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Dublin County weather in October

Planning a journey to Dublin County this October and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Dublin County in October?

Dublin County is a region in Ireland. October in Dublin County generally has moderate temperatures, with moderate precipitation.

You can expect moderate maximum daytime temperatures of around 15°C and nighttime temperatures around 9°C in Dublin.

In October, precipitation varies across different areas. From moderate rainfall in Lucan with an average of 78 mm to moderate rainfall in Dun Laoghaire with 90 mm. Dublin experiences limited sunny days, amounting to roughly 97 hours of sunshine. This makes it perfect for those who prefer dimmer, cloudier settings rather than intense sunlit days

To learn more about the conditions in specific areas of Dublin County in October, check out the map below. For more details on the yearly weather, visit our Dublin County climate page.

Where to go in Dublin County in October

Find the average weather conditions in October 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 October for the 5 most popular destinations in Dublin County?

Average weather in Dublin

In October Dublin generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are tolerable 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
18°C 
11°C 
128 hours 
74 mm 
15 days 
15°C 
9°C 
97 hours 
79 mm 
17 days 
12°C 
6°C 
71 hours 
87 mm 
16 days 
Climate in Dublin

Average weather in Swords

In October Swords generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are tolerable 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
18°C 
11°C 
128 hours 
74 mm 
15 days 
15°C 
9°C 
97 hours 
81 mm 
17 days 
12°C 
6°C 
71 hours 
89 mm 
16 days 
Climate in Swords

Average weather in Dun Laoghaire

In October Dun Laoghaire generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are tolerable 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
17°C 
11°C 
128 hours 
80 mm 
15 days 
14°C 
9°C 
97 hours 
90 mm 
17 days 
12°C 
7°C 
71 hours 
100 mm 
16 days 
poor 
Climate in Dun Laoghaire

Average weather in Rathgar

In October Rathgar generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 8°C and moderate monthly rainfall. So on average the conditions are tolerable 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
18°C 
11°C 
128 hours 
77 mm 
15 days 
14°C 
8°C 
97 hours 
82 mm 
17 days 
11°C 
6°C 
71 hours 
89 mm 
16 days 
Climate in Rathgar

Average weather in Cloghran

In October Cloghran generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and moderate monthly rainfall. So on average the conditions are tolerable 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
18°C 
11°C 
128 hours 
75 mm 
15 days 
15°C 
9°C 
97 hours 
81 mm 
17 days 
12°C 
6°C 
71 hours 
89 mm 
16 days 
Climate in Cloghran

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

Is October the best time to visit Dublin County?

In our opinion, October is a good time to visit Dublin County with overall tolerable weather in Dublin. However, the weather conditions may vary depending on your destination.

Generally speaking, July and August provide perfect weather in Dublin. On the other hand, the weather in January, February and December tend 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.