Best Time to Dive Nevada
Across 8 Nevada dive sites with multi-year conditions history, December historically shows the most favorable days — 97% 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 | 88% | — | — |
| Feb | 81% | — | — |
| Mar | 70% | — | — |
| Apr | 76% | — | — |
| May | 80% | — | — |
| Jun | 77% | — | — |
| Jul | 83% | — | — |
| Aug | 83% | — | — |
| Sep | 86% | — | — |
| Oct | 85% | — | — |
| Nov | 92% | — | — |
| Dec | 97% | — | — |
% = share of sampled days scoring in the favorable band, median across 8 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 California & Pacific Northwest region — not site-specific promises.
- Great white sharkAug–Nov
- Ocean sunfishJul–Dec
- Thresher sharksJul–Dec
- OrcaMar–Oct
- Humpback whaleyear-round
Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.
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