Best Time to Dive Brazil
Across 14 Brazil dive sites with multi-year conditions history, February historically shows the most favorable days — 81% 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 | 77% | 27°C | 1.3 m |
| Feb | 81% | 28°C | 1.3 m |
| Mar | 77% | 28°C | 1.3 m |
| Apr | 62% | 27°C | 1.4 m |
| May | 44% | 27°C | 1.5 m |
| Jun | 44% | 25°C | 1.5 m |
| Jul | 44% | 24°C | 1.6 m |
| Aug | 33% | 24°C | 1.6 m |
| Sep | 33% | 25°C | 1.7 m |
| Oct | 44% | 25°C | 1.6 m |
| Nov | 62% | 26°C | 1.4 m |
| Dec | 71% | 27°C | 1.3 m |
% = share of sampled days scoring in the favorable band, median across 14 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 Brazil & South Atlantic region — not site-specific promises.
- Green sea turtleJuly
- Humpback whaleJun–Sep
Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.
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