Dublin weather in May
May is a fair month to visit Dublin: highs of 14°C (57°F) and about 67 mm (2.6 in) of rain on average. Nights average 8°C (47°F) and cloud cover 73% (NASA POWER, 2001–2025 averages). It is the 2nd driest month of the year and the 5th warmest. Compared with April, it is warmer and about as wet; June brings highs of 16°C (62°F) and 76 mm (3.0 in) of rain.
Is May a good time to visit Dublin?
fair month Weather score 55/100.
May is a fair month in Dublin. The weather is usually best in Jun–Sep.
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Does it rain a lot in Dublin in May?
Some rain is normal: about 67 mm (2.6 in) falls in an average May. It is the 2nd driest month of the year.
How warm is Dublin in May?
Days average 14°C (57°F) and nights 8°C (47°F).
Dublin weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 8°C (46°F) | 4°C (39°F) | 86 mm | 78% | least pleasant |
| February | 8°C (46°F) | 4°C (39°F) | 70 mm | 76% | least pleasant |
| March | 9°C (48°F) | 4°C (39°F) | 70 mm | 74% | least pleasant |
| April | 11°C (52°F) | 6°C (42°F) | 61 mm | 73% | fair |
| May | 14°C (57°F) | 8°C (47°F) | 67 mm | 73% | fair |
| June | 16°C (62°F) | 11°C (51°F) | 76 mm | 76% | best |
| July | 18°C (64°F) | 12°C (54°F) | 80 mm | 78% | best |
| August | 18°C (64°F) | 12°C (54°F) | 91 mm | 78% | best |
| September | 16°C (61°F) | 11°C (52°F) | 76 mm | 74% | best |
| October | 13°C (56°F) | 9°C (48°F) | 102 mm | 74% | fair |
| November | 10°C (50°F) | 7°C (44°F) | 106 mm | 73% | least pleasant |
| December | 8°C (47°F) | 5°C (41°F) | 97 mm | 76% | least pleasant |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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