Molokini Crater Diving — United States

Molokini Crater is a half-submerged volcanic caldera off Maui's south coast, its crescent shape sheltering crystal-clear water with 50-metre visibility. The 'back wall' drops 100+ metres into the blue and attracts pelagics, while the inner reef teems with Hawaiian endemics. It's heavily visited by snorkel boats, so serious divers should book early-morning charters.

Score
69.2 / 100
Country
United States
Region
Pacific Ocean
Area
Maui, Hawaii
Nearest airport
Kahului Airport (OGG)
Visibility
20–50 m
Water temperature
23–27 °C
Max depth
50 m
Current strength
moderate
Dive types
wall, reef, drift, pelagic
Best months
April, May, June, July, August, September
Minimum certification
Open Water
Access type
boat
Average 2-tank dive cost
$160 USD
Budget tier
mid range
Key species
whitetip reef shark, manta ray, eagle ray, green turtle, reef triggerfish, moray eel
Google rating
4.7 (820 reviews)
Top operators
Mike Severns Diving, Maui Dreams Dive Co
Nearest hyperbaric chamber
Maui Memorial Medical Center Hyperbaric Unit (~20 km)
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World Class
Intermediate
Molokini Crater
United StatesPacific Ocean
69.2

SCORE

20.6318°N

-156.4950°E

Molokini Crater is a half-submerged volcanic caldera off Maui's south coast, its crescent shape sheltering crystal-clear water with 50-metre visibility. The 'back wall' drops 100+ metres into the blue and attracts pelagics, while the inner reef teems with Hawaiian endemics. It's heavily visited by snorkel boats, so serious divers should book early-morning charters.

Hawaii's Volcanic Snorkel & Dive Icon

Visibility20–50 m
Temperature23–27°C
Max Depth50 m
Currentmoderate
2-Tank Dive$160
Best MonthsApril, May, June, July
CertificationOpen WaterIntermediate

Score Breakdown

Click any score to see a detailed breakdown

ML72.0CH65.0VIS85.0SV42.0TMP78.0DA68.0OP80.0TS90.0GT82.0VAL48.0CRD38.0SP82.0

Marine Life

72.0

Species diversity, megafauna encounters, reef fish abundance, macro life, and endemic species.

Species Diversity
68
Megafauna Encounters
70
Reef Fish Abundance
75
Macro Life
62
Endemic Species
72
Marine Life Diversity
72.0
Coral & Reef Health
65.0
Visibility & Conditions
85.0
Dive Site Variety
42.0
Water Temperature
78.0
Depth & Access
68.0
Operator Quality
80.0
Topside Experience
90.0
Getting There
82.0
Value & Cost
48.0
Crowding
38.0
Social Proof
82.0

Key Species

whitetip reef sharkmanta rayeagle raygreen turtlereef triggerfishmoray eel

Dive Types

wallreefdriftpelagic

Traveling with Non-Divers?

Your non-diving travel companions will find plenty to enjoy topside while you're underwater. Here are some activities to consider.

Activities for Non-Divers

Road to HanaHaleakalā sunrisewhale watching (Dec-Apr)luaus

Nearby Cultural Sites

  • Haleakalā National Park
  • Lahaina historic town
  • Maui Ocean Center

Non-Diver Partner Score

9/10

Excellent for non-divers — they'll love it here.

Family FriendlyYes
Restaurants & Nightlifevibrant

Safety & Emergency

Dive Insurance

Dive insurance is essential. Standard travel insurance often excludes scuba diving. We recommend DAN (Divers Alert Network) for comprehensive dive accident coverage.

Learn More at DAN.org
Hyperbaric Chamber20 km — Maui Memorial Medical Center Hyperbaric Unit
Nearest Hospital20 km

Maui Memorial Medical Center has a hyperbaric chamber; Coast Guard and DAN provide 24/7 emergency response

Skill LevelIntermediate
Current Strengthmoderate

Top Operators

Mike Severns Diving

PADI

4.9
400 reviewsNITROX

Maui Dreams Dive Co

SSI

4.7
250 reviewsNITROX
Compare This Dive Site
Honest reality check

What your dive shop won't tell you

The minimum certification printed on a brochure is the legal floor, not the honest recommendation. Here's what we actually think you should bring to this site.

