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Best Time to Dive Puerto Rico - Culebra

Across 1 Puerto Rico - Culebra dive site with multi-year conditions history, May historically shows the most favorable days — 82% of sampled days in the good band. The next-highest months are September (64%), June (62%) and August (53%). February historically shows the fewest favorable days (15% of sampled days). Average water temperature in the sample runs from about 27°C in February to 30°C in October. Typical seas range from 1.3 m to 2.0 m of significant wave height through the year. These figures are historical climatology computed from measured conditions — patterns, not a forecast or a guarantee.

Computed from our own conditions climatology — measured history, not brochure copy.

Which months are historically most favorable in Puerto Rico - Culebra?

MonthHistorically favorable daysWater tempTypical seas
Jan23%27°C1.9 m
Feb15%27°C1.9 m
Mar27%27°C1.9 m
Apr49%27°C1.6 m
May82%28°C1.3 m
Jun62%29°C1.3 m
Jul49%29°C1.4 m
Aug53%29°C1.5 m
Sep64%30°C1.4 m
Oct46%30°C1.7 m
Nov33%29°C1.8 m
Dec16%28°C2.0 m

% = share of sampled days scoring in the favorable band, median across 1 dive site with at least two years of history. Ringed = historical peak.

How does this compare worldwide? The Most Reliable Diving Months on Earth ranks 61 countries by the same measure.

Marine life seasons

Sighting patterns across the wider Caribbean & Bahamas region — not site-specific promises.

Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.

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