Late spring · Weather & things to do
Dublin in May
Dublin warms up: highs climb to 57°F (14°C), from 52°F in April, with lows of 47°F (8°C) and about 2.6 in (67 mm) of rain.
It scores 70/100 for comfort, 5th of 12, which makes it a solid shoulder-season month.
- Avg high
- 57°F (14°C)
- Avg low
- 47°F (8°C)
- Rain
- 2.6 in (67 mm)
- Humidity
- 84%
- Cloud cover
- 73%
- Daylight
- ~15 h 38 min
- Comfort score
- 70/100 · Good
What May feels like
Days are mild at around 57°F (14°C): comfortable for walking all day, with a layer for the evening.
Nights cool to an average low of 47°F (8°C).
Some rain is likely, about 2.6 in (67 mm) in the month, so pack for a shower or two.
With about 15 h 38 min of daylight, evenings stay light late.
Plan around May
May is shoulder season: good weather, a step below the best months (June – September).
- Comfort improves from 62/100 in April to 70/100.
- May sits inside the May – Sep window our Dublin to the Wild Atlantic Way route recommends.
What to pack for May
- A warm layer for eveningslows near 47°F
- Packable rain jacket or umbrellaa shower or two is likely
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Dublin in May
May is good outdoor weather here, so these picks lean toward the open air.
Chapter One
Michelin-starred Irish cooking beneath the Dublin Writers Museum.
National Museum of Ireland – Archaeology
Celtic gold, Viking finds and preserved bog bodies. Free entry.
Why now Our curated notes list it for "rainy day", which suits a wetter month.
The Brazen Head
Pub dating its license to 1198, with trad music every night.
Guinness Storehouse
Seven floors on brewing history at St James's Gate, ending at the Gravity Bar view.
Leo Burdock
Dublin's oldest chipper, frying cod and chips since 1913.
Nearby in May
- Galway in May~116 mi · highs 61°F, 3.2 in rain · 2°C (4°F) warmer by day, about as wet
- Doolin & the Cliffs of Moher in May~131 mi · highs 57°F, 3.4 in rain · similar daytime temperatures, wetter
- Connemara in May~155 mi · highs 56°F, 3.6 in rain · similar daytime temperatures, wetter
- The Cotswolds in May~213 mi · highs 60°F, 2.5 in rain · 2°C (3°F) warmer by day, about as wet
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Dublin in May: quick answers
Is May a good time to visit Dublin?
It's a good shoulder-season choice, scoring 70/100 against a best of 79 in June – September. Expect highs of 57°F (14°C) and 2.6 in (67 mm) of rain. May is inside the May – Sep window our Dublin to the Wild Atlantic Way route recommends.
How cold is Dublin in May?
Average highs are 57°F (14°C) and average lows 47°F (8°C), making it the 5th-warmest month by daytime highs.
Does it rain a lot in Dublin in May?
Some: about 2.6 in (67 mm) of rain falls across May on average, the 2nd-driest month of the year. The annual total is about 38.7 in (982 mm).
What should I pack for Dublin in May?
Bring a warm layer for evenings (lows near 47°F), packable rain jacket or umbrella (a shower or two is likely) and comfortable walking shoes (most places below are best reached on foot or with short walks).
Routes in season in May
- Dublin to the Wild Atlantic Way May – Sep
Planning Dublin in May?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.