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Weather in October in Ireland

Planning a journey to Ireland 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 Ireland in October?

October in Ireland generally has mild temperatures, with precipitation levels ranging from moderate to heavy.

Temperatures

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

Precipitation

In October, precipitation varies across different areas. From moderate rainfall in Ashbourne with an average of 76 mm to heavy rainfall in Kincasslagh with 179 mm.

Average sunshine

Most areas see fewer sunny days, with a projection of about 97 hours of sunshine in Dublin. This reduced sunlight makes it ideal for those who prefer dimmer, overcast conditions over bright sunny days.

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

Where to go in Ireland in October

Find more information for the most popular destinations in the Ireland on the map below. Click on a destination dot for more detailes.

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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

What is the weather like in October for the 5 most popular destinations in Ireland?

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

Killarney

In October Killarney generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 7°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Killarney
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 
10°C 
118 hours 
93 mm 
19 days 
14°C 
7°C 
82 hours 
114 mm 
22 days 
11°C 
5°C 
52 hours 
119 mm 
22 days 
poor 
Climate in Killarney

Galway

In October Galway generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 8°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Galway
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 
10°C 
93 hours 
86 mm 
20 days 
15°C 
8°C 
74 hours 
104 mm 
21 days 
12°C 
5°C 
54 hours 
110 mm 
21 days 
poor 
Climate in Galway

Kenmare

In October Kenmare generally has moderate temperatures with maximum daytime temperatures around 14°C, minimum nighttime temperatures around 7°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Kenmare
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 
10°C 
118 hours 
100 mm 
19 days 
14°C 
7°C 
82 hours 
125 mm 
22 days 
11°C 
5°C 
52 hours 
127 mm 
22 days 
poor 
Climate in Kenmare

Cork

In October Cork generally has moderate temperatures with maximum daytime temperatures around 15°C, minimum nighttime temperatures around 9°C and high monthly rainfall. So on average the conditions are unpleasant that month.

Cork
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 
12°C 
128 hours 
77 mm 
17 days 
15°C 
9°C 
92 hours 
102 mm 
19 days 
12°C 
7°C 
68 hours 
96 mm 
19 days 
Climate in Cork

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

Is October the best time to visit Ireland?

In our opinion, October is a good time to visit Ireland 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. 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 Ireland. 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 travel conditions. Find out where to go with our weather planner.