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When To Go · Destination Guide

Caye Caulker Belize

Go Slow basecamp for Belize's reef, reserves, and atolls

Updated Oct 30, 2025 • 20 sources

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When To Go

Season planner for Caye Caulker

Belize is tropical year-round. Dry season runs roughly December to May with tradewinds and warm water around 27°C to 29°C. April to June often brings excellent visibility. June to November is hurricane season, with sargassum surges most common in spring and summer. September and October can be glassy but see higher rain potential. Turtle nesting peaks May to September and Half Moon Caye's red-footed boobies nest December into early summer.

At A Glance Heatmap

ActivityJanFebMarAprMayJunJulAugSepOctNovDec
Overall
Scuba
Freedive
Snorkel
Topside

Activity Drilldowns

PrimeShoulderPlan Carefully
Overall
March to June·Crowd:Moderate·Cost:Moderate
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Ideal: Dry season windows, frequent sun, tradewinds around 20.0 kph to 28.0 kph.

Plan Carefully: Higher humidity, sargassum peaks, and tropical weather risk.

Hurricane season is June to November.

Scuba
April to June·Crowd:Moderate·Cost:Premium
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Ideal: Often best visibility and stable seas at Turneffe and Lighthouse.

Plan Carefully: Storm chances increase. Pick calm days for Blue Hole and atolls.

Blue Hole day boats prefer light wind forecasts.

Freedive
February to May·Crowd:Light·Cost:Moderate
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Ideal: Morning glass common, water around 27°C to 29°C.

Plan Carefully: Heat, sargassum, and storm potential. Avoid long offshore runs.

Thimble jellyfish can bloom March to May.

Snorkel
March to June·Crowd:Moderate·Cost:Moderate
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Ideal: Bright, clear shallows and calmer morning seas.

Plan Carefully: Rain bursts and storm risk. Choose protected sites.

Hol Chan requires licensed guides and ranger checkins.

Topside
December to April·Crowd:Moderate·Cost:Premium
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Ideal: Dry, breezy, and pleasant for sailing and mainland day trips.

Plan Carefully: Humid with storm potential. Prioritize early starts.

Mainland ruins and cave tubing run yearround.

Seasonal Callouts Timeline

  • Manatee viewing at Swallow Caye

    JanJan
    FebFeb
    MarMar
    AprApr
    MayMay
    JunJun
    JulJul
    AugAug
    SepSep
    OctOct
    NovNov
    DecDec

    Boat-based observation of West Indian manatees in a protected sanctuary. No touching or entering the water.

  • Sea turtle nesting and hatching

    JanJan
    FebFeb
    MarMar
    AprApr
    MayMay
    JunJun
    JulJul
    AugAug
    SepSep
    OctOct
    NovNov
    DecDec

    Loggerhead, green, and hawksbill turtles nest on offshore cayes. Sightings increase along Lighthouse and nearby atolls.

  • Red-footed booby colony at Half Moon Caye

    JanJan
    FebFeb
    MarMar
    AprApr
    MayMay
    JunJun
    JulJul
    AugAug
    SepSep
    OctOct
    NovNov
    DecDec

    Boardwalks lead to an overlook of nesting boobies and frigatebirds near Half Moon Caye Wall.

  • Thimble jellyfish bloom

    JanJan
    FebFeb
    MarMar
    AprApr
    MayMay
    JunJun
    JulJul
    AugAug
    SepSep
    OctOct
    NovNov
    DecDec

    Small stinging jellies can irritate exposed skin. Wear full rashguards or shorties and avoid dense patches.