Best Time to Dive in Ireland
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Monthly diving conditions in Ireland
Best time: Jul–Sep
J9°
F9°
M9°
A11°
M14°
J15°
J★16°
A★16°
S★16°
O14°
N12°
D10°
ExcellentGreatGoodFairPoor★Best monthsThis month
| Month | Temp (°C) | Rating |
|---|---|---|
| January | 9°C | Poor |
| February | 9°C | Poor |
| March | 9°C | Poor |
| April | 11°C | Poor |
| May | 14°C | Poor |
| June | 15°C | Poor |
| JulyPeak | 16°C | Poor |
| AugustPeak | 16°C | Poor |
| SeptemberPeak | 16°C | Poor |
| October | 14°C | Poor |
| November | 12°C | Poor |
| December | 10°C | Poor |
Shoulder season
June, January, February offer good diving conditions with fewer crowds and often lower prices.
When to avoid
June, July, August, September, January, February, March, April, May, October, November, December typically bring more challenging conditions - reduced visibility and rougher seas.