Recommended logged dives
40+

Below this we'd send you somewhere easier first.

Recommended certification
Advanced Open Water
“Intermediate minimum — deep profiles and variable viz.”

What will challenge you

  • →Moderate currents. Expect to drift — this is not a skill-builder site for a first trip after certification.
  • →Recreational limit of 40 m is reachable here (max depth 50 m). Gas planning and NDL tracking matter.
  • →Variable visibility
  • →Deep profiles

What will surprise you

  • →Thermoclines can drop water temp by 4°C between the surface and depth. Your wetsuit choice should match the minimum, not the average.
  • →Molokini Crater has more marine life variety than most divers expect
  • →Local operators know spots the guidebooks miss
Time of day

When to dive it

Every dive shop gives you this briefing at 7am. We just wrote it down. Tidal dependency: slight. Optimal window: First light to 11am for best visibility..

Morning
  • Viz
    peak
  • Current
    moderate
  • Crowd
    light
  • reef exploration
  • photography

Best light and calmest conditions before afternoon wind picks up.

Afternoon
  • Viz
    moderate
  • Current
    moderate
  • Crowd
    moderate
  • drift diving
  • second tank

Wind chop can reduce viz. Still diveable but morning is better.

Month-by-month

Dive forecast

Realistic conditions by month. Viz ranges are what you should actually expect, not best-case marketing numbers. Confidence % is the share of days that match this profile historically.

Month Viz (m) Temp (°C) CurrentSea RainConfidenceHighlights
Jan20–3523ModModLight70%reef fish active, peak season crowds
Feb20–3523ModModLight70%reef fish active, peak season crowds
Mar20–3523ModModLight70%reef fish active, peak season crowds
Apr20–3523ModModLight70%reef fish active
May42–5027ModCalmDry70%reef fish active
Jun42–5027ModCalmDry70%reef fish active
Jul42–5027ModCalmDry70%reef fish active
Aug42–5027ModCalmDry70%reef fish active
Sep42–5027ModCalmDry70%reef fish active
Oct20–3523ModModLight70%reef fish active
Nov20–3523ModModLight70%reef fish active
Dec20–3523ModModLight70%reef fish active
Shoot here

Photography brief

Subjects are only half the shot. A perfect macro site is useless in a three-knot drift, and a wide-angle dream is useless at 35 m with a murky ceiling. These are the conditions, not the hype.

Macro subjects63
Wide angle79
Viz stability82
Hover friendliness55
Natural light47

Recommended kit

  • →Wide-angle or fisheye (8-15mm range), dual strobes for close-focus wide angle
Level up here

What this site will teach you

The dives that made you a better diver are the ones that made you uncomfortable for the right reasons. Here's what this site will quietly train you for.

What it costsEstimates — calibration pending

7-day trip, per person

Rough ranges anchored to existing regional data — not booking quotes. Land-based trip, standard breakdown.

Budget
$2,300–$3,200

Hostels, shore diving, cheap eats

Flights (RT from US)
$720–$880
Accommodation / day
$50–$100
Diving / day
$140–$160
Food / day
$25–$50
Transfers + misc
$50–$150
Mid-range
$3,550–$5,300

3-star hotels, standard boat ops, mix of restaurants

Flights (RT from US)
$1,150–$1,450
Accommodation / day
$120–$220
Diving / day
$160–$210
Food / day
$55–$100
Transfers + misc
$50–$150
Splurge
$5,900–$9,300

Top resorts or liveaboards, premium operators

Flights (RT from US)
$1,800–$2,200
Accommodation / day
$260–$500
Diving / day
$210–$270
Food / day
$110–$220
Transfers + misc
$50–$150

Flights priced round-trip from a major US hub. Figures are per person on a shared room. Solo travelers add ~30% to accommodation.

Pair with

Build a trip around it

Most divers fly across the world for one destination and don't realise another worth-it site is 90 minutes away. Here are the honest pairings.

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