence of Whale Sharks.
Conveniently located near Apra Harbor in the Sånta Rita-Sumai Municipality, our dive site provides easy accessibility and is sure to leave divers enchanted by the wonders of the underwater world. Experience the thrill of diving in Guam's extraordinary waters and create unforgettable memories that will last a lifetime.
Diving Conditions Score for Crevice
Good diving conditions!
The score is based on a calculation of the current weather and sea conditions.
Dive Site Overview for Crevice
Depth
28m
Visibility
22m
Experience Level
Weather Conditions for Crevice
Wave Height
0.98m
Wind Speed
7.5 m/s
Water Temp
30.5°C
Visibility
17.42km
Cloud Cover
91%
Wave Period
7.35s
Air Temperature
29.2°C
Precipitation
0.1 mm
Dive Score Chart for Crevice
Best time to dive: 9:00 with score 7.793585034013606/10. Water conditions: Waves 0.96m, Wind 7 m/s.Best night dive time: 0:00 with score 7.543732183908046/10.
Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.
Optimal diving conditions at Crevice 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: 7.8/10
Waves: 0.96m (7.35s), Wind: 7 m/s
Score: 7.8/10
Waves: 0.92m (7.3s), Wind: 6.5 m/s
Score: 7.5/10
Waves: 0.94m, Wind: 4.4 m/s
Seasonal Analysis for CreviceAlpha
Historical patterns and best seasons for diving at Crevice
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 Crevice
Winter
Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.
Best Months for Crevice
Ideal Conditions for Crevice
Water Temp
27.6°C / 81.7°F
May
Visibility
11.2m / 36.7ft
November
Wave Height
1.4m / 4.6ft
September
Wave Period
8.0s
January
Seasonal Insights for Crevice
Crevice shows typical northern hemisphere patterns with May being the warmest month (27.6°C) and January the coldest (22.7°C). The calmest conditions typically occur in September with average wave heights of 1.4m and wave periods of 8.0s. The most comfortable wave conditions are in September 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). February is usually the driest month with 1.0mm of precipitation. For beginners, the best time to visit would be during September to November, 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