Best Time to Dive Off Malin Head
Across 1 Off Malin Head, County Donegal, north Atlantic dive sites with multi-year conditions history, May historically shows the most favorable days — 34% 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 | 0% | 10°C | 3.9 m |
| Feb | 2% | 9°C | 4.0 m |
| Mar | 9% | 9°C | 2.9 m |
| Apr | 22% | 10°C | 2.3 m |
| May | 34% | 12°C | 2.0 m |
| Jun | 30% | 14°C | 2.1 m |
| Jul | 32% | 15°C | 1.9 m |
| Aug | 24% | 16°C | 2.5 m |
| Sep | 11% | 15°C | 2.7 m |
| Oct | 11% | 14°C | 3.1 m |
| Nov | 6% | 12°C | 3.1 m |
| Dec | 5% | 11°C | 4.2 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 Norway, Iceland & North Atlantic region — not site-specific promises.
- Great white sharkAugust
- Bull sharkMay
- Ocean sunfishNov–Dec
- OrcaNovember
- Humpback whaleMay–Nov
- Thresher sharksOct–Jan
Bars are Jan–Dec — months when sightings historically concentrate (GBIF occurrence records). Wildlife is never guaranteed.
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