Dublin weather in August (Dublin County, Ireland)

The average maximum daytime temperature in Dublin in August lies at 18.1°C (64.58°F). The average minimum temperature goes down to around 12.3°C (54.14°F) (often the minimum temperature is noted at night).

Rainfall during August is moderate with an average of 79mm (3.1 inches). This makes it the wettest month of the year. There are generally around 16 rainy days. The sun will show itself now and again, with 157 hours of sunshine during the entire month.


Dublin, monthly averages in August

Show in Celsius
Min Temperature 54 °F  
Max Temperature 64 °F  
Water Temperature 58 °F *  
Chance of Rain 54%  
Precipitation 3 in  
Rainy days 16 days  
Humidity 69% *  
Sunshine 157 hrs *  
Percentage Sunshine 35% *  

Where to stay in Dublin

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.

Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

So what to wear in August? At night it tends to cool off so best to pack some warm nightwear as well. With a water temperature of around 14.8°C (58.64°F), 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.

Outdoor sports

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Dublin.

Our site offers climate and forecast data for almost all countries 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 suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.