Mexico Caribbean

Best Time to Dive in the Cenotes (Tulum / Playa)

20.25°N 87.45°W

You come for cavern and cave systems. There is no season to it, and none in the conditions either, so any month works.

Best time
Any month
Dived from
day boat
Tidal range
0.10.3 m
Species logged
11

Where it is

Mexico Caribbean
25 kmN

111 km across · coastline from Natural Earth 10m

Diving in the Cenotes (Tulum / Playa) — monthly breakdown

Conditions do not vary here

Conditions barely change across the year, so no month beats another — pick on wildlife or price.

A year of scuba diving conditions at a glance. Hover a month to isolate it.

Month by month conditions, water temperature, visibility and marine life
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
ConditionsEvenEvenEvenEvenEvenEvenEvenEvenEvenEvenEvenEven
Marine lifeSteadySteadySteadySteadySteadySteadySteadySteadySteadySteadySteadySteady
Excellent Good Moderate PoorSame all year

Long-term averages, 2016–2025. Visibility is estimated from satellite chlorophyll-a. Water temperature is the surface mean; it is cooler at depth.

The Cenotes (Tulum / Playa) diving season

1 seasons

Good all year

12 months
Rain
15 days a month

Diving conditionsExpect some swell. Rain is frequent topside.

  • Water temperature is satellite sea-surface temperature, so expect it cooler below the thermocline.

Cenotes (Tulum / Playa) water temperature and weather

2,279 underwater observation records · 26 surveyed years of ocean data · 0 years of sea temperature

Water & weather

Monthly sea state, wind, rain, air temperature and daylight
MonthSwellGusts over 40 km/hWet daysHeavy rainAirDaylight
January1.6 m0%13127 °C10.9 h
February1.6 m0%11128 °C11.3 h
March1.7 m0%10129 °C11.9 h
April1.8 m0%9130 °C12.5 h
May1.7 m0%15331 °C13.0 h
June1.8 m0%21730 °C13.2 h
July1.3 m0%16232 °C13.1 h
August1.0 m0%20432 °C12.7 h
September1.1 m0%20531 °C12.1 h
October1.5 m1%20530 °C11.5 h
November1.6 m0%13429 °C11.0 h
December1.6 m0%14228 °C10.8 h

Swell is the rough end of the month: nine days in ten come in under it. Sea temperature covers 0 years, waves 4.

Pick your week

Gear & storms

Swell through the year

The rough end of each month — nine days in ten come in under it.

JanJanuary: 1.6 metresFebFebruary: 1.6 metresMarMarch: 1.7 metresAprApril: 1.8 metresMayMay: 1.7 metresJunJune: 1.8 metresJulJuly: 1.3 metresAugAugust: 1.0 metresSepSeptember: 1.1 metresOctOctober: 1.5 metresNovNovember: 1.6 metresDecDecember: 1.6 metres

Amber is over 1.5 m.

Tides

springs 0.3 mneaps 0.1 mneapsone lunar month
Daily tidal range across one lunar month.

Tropical storms

8 of the last 30 Augusts saw a tropical storm pass within 250 km. Anything has been recorded Jun–Nov.

JanJanuary: 0 of 30 yearsFebFebruary: 0 of 30 yearsMarMarch: 0 of 30 yearsAprApril: 0 of 30 yearsMayMay: 0 of 30 yearsJunJune: 1 of 30 yearsJulJuly: 5 of 30 yearsAugAugust: 8 of 30 yearsSepSeptember: 4 of 30 yearsOctOctober: 7 of 30 yearsNovNovember: 2 of 30 yearsDecDecember: 0 of 30 years

Share of the last 30 years with a storm that month.

  • NOAASea surface temperature, from OISST and MUR
  • ERA5Wind, waves, rain and air temperature, via Open-Meteo
  • OBISMarine species records within 60 km
  • IBTrACSTropical cyclone tracks, 1996 to 2025

Cenotes (Tulum / Playa) marine life — what you'll see diving

2,279 records within 60 km
SpeciesWhenObserved windowReliabilityEvidenceRecords
Green turtleAll yearNear-guaranteed
24/26
660
Hawksbill turtleAll yearNear-guaranteed
23/26
282
Loggerhead turtleAll yearNear-guaranteed
23/26
271
Bottlenose dolphinAll yearNear-guaranteed
23/26
159
ManateeAll yearNear-guaranteed
21/26
111
Southern stingrayAll yearNear-guaranteed
20/26
381
Nurse sharkAll yearNear-guaranteed
19/26
188
Spotted eagle rayAll yearNear-guaranteed
18/26
121
Bull sharkJan–Feb, NovLikely
15/26
48
Atlantic spotted dolphinJun–JulHit-or-miss
6/26
23
Nassau grouperFeb, AprHit-or-miss
7/26
9
Peak Present
Observed window
Months with records. Peak is where most of them fall.
Reliability
  • Near-guaranteed in 60% of surveyed years or more
  • Likely 30% to 60%
  • Hit-or-miss under 30%
Evidence
Years it was seen, out of the years anyone surveyed.
Records
OBIS sightings within 60 km.

These are sightings people logged, not a full survey of the reef. A species missing from a month may just mean nobody recorded one.

Diving the Cenotes (Tulum / Playa) — common questions

When is the best time to dive the Cenotes (Tulum / Playa)?
Conditions barely change across the year at Cenotes (Tulum / Playa), so any month works — pick on wildlife or price.
When is the diving season at the Cenotes (Tulum / Playa)?
There is no real season at the Cenotes (Tulum / Playa): conditions barely change, so you can dive any month.
Is the diving at the Cenotes (Tulum / Playa) good for beginners?
Yes, for the open water dives. The cave and cavern dives need specialist training.
What will I see diving the Cenotes (Tulum / Playa)?
The most consistently recorded species are Green turtle (near-guaranteed), Hawksbill turtle (near-guaranteed) and Loggerhead turtle (near-guaranteed), from 2,279 records within 60 km.
Does the Cenotes (Tulum / Playa) get tropical storms?
Yes. Over 30 years of records a storm passed within 250 km in Jun–Nov, most often in August at 8 of 30 years.
Is there current at the Cenotes (Tulum / Playa)?
The tide rises and falls 0.3 m around the full and new moon, against 0.1 m in between. How much of that becomes current depends on the shape of the channel.
How do you dive the Cenotes (Tulum / Playa)?
Mostly from day boats. Trips run through the season, Feb–Jun.