Updated 16 Sep 2026 · recomputed nightly
Is December 2026 a good month to visit Dublin?
Lively — the typical December day in Dublin is calmer than 56% of its year.
The weather is the trade-off here, not the crowds.
Calm · Lively · Busy · Packed rank a day against Dublin's own year — not a headcount.
December sits between the seasons in Dublin: cool and wet, around 9°C / 48°F with rain on about 15 days, Lively every day.
Mostly yes, if the weather does not put you off. December in Dublin is Lively on the typical day, and not one of the 31 days in our window is crowded enough to call Busy. Expect around 9 °C by day, with rain on about 15 days. The crowd comes with the school holidays in Germany and France. St Stephen's Green Continental Christmas Market falls on 1–22 December. No week of December is meaningfully quieter — the typical day is Lively throughout; pick by day instead. The crush is at Temple Bar's cobbles at night; the quiet is at the Georgian squares. The calmest day is Tuesday 1 December, the busiest Friday 25 December.
In short, a solid middle-ground pick.
Among the 12 months we forecast for Dublin, December ranks 11th for crowd pressure. Its heaviest day is Fri 25 Dec, busier than 51% of the year; its lightest is Tue 1 Dec at 44%.
Preparing pays off in a month like this: timed-entry tickets and pre-booked tours turn the queue time into sightseeing time. see the options →
Pack for wet first — rain on 15 of 31 days.
A folding one lives in the day bag and weighs nothing.
See umbrellas →
Wet stone is the thing to plan around in a month this wet.
See walking shoes →
How busy is Dublin in December?
It's quiet right through December — no crowded stretch to plan around.
The month barely moves — every day lands between 44% and 51% of the year. Daylight runs about 7 hours.
The calmest days include the 1st, 2nd and 3rd — 19 days share that level, so there is room to choose.
Tue 01 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Tue 1 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-01 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 02 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Wed 2 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-02 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 03 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Thu 3 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-03 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 04 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Fri 4 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-04 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 05 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Sat 5 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-05 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 06 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Sun 6 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-06 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 07 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Mon 7 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-07 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 08 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Tue 8 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-08 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 09 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Wed 9 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-09 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 10 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Thu 10 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-10 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 11 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Fri 11 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-11 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 12 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Sat 12 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-12 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 13 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Sun 13 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-13 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 14 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Mon 14 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-14 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 15 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Tue 15 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-15 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 16 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Wed 16 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-16 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 17 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Thu 17 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-17 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 18 Dec Lively busier than 44% of days here · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Fri 18 Dec 2026 is forecast Lively. Why: St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-18 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 19 Dec Lively busier than 44% of days here · Germany school holidays · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Sat 19 Dec 2026 is forecast Lively. Why: school holidays in Germany; St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-19 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 20 Dec Lively busier than 45% of days here · Germany school holidays · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Sun 20 Dec 2026 is forecast Lively. Why: school holidays in Germany and France; St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-20 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 21 Dec Lively busier than 45% of days here · Germany school holidays · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Mon 21 Dec 2026 is forecast Lively. Why: school holidays in Germany and France; St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-21 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 22 Dec Lively busier than 45% of days here · Germany school holidays · St Stephen's Green Continental Christmas Market
Event on this day
St Stephen's Green Continental Christmas Market
18 Nov – 22 Dec 2026The city's yearly Christmas-season fixture, part of the December the forecast already knows.
Record Dublin on Tue 22 Dec 2026 is forecast Lively. Why: school holidays in Germany and France; St Stephen's Green Continental Christmas Market. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-22 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 23 Dec Lively busier than 46% of days here · Germany school holidays
Record Dublin on Wed 23 Dec 2026 is forecast Lively. Why: school holidays in Germany and France. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-23 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 24 Dec Lively busier than 47% of days here · Germany school holidays
Record Dublin on Thu 24 Dec 2026 is forecast Lively. Why: school holidays in Germany and France. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-24 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Fri 25 Dec Lively busier than 51% of days here · Ireland public holiday
Record Dublin on Fri 25 Dec 2026 is forecast Lively. Why: Ireland public holiday; UK public holiday; Germany public holiday. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-25 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sat 26 Dec Lively busier than 48% of days here · Ireland public holiday
Record Dublin on Sat 26 Dec 2026 is forecast Lively. Why: Ireland public holiday; Germany public holiday; France school holidays. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-26 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Sun 27 Dec Lively busier than 47% of days here · Germany school holidays
Record Dublin on Sun 27 Dec 2026 is forecast Lively. Why: school holidays in Germany and France. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-27 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Mon 28 Dec Lively busier than 47% of days here · UK public holiday
Record Dublin on Mon 28 Dec 2026 is forecast Lively. Why: UK public holiday; Germany school holidays; France school holidays. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-28 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Tue 29 Dec Lively busier than 47% of days here · Germany school holidays
Record Dublin on Tue 29 Dec 2026 is forecast Lively. Why: school holidays in Germany and France. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-29 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Wed 30 Dec Lively busier than 47% of days here · Germany school holidays
Record Dublin on Wed 30 Dec 2026 is forecast Lively. Why: school holidays in Germany and France. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-30 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Thu 31 Dec Lively busier than 47% of days here · Germany school holidays
Record Dublin on Thu 31 Dec 2026 is forecast Lively. Why: school holidays in Germany and France. The day in full, the year at a glance, and how this day compares: https://avoid-crowds.com/dublin/#d-2026-12-31 (Avoid-Crowds, as of 16 Sep 2026; recomputed nightly.)
Which week of December is quietest in Dublin?
No week of December is meaningfully quieter — the typical day is Lively throughout; pick by day instead.
December weather in Dublin
Cold — around 9°C / 48°F, so pack a proper coat, with rain on about 15 days, so keep a layer handy. Daylight is short, about 7 hours, so plan the big sights for the middle of the day.
Worth booking the marquee sights ahead for the busy days, but you can keep the rest of the trip flexible.
More about Dublin in December
Based on: Ireland's public holidays · school vacations across France and Germany · the season pattern from official overnight stays · five years of weather records (2019–2023) · confirmed event dates · the published cruise schedule
Every figure is recomputed nightly from real cruise schedules, public and school holidays, and long-run climate normals. Gaps are shown, not filled.
