Best Time to Dive Espiritu Santo (eastern point of Tutuba Island
Across 1 Espiritu Santo (eastern point of Tutuba Island, Segond Channel entrance) dive sites with multi-year conditions history, December historically shows the most favorable days — 95% of sampled days in the good band.
Computed from our own conditions climatology — measured history, not brochure copy. Historical patterns, never a forecast or a guarantee.
Month by month
| Month | Historically favorable days | Water temp | Typical seas |
|---|---|---|---|
| Jan | 91% | 30°C | 1.0 m |
| Feb | 78% | 30°C | 1.2 m |
| Mar | 87% | 30°C | 1.1 m |
| Apr | 87% | 30°C | 1.0 m |
| May | 59% | 29°C | 1.3 m |
| Jun | 69% | 28°C | 1.1 m |
| Jul | 54% | 27°C | 1.3 m |
| Aug | 53% | 27°C | 1.3 m |
| Sep | 52% | 27°C | 1.3 m |
| Oct | 69% | 28°C | 1.2 m |
| Nov | 83% | 29°C | 1.1 m |
| Dec | 95% | 29°C | 1.0 m |
% = share of sampled days scoring in the favorable band, median across 1 sites 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.
- Whale sharkDec–Jan
- Scalloped hammerheadFeb–Mar
- Humpback whaleJul–Oct
- Reef manta rayJun–Sep
- Tiger sharkyear-round
- Bull sharkyear-round
- Green sea turtleyear-round
Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.
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