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Best Time to Dive South Province (barrier reef off Nouméa

Across 1 South Province (barrier reef off Nouméa, near Dumbéa Pass) dive site with multi-year conditions history, December historically shows the most favorable days — 48% of sampled days in the good band. February historically shows the fewest favorable days (11% of sampled days). Average water temperature in the sample runs from about 22°C in August to 27°C in January. Typical seas range from 1.5 m to 2.1 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.

Month by month

MonthHistorically favorable daysWater tempTypical seas
Jan47%27°C1.5 m
Feb11%27°C2.0 m
Mar14%26°C1.9 m
Apr22%27°C2.0 m
May19%25°C2.1 m
Jun39%24°C1.9 m
Jul18%23°C2.1 m
Aug23%22°C1.9 m
Sep20%23°C1.9 m
Oct28%23°C1.8 m
Nov41%25°C1.5 m
Dec48%26°C1.5 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 Micronesia & western Pacific region — not site-specific promises.

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

Diving South Province (barrier reef off Nouméa soon? Browse its dive sites with auto-updating 7-day condition windows — free, no account needed.

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