Best time to go to Dún Laoghaire Average weather of Dún Laoghaire, Ireland

When is the best time to go to Dún Laoghaire?

When is the best time to go to Dún Laoghaire? Here's some information to help you in your decision:

The best months for good weather in Dún Laoghaire are June, July, August and September
On average, the warmest months are July, August and September
The coldest months are January, February and March
The rainiest months are January, August, October, November and December

Annual weather in Dún Laoghaire

For full information about the climate and weather in Dún Laoghaire a specific month, click on the corresponding line below:

Month			Our opinion
January	43°F/47°F	4.3in	very bad weather	Dún Laoghaire in january
February	41°F/49°F	3.5in	very bad weather	Dún Laoghaire in february
March	43°F/49°F	3in	bad weather	Dún Laoghaire in march
April	45°F/52°F	2.9in	bad weather	Dún Laoghaire in april
May	50°F/56°F	2.9in	tolerable weather	Dún Laoghaire in may
June	56°F/61°F	3.9in	good weather	Dún Laoghaire in june
July	58°F/65°F	3.8in	good weather	Dún Laoghaire in july
August	58°F/65°F	4.2in	good weather	Dún Laoghaire in august
September	54°F/61°F	3.5in	good weather	Dún Laoghaire in september
October	52°F/58°F	4.8in	tolerable weather	Dún Laoghaire in october
November	47°F/52°F	4.9in	bad weather	Dún Laoghaire in november
December	43°F/49°F	4.4in	bad weather	Dún Laoghaire in december

Weather and climate in Dún Laoghaire

Dún Laoghaire enjoys a temperate oceanic climate (with warm summer) in accordance with the Köppen-Geiger classification. The yearly average maximum temperature in Dún Laoghaire is 56°F (ranging from 47°F in january to 65°F in july). Annual rainfall is 45.8in, with a minimum of 2.9in in may and a maximum of 4.9in in november.

Between the months of january and april the climate is unfavorable. At lunchtime, it's 52°F in average and, in april, 5 days of rain are expected.
From may to october the climate is passable, but still OK. By early evening, the temperature averages 54°F and you can expect to have 4.8in of rainfall/month during this period.
Between the months of november and december the climate is unfavorable. In average, on the morning it is 45°F and it rains about 23% of the time in december.

Charts: temperature and rainfall in Dún Laoghaire

In the charts below, you can see the following seasonal norms for the city of Dún Laoghaire: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature

Humidity

Peak visitor numbers and tourist seasons in Dún Laoghaire

Find out when Dún Laoghaire has its high tourist season (the period when the influx of tourists is highest) and off-peak tourist season using our data and figures.

Tourist seasons in Dún Laoghaire

Very low season in Dún Laoghaire
The months with the lowest number of tourists are: January and February.
Low season in Dún Laoghaire
The months with low numbers of tourists are: March, April, November and December.
High season in Dún Laoghaire
The number of visitors to Dún Laoghaire is high in: May, June, September and October.
Peak season in Dún Laoghaire
The largest number of tourists visiting Dún Laoghaire is during: July and August.

Figure: Visitor index for Dún Laoghaire month by month

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Best time for low prices in Dún Laoghaire

Average prices of hotels in Dún Laoghaire month by month

Generally, January is the month with the lowest hotel prices in Dún Laoghaire. So this is a great time to save on your holiday! In contrast, June is statistically the most expensive month of the year for hotels.