Ireland · When to Go
The Best Time to Visit Ireland
Quick answer: May to September brings the longest days and the best chance of sunshine. Ireland’s weather is mild all year, so every season has its charms, from spring daffodils to cozy winter pubs.
- May–Sep best weather
- 17 hrs of daylight in June
- March 17 St Patrick’s Day
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The quick answer
When Is the Best Time to Visit Ireland?
Ireland is green for a reason: rain can fall in any month. Choose a season to see what to expect.

March to May: fresh and green
The countryside turns vivid green, lambs fill the fields and daffodils bloom. Temperatures are mild, around 10–15°C (50–59°F), and the crowds are smaller.
St Patrick’s Day on March 17 is a celebration everywhere, especially in Dublin.
Ideal Shoulder Quieter

June to August: long, bright days
Daylight lasts up to about 17 hours in June, perfect for long drives and late evenings in the pub. Days are usually 15–20°C (59–68°F).
It’s the busiest season, so we reserve castles, drivers and island trips well ahead.
Ideal Shoulder Quieter

September to November: golden and quiet
September is often lovely, with warm days and fewer visitors. October brings autumn color and cozy evenings.
It’s also festival season, from Galway’s oyster festival to Halloween, which has its roots in the ancient Celtic festival of Samhain.
Ideal Shoulder Quieter

December to February: cozy and festive
Winters are mild and damp rather than freezing, usually 4–8°C (39–46°F). Days are short, but turf fires, pubs and Christmas markets make up for it.
Some rural attractions close for the season, so we focus on cities and castle hotels.
Ideal Shoulder Quieter
Month by month
Ireland Through the Year
JanuaryQuiet
Short days and low prices. A cozy time for Dublin, pubs and castle hotels.
FebruaryQuiet
Snowdrops appear and St Brigid’s Day on February 1 marks the start of spring.
MarchShoulder
St Patrick’s Day on March 17 brings parades and festivals across the country.
AprilIdeal
Lambs, daffodils and longer days. Easter is a lovely time to visit.
MayIdeal
Often one of the sunniest months, with bluebells in the woods and quiet roads.
JunePeak
The longest days of the year. Perfect for the Wild Atlantic Way and island trips.
JulyPeak
Busy and lively, with the Galway International Arts Festival and the Galway Races.
AugustPeak
Summer festivals like the Rose of Tralee. Book castles and drivers early.
SeptemberIdeal
Warm days, quieter roads and the famous matchmaking festival in Lisdoonvarna.
OctoberShoulder
Autumn color and Halloween, celebrated in style in Derry and across Ireland.
NovemberQuiet
Cooler and quieter, with good value in cities and castle hotels.
DecemberFestive
Christmas markets, carol services and New Year celebrations in Dublin.
Ideal & peak Shoulder Quieter, shorter days
Plan around a celebration
Festivals Worth Timing Your Trip For
The Irish love a good festival. Hotels fill quickly around the big ones, so we plan early.
St Patrick’s Festival · March 17
Parades, music and celebrations across the country, with Dublin’s festival running for several days.
Galway Arts Festival · July
Two weeks of theater, music and street spectacle in one of Ireland’s liveliest cities.
Galway Races · late July
A week of horse racing, fashion and festivities at Ballybrit racecourse.
Rose of Tralee · August
A festival celebrating Irish heritage around the world, held in County Kerry.
Lisdoonvarna · September
Europe’s biggest matchmaking festival, with music and dancing in a County Clare spa town.
Halloween · October 31
Halloween began with the Celtic festival of Samhain. Derry’s celebrations are among the biggest in Europe.
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Good to know
Best Time to Visit FAQs
What is the rainiest month in Ireland?
Rain is spread across the year, with the west usually wetter than the east. Showers are often short, so pack a rain jacket in any season.
What is the cheapest time to visit Ireland?
November to March, outside Christmas and St Patrick’s Day, usually offers the best value.
Is Ireland good to visit in winter?
Yes, for cities, castle hotels and cozy pubs. Days are short and some rural sites close, so we plan around them.
When can I visit the Skellig Islands?
Landing trips to Skellig Michael run in summer only, weather permitting. We book them early.
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