Best Time to Dive Offshore reef northwest of Jeddah
Across 1 Offshore reef northwest of Jeddah, central Red Sea dive sites with multi-year conditions history, July and October historically show the most favorable days — 96% 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 | 83% | 27°C | 1.0 m |
| Feb | 62% | 26°C | 1.2 m |
| Mar | 80% | 26°C | 1.0 m |
| Apr | 79% | 28°C | 0.8 m |
| May | 81% | 29°C | 0.9 m |
| Jun | 89% | 30°C | 0.8 m |
| Jul | 96% | 31°C | 0.7 m |
| Aug | 83% | 32°C | 0.9 m |
| Sep | 80% | 32°C | 1.1 m |
| Oct | 96% | 31°C | 0.8 m |
| Nov | 92% | 30°C | 0.8 m |
| Dec | 82% | 29°C | 0.9 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 Red Sea region — not site-specific promises.
- Green sea turtleNovember
Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.
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