Dun Laoghaire weather in August (Dublin County, Ireland)

How is the weather in Dun Laoghaire in August? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In August, Dun Laoghaire generally has pleasant temperatures and moderate rainfall. August falls within the summer season. Throughout the daytime, temperatures often hover around 19°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 13°C. On average, it is the month with the highest temperature of the year.

Dun Laoghaire in August usually receives moderate rainfall, averaging around 84 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 16 days of the month will see rainfall.

The area enjoys a balanced 157 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures. July and August typically offer the most optimal weather. In contrast, January, February, March, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Dun Laoghaire climate page with graphs.

 

Dun Laoghaire, monthly averages in August

Min Temperature 13°C  

Max Temperature 19°C  

Water Temperature 15°C *  

Chance of Rain 53%  

Precipitation 84 mm  

Rainy days 16 days  

Humidity 69% *  

Windspeed 14 km/h *  

Sunshine 157 hours *  

Percentage Sunshine 35% *  

* Data from: Dublin, Ireland (17 KM, 10 Miles).

Where to go in Ireland in August

Find out more about the weather in Ireland in August and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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).

So, what should you wear in Dun Laoghaire in August?

For visitors traveling to Dun Laoghaire, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes. With a water temperature of around 15°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in August.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Dun Laoghaire.

Our site offers climate and forecast data for every country in the world. Are you going to Ireland? On this website you can find 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.