Dublin weather in May (Dublin County, Ireland)

Looking to travel to Dublin in May? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In May, Dublin typically experiences moderate temperatures and moderate rainfall. Anticipate daytime temperatures around 16°C, while night temperatures can drop to 8°C.

Dublin in May usually receives moderate rainfall, averaging around 67 mm for the month. Based on our climate data of the past 30 years, about 16 days of rain are anticipated.

The city usually sees around 188 hours of sunlight, indicating a moderately sunny period.

In case you lean more towards enjoying temperate temperatures and rain-free days July and August typically offer the most optimal weather. In contrast, January, February and December tend to have less optimal conditions.

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

 

Dublin, monthly averages in May

Min TemperatureMin Temperature 8°C  
Max TemperatureMax Temperature 16°C  
Water TemperatureWater Temperature 10°C  
Chance of RainChance of Rain 54%  
PrecipitationPrecipitation 67 mm  
Rainy daysRainy days 16 days  
HumidityHumidity 68%  
WindspeedWindspeed 14 km/h  
SunshineSunshine 188 hours  
Percentage SunshinePercentage Sunshine 42%  

Where to go in Ireland in May

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

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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 Dublin in May?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay. With a water temperature of around 10°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 May.

Swimming
5/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
10/10

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 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.