ClimateForecastDecemberJanuary >>

Dublin County weather in December

Planning a getaway to Dublin County this December and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Dublin County in December?

Dublin County is a region in Ireland. December in Dublin County generally has cold temperatures, with moderate precipitation. During December, winter is in full swing.

You can expect cold maximum daytime temperatures of around 10°C and nighttime temperatures around 4°C in Dublin.

In December, precipitation varies across different areas. From moderate rainfall in Dublin with an average of 77 mm to moderate rainfall in Sutton with 88 mm. Dublin experiences limited sunny days, amounting to roughly 51 hours of sunshine. This makes it perfect for those who prefer dimmer, cloudier settings rather than intense sunlit days

For specific regional insights in Dublin County for December, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Dublin County climate page.

Where to go in Dublin County in December

Find the average weather conditions in December for the most popular destinations in Dublin County on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations in Dublin County

What is the weather like in December for the 5 most popular destinations in Dublin County?

Average weather in Dublin

In December Dublin generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 4°C and moderate monthly rainfall. So on average the conditions are poor that month.

Dublin
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
12°C 
6°C 
71 hours 
87 mm 
16 days 
10°C 
4°C 
51 hours 
77 mm 
17 days 
poor 
January   >> January
>>  
9°C 
4°C 
56 hours 
71 mm 
18 days 
poor 
Climate in Dublin

Average weather in Swords

In December Swords generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are poor that month.

Swords
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
12°C 
6°C 
71 hours 
89 mm 
16 days 
10°C 
5°C 
51 hours 
79 mm 
17 days 
poor 
January   >> January
>>  
9°C 
4°C 
56 hours 
72 mm 
18 days 
poor 
Climate in Swords

Average weather in Dun Laoghaire

In December Dun Laoghaire generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 5°C and moderate monthly rainfall. So on average the conditions are poor that month.

Dun Laoghaire
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
12°C 
7°C 
71 hours 
100 mm 
16 days 
poor 
10°C 
5°C 
51 hours 
88 mm 
17 days 
poor 
January   >> January
>>  
9°C 
4°C 
56 hours 
80 mm 
18 days 
poor 
Climate in Dun Laoghaire

Average weather in Rathgar

In December Rathgar generally has low temperatures with maximum daytime temperatures around 9°C, minimum nighttime temperatures around 4°C and moderate monthly rainfall. So on average the conditions are poor that month.

Rathgar
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
11°C 
6°C 
71 hours 
89 mm 
16 days 
9°C 
4°C 
51 hours 
80 mm 
17 days 
poor 
January   >> January
>>  
9°C 
3°C 
56 hours 
73 mm 
18 days 
poor 
Climate in Rathgar

Average weather in Cloghran

In December Cloghran generally has low temperatures with maximum daytime temperatures around 10°C, minimum nighttime temperatures around 4°C and moderate monthly rainfall. So on average the conditions are poor that month.

Cloghran
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
12°C 
6°C 
71 hours 
89 mm 
16 days 
10°C 
4°C 
51 hours 
79 mm 
17 days 
poor 
January   >> January
>>  
9°C 
4°C 
56 hours 
72 mm 
18 days 
poor 
Climate in Cloghran

Is your destination not in the list? Have a look at other destinations in Dublin County, in Ireland.

Is December the best time to visit Dublin County?

In our view, December might not be the best time to travel to Dublin County with often poor weather in Dublin.

On average, the best time to visit Dublin County is in July and August with generally perfect weather in Dublin. The weather in January, February and December, on the other hand, tends to be poor.

Interested in more climate information?

We have much more information about the climate in Dublin County. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Ireland? Get detailed historical weather averages for many cities in Ireland.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.