Dublin weather
in December
“Cool and moody. Best paired with warm rooms and long lunches.”
Roughly 15 rainy days across the month, on average.
In december, Dublin settles into its cold, contemplative stillness. The city keeps a different pulse than in summer or midwinter, and travellers who arrive with the right expectations are rewarded.
Days average around 10°C (49°F), cooling to 5°C after sunset. Expect meaningful rain — some 15 wet days across the month. Pack accordingly and let the weather choose your afternoons. Daylight is short — the mornings arrive slowly and the evenings settle in early.
These figures are climatological averages, drawn from a decade of daily records via the Open-Meteo Archive — not a forecast. But they are honest, and they are the sort of thing a good travel guide ought to tell you before you book the flight.
What to pack for Dublin in December
- •A compact travel umbrella — one you'll actually carry
- •A merino base layer for the cold evenings
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for Dublin in December
- →Lightweight fleeceAmazon · shop this
- →Merino travel socksAmazon · shop this
- →Compact travel umbrellaAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
- →Anti-theft crossbody bagAmazon · shop this
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Where to stay in Dublin
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Dublin in December — FAQ
Q01Is December a good time to visit Dublin?
Is December a good time to visit Dublin?
It is a fair time to visit — expect variable conditions and plan flexibility. In December, Dublin averages a high of 10°C (49°F) and a low of 5°C (41°F), with 94mm of rainfall across roughly 15 rainy days.
Q02What is the average temperature in Dublin in December?
What is the average temperature in Dublin in December?
The average high temperature in Dublin during December is 10°C (49°F), with an average low of 5°C (41°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03How many rainy days does Dublin have in December?
How many rainy days does Dublin have in December?
Dublin averages approximately 15 rainy days in December, with a total monthly rainfall of about 94mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04What should I pack for Dublin in December?
What should I pack for Dublin in December?
For Dublin in December, pack a merino base layer for evenings, a compact umbrella or waterproof jacket, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05How crowded is Dublin in December?
How crowded is Dublin in December?
Tourist crowds in Dublin during December are typically low — winter is off-season, meaning quiet streets and better hotel deals. Consider this when planning accommodation — prices track crowd levels closely.