Best Time to Dive Baja California
Across 2 Baja California dive sites with multi-year conditions history, July historically shows the most favorable days — 97% of sampled days in the good band. The next-highest months are August (96%), September (88%) and June (80%). March historically shows the fewest favorable days (29% of sampled days). Average water temperature in the sample runs from about 15°C in March to 19°C in August. Typical seas range from 1.3 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.
Which months are historically most favorable in Baja California?
| Month | Historically favorable days | Water temp | Typical seas |
|---|---|---|---|
| Jan | 35% | 15°C | 2.1 m |
| Feb | 33% | 15°C | 2.1 m |
| Mar | 29% | 15°C | 2.1 m |
| Apr | 56% | 15°C | 1.7 m |
| May | 73% | 16°C | 1.5 m |
| Jun | 80% | 17°C | 1.4 m |
| Jul | 97% | 18°C | 1.3 m |
| Aug | 96% | 19°C | 1.3 m |
| Sep | 88% | 19°C | 1.3 m |
| Oct | 59% | 18°C | 1.6 m |
| Nov | 52% | 17°C | 1.8 m |
| Dec | 48% | 16°C | 1.9 m |
% = share of sampled days scoring in the favorable band, median across 2 dive 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 Baja & Pacific Mexico region — not site-specific promises.
- Scalloped hammerheadFebruary
- OrcaMarch
- Bull sharkMay–Jun
- Humpback whaleNov–Apr
- Green sea turtleJul–Mar
Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.
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